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S04021-07 – SCAG 1/2"-13 Elastic Stop Hex Lock Nut (Genuine OEM Part)

Name: S04021-07 – SCAG 1/2"-13 Elastic Stop Hex Lock Nut (Genuine OEM Part)
Brand: SCAG (FLORIDA OUTDOOR EQ.)
SKU: S04021-07
Price: 0.45 USD
Availability: InStock

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$0.45

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Barry's Power Equipment – Return Policy

Returning or exchanging a product at Barry’s Power Equipment is simple. Please review the information below carefully to ensure your return is processed correctly and without delay.

How to Return Your Order from BarrysPowerEquipment.com

To begin a return, access our Returns Portal as a guest or by signing into your Barry’s Power Equipment account.

Return Steps:

Enter your seven-digit order number and the email address associated with the order.
If the order is eligible, select the item you wish to return.
Follow the return instructions provided.

Note: Some items are not eligible for portal-based returns and require Return Authorization (RA). Additional restrictions may apply.

Return Authorization (RA) Guide

Certain items require Return Authorization (RA) before being returned.

If the Returns Portal indicates your item is not eligible:

Submit a request through our Contact Us form.
A Barry’s Power Equipment representative will contact you within 1–3 business days (Monday–Friday).
If approved, you will receive return instructions or alternative resolution options.

Barry’s Power Equipment reserves the right to approve or deny any return request.

Returned Item & Merchandise Requirements

All approved returns must include:

Original packaging (boxes, Styrofoam, bubble wrap, plastic bags, etc.)
Original and intact UPC barcode (removal voids return eligibility)
Original packing slip
All accessories (cords, batteries, remotes, tools, cases, etc.)
All manufacturer documentation (manuals, warranty cards, registration materials)

Barry’s Power Equipment reserves the right to inspect all returned items prior to issuing any refund or replacement.

Return Shipping Costs

All shipping costs, including original and return shipping, are the responsibility of the customer. Shipping charges are non-refundable under all circumstances.

Return Shipping Address

Barry’s Power Equipment – Returns
2715 Fowler Street
Fort Myers, FL 33901

Customer Support: 239-332-1305

Return Restrictions & Conditions

Defective Merchandise

(Return Authorization Required)

Defective items reported within 30 days of shipment may be eligible for exchange at the sole discretion of Barry’s Power Equipment.

Shipping costs are non-refundable.

Defects reported after 30 days must be handled through manufacturer warranty service.

Non-Defective Merchandise

(Return Authorization Required)

Non-defective items returned within 30 days of shipment may be eligible for a refund.

Returns may be subject to a restocking fee of up to 15%.

Shipping charges are non-refundable.

Return shipping costs are the responsibility of the customer.

Electrical & Electronic Parts

(No Returns or Exchanges)
(Return Authorization Required for Warranty Claims Only)

Due to the sensitive nature of electrical and electronic components, all sales of electrical and electronic parts are final.

Electrical and electronic parts are not eligible for return, refund, or exchange unless the item is received damaged or is verified by the manufacturer to be defective under the applicable manufacturer's warranty.

Electrical and electronic parts that have been installed, connected, programmed, modified, tested, used, or show any signs of installation or use cannot be returned or exchanged.

Barry’s Power Equipment is not responsible for incorrect diagnosis, improper installation, compatibility issues, or damage caused by misuse, improper installation, or failure of another component.

Warranty claims for defective electrical or electronic parts are subject to the manufacturer's warranty policies and may require inspection and testing before any warranty replacement or credit is approved.

Barry’s Power Equipment reserves the right to inspect any returned electrical or electronic component before determining warranty eligibility.

Examples of non-returnable electrical and electronic parts include, but are not limited to:

Ignition Coils
Ignition Modules
CDI Boxes
ECU / Electronic Control Modules (ECM)
Stators
Voltage Regulators / Rectifiers
Starter Motors
Solenoids
Relays
Sensors
Safety Switches
Wiring Harnesses
Electric PTO Clutches
Control Boards
Displays
Circuit Boards
Electric Fuel Pumps
Alternators
Any other electrical or electronic component.

Gasoline-Powered Equipment

(Return Authorization Required)

Gasoline-powered items cannot be returned once fuel has been added.

If fuel has been added, the unit must be serviced through an authorized service center under manufacturer warranty.

Refer to the product manual for warranty details.

Oversized & Freight Items

(Return Authorization Required)

Certain oversized or heavy items require special handling or freight shipping and may not be eligible for standard Returns Portal processing.

Customers must contact Barry’s Power Equipment directly for return evaluation.

If the issue can be resolved through troubleshooting, repair, or replacement parts, a return may not be approved.

Non-defective oversized or freight returns are subject to restocking fees and all shipping costs are the customer’s responsibility.

Barry’s Power Equipment Customer Support: 239-332-1305

Free-Good Promotions

If your purchase included a FREE promotional item, that item must be returned with the original product to receive full refund credit.

Failure to return the promotional item may result in a partial or denied refund.

Other Promotions

Barry’s Power Equipment reserves the right to change, deny, or revoke any return or refund involving promotional offers, both in-store and online.

Misclassified Returns

If a return is submitted as non-defective but arrives damaged, incomplete, or defective, a restocking fee of up to 15% of the purchase price may apply.

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🚚 Shipping and Returns

Barry's Power Equipment – Return Policy

Returning or exchanging a product at Barry’s Power Equipment is simple. Please review the information below carefully to ensure your return is processed correctly and without delay.

How to Return Your Order from BarrysPowerEquipment.com

To begin a return, access our Returns Portal as a guest or by signing into your Barry’s Power Equipment account.

Return Steps:

Enter your seven-digit order number and the email address associated with the order.
If the order is eligible, select the item you wish to return.
Follow the return instructions provided.

Note: Some items are not eligible for portal-based returns and require Return Authorization (RA). Additional restrictions may apply.

Return Authorization (RA) Guide

Certain items require Return Authorization (RA) before being returned.

If the Returns Portal indicates your item is not eligible:

Submit a request through our Contact Us form.
A Barry’s Power Equipment representative will contact you within 1–3 business days (Monday–Friday).
If approved, you will receive return instructions or alternative resolution options.

Barry’s Power Equipment reserves the right to approve or deny any return request.

Returned Item & Merchandise Requirements

All approved returns must include:

Original packaging (boxes, Styrofoam, bubble wrap, plastic bags, etc.)
Original and intact UPC barcode (removal voids return eligibility)
Original packing slip
All accessories (cords, batteries, remotes, tools, cases, etc.)
All manufacturer documentation (manuals, warranty cards, registration materials)

Barry’s Power Equipment reserves the right to inspect all returned items prior to issuing any refund or replacement.

Return Shipping Costs

All shipping costs, including original and return shipping, are the responsibility of the customer. Shipping charges are non-refundable under all circumstances.

Return Shipping Address

Barry’s Power Equipment – Returns
2715 Fowler Street
Fort Myers, FL 33901

Customer Support: 239-332-1305

Return Restrictions & Conditions

Defective Merchandise

(Return Authorization Required)

Defective items reported within 30 days of shipment may be eligible for exchange at the sole discretion of Barry’s Power Equipment.

Shipping costs are non-refundable.

Defects reported after 30 days must be handled through manufacturer warranty service.

Non-Defective Merchandise

(Return Authorization Required)

Non-defective items returned within 30 days of shipment may be eligible for a refund.

Returns may be subject to a restocking fee of up to 15%.

Shipping charges are non-refundable.

Return shipping costs are the responsibility of the customer.

Electrical & Electronic Parts

(No Returns or Exchanges)
(Return Authorization Required for Warranty Claims Only)

Due to the sensitive nature of electrical and electronic components, all sales of electrical and electronic parts are final.

Electrical and electronic parts that have been installed, connected, programmed, modified, tested, used, or show any signs of installation or use cannot be returned or exchanged.

Barry’s Power Equipment is not responsible for incorrect diagnosis, improper installation, compatibility issues, or damage caused by misuse, improper installation, or failure of another component.

Barry’s Power Equipment reserves the right to inspect any returned electrical or electronic component before determining warranty eligibility.

Examples of non-returnable electrical and electronic parts include, but are not limited to:

Ignition Coils
Ignition Modules
CDI Boxes
ECU / Electronic Control Modules (ECM)
Stators
Voltage Regulators / Rectifiers
Starter Motors
Solenoids
Relays
Sensors
Safety Switches
Wiring Harnesses
Electric PTO Clutches
Control Boards
Displays
Circuit Boards
Electric Fuel Pumps
Alternators
Any other electrical or electronic component.

Gasoline-Powered Equipment

(Return Authorization Required)

Gasoline-powered items cannot be returned once fuel has been added.

If fuel has been added, the unit must be serviced through an authorized service center under manufacturer warranty.

Refer to the product manual for warranty details.

Oversized & Freight Items

(Return Authorization Required)

Certain oversized or heavy items require special handling or freight shipping and may not be eligible for standard Returns Portal processing.

Customers must contact Barry’s Power Equipment directly for return evaluation.

If the issue can be resolved through troubleshooting, repair, or replacement parts, a return may not be approved.

Non-defective oversized or freight returns are subject to restocking fees and all shipping costs are the customer’s responsibility.

Barry’s Power Equipment Customer Support: 239-332-1305

Free-Good Promotions

If your purchase included a FREE promotional item, that item must be returned with the original product to receive full refund credit.

Failure to return the promotional item may result in a partial or denied refund.

Other Promotions

Barry’s Power Equipment reserves the right to change, deny, or revoke any return or refund involving promotional offers, both in-store and online.

Misclassified Returns

If a return is submitted as non-defective but arrives damaged, incomplete, or defective, a restocking fee of up to 15% of the purchase price may apply.

Estimated Delivery: Nov 08 - Nov 12

Return within 30 days of purchase. Taxes are non-refundable.

Availability: In Stock Unavailable

SKU: S04021-07

Type: Parts

Vendor: SCAG (FLORIDA OUTDOOR EQ.)

Categories:

Parts

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Description
Additional Information
Shipping & Return
Reviews

S04021-07 – SCAG 1/2"-13 Elastic Stop Hex Lock Nut (Genuine OEM Part)

The SCAG S04021-07 Elastic Stop Hex Lock Nut is a genuine OEM 1/2"-13 nylon insert hex lock nut engineered to provide secure, vibration-resistant fastening on SCAG commercial mowers, grass catcher systems, and related equipment. Designed to maintain consistent clamping force under heavy-duty operating conditions, this elastic stop nut prevents loosening caused by engine vibration and continuous mower operation.

Manufactured from high-strength steel with a corrosion-resistant zinc-plated finish, the S04021-07 delivers long-lasting durability, dependable locking performance, and an exact OEM fit for a wide variety of SCAG equipment.

Product Details

Manufacturer Part Number: S04021-07
Brand: SCAG
Part Type: Elastic Stop Hex Lock Nut
Thread Size: 1/2"-13 UNC
Style: Nylon Insert Lock Nut
Material: High-Strength Steel
Finish: Zinc-Plated
Corrosion Resistant: Yes
OEM Status: Genuine SCAG OEM Part
Installation: Direct OEM Replacement

Key Features

Genuine SCAG OEM hardware
Heavy-duty nylon locking insert
Prevents fasteners from loosening due to vibration
Zinc-plated for corrosion resistance
Precision-machined 1/2"-13 threads
Built for commercial mowing equipment
Direct replacement for the original factory nut

Function

The SCAG S04021-07 Elastic Stop Hex Lock Nut securely fastens mower and grass catcher components while maintaining locking tension during demanding mowing conditions. The integrated nylon insert helps reduce maintenance by keeping fasteners tight under constant vibration.

Fits These SCAG Models

GC-STC-61 Grass Catcher (S/N 8780001–8789999)
GC-STC-CS61 Grass Catcher (S/N 8790001–8799999)
GC-STT-52 (S/N 8630001–8639999)
GC-STT-52 (S/N E0500001–E0599999)
GC-STT-52 Fabric 3-Bag Grass Catcher (S/N G7300001–G7399999)
GC-STT-52 Grass Catcher (S/N 9510001–9519999)
GC-STT-52 Grass Catcher (S/N A7800001–A7899999)
GC-STT-52 Grass Catcher (S/N B8500001–B8599999)
GC-STT-52 Grass Catcher (S/N C9500001–C9599999)
GC-STT-52 Grass Catcher (P/N 9012)
GC-STT-52 Grass Catcher (P/N 9016)
GC-STT-61 (S/N 8640001–8649999)
GC-STT-61 Clam Shell Grass Catcher (S/N E0700001–E0799999)
GC-STT-61 Fabric 3-Bag Grass Catcher (S/N G7400001–G7499999)
GC-STT-61 Grass Catcher (S/N 9520001–9529999)
GC-STT-61 Grass Catcher (S/N A7900001–A7999999)
GC-STT-61 Grass Catcher (S/N B8700001–B8799999)
GC-STT-61 Grass Catcher (S/N C9700001–C9799999)
GC-STT-61 Grass Catcher (P/N 9013)
GC-STT-61 Grass Catcher (P/N 9017)
GC-STT-72 Clam Shell Grass Catcher (S/N E0900001–E0999999)
GC-STT-72 Grass Catcher (S/N 9530001–9539999)
GC-STT-72 Grass Catcher (S/N A8000001–A8099999)
GC-STT-72 Grass Catcher (S/N B8900001–B8999999)
GC-STT-72 Grass Catcher (S/N C9900001–C9999999)
GC-STT-CS52 (S/N 8660001–8669999)
GC-STT-CS52 (S/N A8200001–A8299999)
GC-STT-CS52 Clam Shell Grass Catcher (S/N 9560001–9569999)
GC-STT-CS52 Clam Shell Grass Catcher (S/N B9400001–B9499999)
GC-STT-CS52 Clam Shell Grass Catcher (S/N D0400001–D0499999)
GC-STT-CS52 Clam Shell Grass Catcher (S/N E1000001–E1099999)
GC-STT-CS52 Clam Shell Grass Catcher (S/N G7700001–G7799999)
GC-STT-CS61 (S/N 8670001–8679999)
GC-STT-CS61 (S/N A8300001–A8399999)
GC-STT-CS61 Clam Shell Grass Catcher (S/N 9570001–9579999)
GC-STT-CS61 Clam Shell Grass Catcher (S/N B9600001–B9699999)
GC-STT-CS61 Clam Shell Grass Catcher (S/N D0600001–D0699999)
GC-STT-CS61 Clam Shell Grass Catcher (S/N E1200001–E1299999)
GC-STT-CS61 Clam Shell Grass Catcher (S/N G7800001–G7899999)
GC-STT-CS72 (S/N A8400001–A8499999)
GC-STT-CS72 Clam Shell Grass Catcher (S/N 9580001–9589999)
GC-STT-CS72 Clam Shell Grass Catcher (S/N B9800001–B9899999)
GC-STT-CS72 Clam Shell Grass Catcher (S/N D0800001–D0899999)
GC-STT-CS72 Clam Shell Grass Catcher (S/N E1400001–E1499999)
GC-STWC-61 Grass Catcher (S/N 9500001–9509999)
GC-STWC-61 Grass Catcher (S/N A9200001–A9299999)
GC-STWC-61 Grass Catcher (S/N B8300001–B8399999)
GC-STWC-61 Grass Catcher (S/N C9300001–C9399999)
GC-STWC-61 Grass Catcher (S/N E0100001–E0199999)
GC-STWC-CS61 Clam Shell Grass Catcher (S/N 9550001–9559999)
GC-STWC-CS61 Clam Shell Grass Catcher (S/N A9400001–A9499999)
GC-STWC-CS61 Clam Shell Grass Catcher (S/N B9200001–B9299999)
GC-STWC-CS61 Clam Shell Grass Catcher (S/N D0200001–D0299999)
GC-STWC-CS61 Clam Shell Grass Catcher (S/N E0300001–E0399999)
MAG III (S/N 60000–69999)
MAG III 61" (S/N 70000–79999)
MAG III 72" (S/N 70000–79999)
RS-S Ride-On Attachment (S/N E3500001–E3599999)
RS-ZT Riding Sulky (S/N 60000–69999)
SCR42-25CH (S/N 6430001–6439999)
SCR42-25CH (S/N 7530001–7539999)
SCR48-25CH (S/N 6460001–6469999)
SCR48-25CH (S/N 7540001–7549999)
SCR48-25CH Cougar (S/N 5590001–559999)
SCR48-27KA (S/N 6450001–6459999)
SCR48-27KA (S/N 7550001–7559999)
SCR52-25CH (S/N 6480001–6489999)
SCR52-25CH (S/N 7560001–7569999)
SCR52-27KA (S/N 7160001–7169999)
SCR52-27KA (S/N 7570001–7579999)
SCZ48V-22FX Cheetah (S/N J9600001–J9699999)
SCZ48V-22FX Cheetah (S/N L6100001–L6199999)
SCZ48V-23CV Cheetah (S/N J9700001–J9799999)
SCZ48V-23CV-EFI Cheetah (S/N L6200001–L6299999)
SCZ48V-25CV Cheetah (S/N H6800001–H6899999)
SCZ48V-26BS Cheetah (S/N K4400001–K4499999)
SCZ48V-28BS Cheetah (S/N H6900001–H6999999)
SCZ48V-691FX Cheetah (S/N H6700001–H6799999)
SCZ52V-23FX Cheetah (S/N J9900001–J9999999)
SCZ52V-23FX Cheetah (S/N L6300001–L6399999)
SCZ52V-25CV Cheetah (S/N K0000001–K0099999)
SCZ52V-25CV-EFI Cheetah (S/N K0100001–K0199999)
SCZ52V-25CV-EFI Cheetah (S/N L6400001–L6499999)
SCZ52V-26BS Cheetah (S/N K0200001–K0299999)
SCZ52V-27CV Cheetah (S/N H7100001–H7199999)
SCZ52V-28BS Cheetah (S/N H7200001–H7299999)
SCZ52V-730FX Cheetah (S/N H7000001–H7099999)
SCZ61RD-31FX Cheetah (S/N K0800001–K0899999)
SCZ61RD-31FX Cheetah (S/N L7000001–L7099999)
SCZ61RD-921FX Cheetah (S/N H7900001–H7999999)
SCZ61V-27FX Cheetah (S/N K0300001–K0399999)
SCZ61V-27FX Cheetah (S/N L6500001–L6599999)
SCZ61V-29CV-EFI Cheetah (S/N M2300001–M2399999)
SCZ61V-31FX Cheetah (S/N F5000001–F5099999)
SCZ61V-31FX Cheetah (S/N K0400001–K0499999)
SCZ61V-31FX Cheetah (S/N L6600001–L6699999)
SCZ61V-32BV Cheetah (S/N F5100001–F5199999)
SCZ61V-32CV Cheetah (S/N K0500001–K0599999)
SCZ61V-34CV-EFI Cheetah (S/N K0600001–K0699999)
SCZ61V-34KH Cheetah (S/N F8400001–F8499999)

Who Is This For?

Commercial landscapers
Lawn care professionals
Municipal maintenance departments
Golf course crews
SCAG equipment owners
Equipment repair technicians

Recommended Property Size

Ideal for residential, estate, municipal, commercial, sports field, and golf course mowing applications.

Pros

Genuine SCAG OEM quality
Heavy-duty nylon locking insert
Excellent vibration resistance
Corrosion-resistant zinc plating
Precision 1/2"-13 threads
Long service life

Cons

Fits only compatible 1/2"-13 threaded applications
Nylon insert should be replaced if locking performance is reduced after repeated reuse

Comparison – Genuine SCAG OEM vs Aftermarket

SCAG S04021-07 OEM

Exact factory specifications
Superior locking performance
Premium corrosion protection
Built for commercial-duty service

Aftermarket Alternatives

Variable thread tolerances
Reduced locking consistency
Lower durability under heavy vibration

Why Buy from Barry's Power Equipment?

Barry's Power Equipment supplies genuine SCAG OEM replacement parts backed by expert customer service.

Genuine SCAG OEM parts
Authorized SCAG dealer
Fast nationwide shipping
Competitive pricing
Professional technical support
Large OEM parts inventory

S04021-07 – SCAG 1/2"-13 Elastic Stop Hex Lock Nut (Genuine OEM Part)

Barry's Power Equipment – Return Policy

How to Return Your Order from BarrysPowerEquipment.com

Return Steps:

Return Authorization (RA) Guide

Returned Item & Merchandise Requirements

Return Shipping Costs

Return Shipping Address

Return Restrictions & Conditions

Defective Merchandise

Non-Defective Merchandise

Electrical & Electronic Parts

Gasoline-Powered Equipment

Oversized & Freight Items

Free-Good Promotions

Other Promotions

Misclassified Returns

Barry's Power Equipment – Return Policy

How to Return Your Order from BarrysPowerEquipment.com

Return Steps:

Return Authorization (RA) Guide

Returned Item & Merchandise Requirements

Return Shipping Costs

Return Shipping Address

Return Restrictions & Conditions

Defective Merchandise

Non-Defective Merchandise

Electrical & Electronic Parts

Gasoline-Powered Equipment

Oversized & Freight Items

Free-Good Promotions

Other Promotions

Misclassified Returns

Have a question?

Description

S04021-07 – SCAG 1/2"-13 Elastic Stop Hex Lock Nut (Genuine OEM Part)

Product Details

Key Features

Function

Fits These SCAG Models

Who Is This For?

Recommended Property Size

Pros

Cons

Comparison – Genuine SCAG OEM vs Aftermarket

SCAG S04021-07 OEM

Aftermarket Alternatives

Why Buy from Barry's Power Equipment?

Additional Information

Shipping & Return

Reviews

Customer Reviews

Related Products

Recently viewed products

S04021-07 – SCAG 1/2"-13 Elastic Stop Hex Lock Nut (Genuine OEM Part)

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