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133-9269
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133-8677
$15.99
Toro 42" TimeCutter 724 cc Mower Model# 77404
$3,599.00
$3,999.00
Toro 30 in TurfMaster® HDX Model 22215
$3,110.00
99-4627
$164.99
9264664
$1.73
82-2190
$13.99
46-8091
$3.59
33-3090
$7.70
163-7383 Belt-5V (1P) V-Belt
$155.99
147-7868
$550.99
147-1664 THROTTLE ASM (1P)
$61.99
147-0436
$6.49
133-9269
$4.49
133-8677
$15.99
Toro 42" TimeCutter 724 cc Mower Model# 77404
$3,599.00
$3,999.00
Toro 30 in TurfMaster® HDX Model 22215
$3,110.00
99-4627
$164.99
9264664
$1.73
82-2190
$13.99
46-8091
$3.59
33-3090
$7.70
163-7383 Belt-5V (1P) V-Belt
$155.99
147-7868
$550.99
147-1664 THROTTLE ASM (1P)
$61.99
147-0436
$6.49
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- 321-15 Hex Head Screw – Toro Genuine OEM Part (1/4-20 x 2.50 Grade 5)
Description
321-15 Hex Head Screw – Toro Genuine OEM Part (1/4-20 x 2.50 Grade 5)
The Toro 321-15 Hex Head Screw is a genuine OEM replacement fastener designed for secure assembly and reliable performance in Toro outdoor power equipment. This heavy-duty Grade 5 hex head screw features a 1/4-20 thread and 2.50-inch length, making it ideal for applications requiring strong clamping force and durable corrosion-resistant hardware.
Commonly used in mower decks, frames, and general equipment assemblies, the Toro 321-15 screw is an essential replacement part for worn, stripped, or missing bolts.
Product Details
Part Number: 321-15
Brand: Toro
Part Type: Hex Head Screw (HH Screw)
Thread Size: 1/4-20
Length: 2.50"
Grade: Grade 5
Finish: CZ (Corrosion-Resistant Zinc Coated)
Application: General Equipment Fastening
OEM Status: Genuine Toro OEM Part
Condition: New
Function
This Toro hex head screw is designed to:
Provide secure fastening in mower and equipment assemblies
Replace missing, stripped, or damaged hardware
Maintain proper torque and component alignment
Support durable long-term outdoor equipment performance
Compatibility
Used across many Toro lawn and garden equipment applications, including:
Lawn mowers
Riding mowers
Zero-turn mowers
Deck and frame assemblies
General service and repair hardware needs
⚠️ Always verify thread size, length, and equipment diagram before ordering to ensure correct fitment.
Installation / Usage
Remove the worn or missing screw from the assembly
Align components properly before installation
Install the new 321-15 hex head screw
Tighten to manufacturer torque specifications
Maintenance Tips
Inspect fasteners regularly for corrosion or loosening
Replace stripped hardware promptly to prevent damage
Use correct tools to avoid rounding the hex head
Apply anti-seize or thread locker if recommended for your application
