Description

07531700 Knob, Wing .312-18 UNC | Genuine OEM Ariens / Gravely

The 07531700 Wing Knob (.312-18 UNC) is a genuine OEM Ariens / Gravely hand-tightening fastener designed for quick, tool-free attachment and removal of mower components. This wing-style knob is widely used on bagger systems, blower housings, mower deck covers, anti-scalp wheel brackets, seats, and frame components across a broad range of residential and commercial equipment.

Its winged design allows operators to secure or remove parts quickly, making it ideal for areas requiring frequent access such as bagger blower connections, deck covers, and counterweights.

Product Details

OEM Part Number: 07531700
Part Description: Knob Wing
Thread Size: 5/16-18 UNC (.312-18)
Thread Type: Coarse (UNC)
Operation: Hand-tighten / tool-free
Material: Heavy-duty molded composite with steel insert
Condition: New, genuine OEM replacement
Brand: Ariens / Gravely

Features & Benefits

Genuine Ariens / Gravely OEM part
Wing design allows fast installation and removal
No tools required for service or adjustments
Durable construction resists cracking and stripping
Secure clamping for bagger and deck components
Ideal for high-service, frequently removed parts

Common Applications

Bagger blower assemblies
Blower housing to mower deck connections
Deck covers and belt guards
Anti-scalp wheel brackets
Seat and frame components
Counterweight and accessory mounting

Where Used

The 07531700 wing knob is used on hundreds of Ariens / Gravely models, including but not limited to:

ZT, ZT XL, ZT HD, ZTXL series
Pro-Master, PM, PMZ, PM XDZ series
Compact-Pro and Pro-Gear walk-behind mowers
EverRide and Rapid XZ models
Snow brush, string trimmer, skid steer, and utility equipment
Grass baggers, blower assemblies, counterweights, and deck covers

Used throughout bagger assemblies, mower decks, seats, frames, and accessory mounts, depending on model and serial number.

Important: Always confirm thread size (5/16-18 UNC) and part number 07531700 using your machines Illustrated Parts Diagram (IPD) before ordering, as multiple wing knobs may appear similar.