ACDelco 11609634 Multi-Purpose Hex Nut with Conical Spring Washer

The ACDelco 11609634 is a genuine GM multi-purpose hex head nut with integrated conical spring washer, designed for various fastening applications on GM vehicles. This OE replacement part features M10 x 1.25mm threading and is most commonly used to secure windshield wiper arms, though it serves multiple purposes throughout the vehicle.

Key Specifications:

• Thread Size: M10 x 1.25mm metric threading
• Nut Height: 7mm
• Hex Head Size: 15mm across flats
• Integrated Washer: 20mm outer diameter with free-spinning conical spring design
• Material: High-grade steel construction
• GM OEM Part Number: 11609634
• Alternate Part Numbers: 94515514, 11519712

Features and Benefits:

• Genuine GM Original Equipment part manufactured by ACDelco
• Conical spring washer provides consistent clamping force and vibration resistance
• Free-spinning washer design prevents binding during installation
• Precision-engineered to meet rigorous GM quality and safety standards
• Direct replacement for factory-installed hardware
• Backed by General Motors factory warranty

This genuine ACDelco fastener is designed, engineered, and tested to the same specifications as the original equipment installed on GM vehicles during production. It provides reliable performance and proper fit for Chevrolet, GMC, Cadillac, Buick, Saturn, Pontiac, and Hummer vehicles from 2004 and newer model years.