113-78-21170 Pin Assembly Fits Komatsu Models
113-78-21170 Pin Assembly Fits Komatsu Models
Couldn't load pickup availability
One New Aftermarket Replacement Pin Assembly for Komatsu Construction Equipment
This aftermarket replacement Pin Assembly (part number 113-78-21170) is a Ground Engaging Tools (GET) locking pin used to secure bucket teeth and adapters on Komatsu excavators, bulldozers, wheel loaders, and motor graders. It locks the tooth to the adapter shank, preventing tooth loss during digging, ripping, and grading operations.
Specifications
- Part Number: 113-78-21170 (also referenced as 1137821170)
- Approximate Dimensions: 3.15 x 1.18 x 1.18 in.
- Weight: approx. 0.5 lbs.
- Application: Bucket tooth and adapter locking pin / ripper locking pin
Compatible Models
Komatsu Bulldozers: D31E, D31EX, D31S, D37A, D37EX, D39EX
Komatsu Crawler Loaders: D31S
Komatsu Excavators: PC300, PC350, PC400, PC450
Komatsu Motor Graders: GD521A, GD525A, GD555, GD600R, GD605A, GD621A, GD623A, GD625A, GD655, GD655A, GD661A, GD663A, GD675, GD705A, GD705R, GD725A, GD755
Komatsu Wheel Loaders: WA500, WA600
Replaces Part Number(s):
113-78-21170, 1137821170
New aftermarket replacement part - not remanufactured, not used.



