M12 ID 1.55 OD .250 Metric Washer by ARP
ARP Quality washers for many applications, such as attaching accessories, chassis components, etc. They are not of the hardness required for use on cylinder heads, mains and connecting rods.
Features
- Washer Outside Diameter (in.):
1.550 in.
- Washer Outside Diameter (mm):
39.370 mm
- Washer Inside Diameter (in.):
0.472 in.
- Washer Inside Diameter (mm):
12.000 mm
- Washer Thickness (in.):
0.250 in.
- Washer Thickness (mm):
6.350 mm
- Washer Material:
Chromoly
- Washer Finish:
Black oxide
- Inside Diameter Chamfer:
Yes
- Hardened:
Yes
Benefits
- Prevents the fastener from moving or corroding
