5310-01-557-0871
Hexagon Plain Nut
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Official Item Classification
- Name
- Hexagon Plain Nut
- (NSN) National Stock Number
- 5310-01-557-0871
- (FSG) Federal Supply Group
- 53 Hardware and Abrasives
- (FSC) Federal Supply Classification
- 5310 Nuts and Washers
- (INC) Item Name Code
- 01857
- (FIIG) Federal Item Identification Guide
- A021A0
- Date
- 10/11/2007 (19 years ago)
0.258 inches minimum and 0.273 inches maximum nut height, mrap - unique nsn - used on 5 mrap variants; mrap - cougar cat1 a2; mrap - cougar ambulance end item identification, 2b thread class, right-hand thread direction, hexagon nut style
Specs & Compatibility
2b
right-hand
hexagon
0.258 inches minimum and 0.273 inches maximum
mrap - unique nsn - used on 5 mrap variants; mrap - cougar cat1 a2; mrap - cougar ambulance
0.489 inches minimum and 0.500 inches maximum
unc
18
0.3125 inches
flat
steel overall
saej995 assn std single material response overall
zinc overall
astmf1941 national spec single treatment response overall
Regulatory Compliance
Item does not contain precious metal.
The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
0001857
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