5305-00-065-4128
Hexagon Head Cap Screw
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Official Item Classification
- Name
- Hexagon Head Cap Screw
- (NSN) National Stock Number
- 5305-00-065-4128
- (FSG) Federal Supply Group
- 53 Hardware and Abrasives
- (FSC) Federal Supply Classification
- 5305 Screws
- (INC) Item Name Code
- 18257
- (FIIG) Federal Item Identification Guide
- A003B0
- Date
- 07/05/1967 (59 years ago)
2.912 inches minimum and 3.000 inches maximum fastener length, right-hand thread direction, 2a thread class, hexagon head style, 2.750 inches minimum and 2.938 inches maximum thread length
Specs & Compatibility
2a
right-hand
2.750 inches minimum and 2.938 inches maximum
2.912 inches minimum and 3.000 inches maximum
hexagon
0.749 inches minimum and 0.813 inches maximum
1.812 inches minimum and 1.875 inches maximum
1.250 inches
12
150000 pounds per square inch
32.0 rockwell c minimum and 38.0 rockwell c maximum overall
steel overall
sae j429 gr8 assn std single material response overall
zinc and chromate overall
astm b633 ty 2 sc 3 assn std single treatment response overall
unf
2 type and y10p style and 8 grade
Regulatory Compliance
Precious metal content is unknown
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.
0018257
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