5305-01-006-2074
Hexagon Head Cap Screw
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Official Item Classification
- Name
- Hexagon Head Cap Screw
- (NSN) National Stock Number
- 5305-01-006-2074
- (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
- 07/15/1975 (51 years ago)
3.062 inches minimum and 3.250 inches maximum fastener length, 2.750 inches minimum and 2.958 inches maximum thread length, 2a thread class, hexagon head style, right-hand thread direction
Specs & Compatibility
2a
right-hand
2.750 inches minimum and 2.958 inches maximum
3.062 inches minimum and 3.250 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
63.0 microinches threads
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 10p 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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