5305-00-932-3280
Hexagon Head Cap Screw
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Official Item Classification
- Name
- Hexagon Head Cap Screw
- (NSN) National Stock Number
- 5305-00-932-3280
- (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
- 02/17/1967 (59 years ago)
2.250 inches minimum and 2.562 inches maximum thread length, 4.312 inches minimum and 4.500 inches maximum fastener length, right-hand thread direction, hexagon head style, 2a thread class
Specs & Compatibility
2a
right-hand
2.250 inches minimum and 2.562 inches maximum
4.312 inches minimum and 4.500 inches maximum
hexagon
0.591 inches minimum and 0.627 inches maximum
1.469 inches minimum and 1.500 inches maximum
1.000 inches
8
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 grade 8 assn std single material response or astm a354 grade bd assn std single material response overall
zinc and chromate overall
astm b633 ty 2 sc 3 assn std single treatment response overall
unc
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.
0018257
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