5305-00-010-0149
Hexagon Head Cap Screw
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Official Item Classification
- Name
- Hexagon Head Cap Screw
- (NSN) National Stock Number
- 5305-00-010-0149
- (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
- 01/01/1963 (63 years ago)
hexagon head style, right-hand thread direction, 2a thread class, 1.125 inches minimum thread length, 1.750 inches nominal fastener length
Specs & Compatibility
2a
right-hand
1.125 inches minimum
1.750 inches nominal
hexagon
0.272 inches minimum and 0.291 inches maximum
0.612 inches minimum and 0.625 inches maximum
0.438 inches
14
74000 pounds per square inch
80.0 rockwell b minimum and 100.0 rockwell b maximum overall
125.0 microinches bearing surface of head
125.0 microinches grip
63.0 microinches threads
steel overall
sae gr 2 assn std single material response overall
unc
2 type and 10p style and 2 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.
SMS
0018257