5305-01-371-8458
Hexagon Head Cap Screw
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Official Item Classification
- Name
- Hexagon Head Cap Screw
- (NSN) National Stock Number
- 5305-01-371-8458
- (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
- 02/25/1993 (33 years ago)
2a thread class, hexagon head style, 1.312 inches maximum thread length, right-hand thread direction, 3.190 inches minimum and 3.250 inches maximum fastener length
Specs & Compatibility
2a
right-hand
1.312 inches maximum
3.190 inches minimum and 3.250 inches maximum
hexagon
0.226 inches minimum and 0.243 inches maximum
0.551 inches minimum and 0.562 inches maximum
0.375 inches
16
120000 pounds per square inch
95000 pounds per square inch
steel comp 316 overall
astm f593 assn std single material response overall
passivate overall
astm a380 assn std single treatment response overall
unc
1 type
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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