5305-01-099-8976
Hexagon Head Cap Screw
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Official Item Classification
- Name
- Hexagon Head Cap Screw
- (NSN) National Stock Number
- 5305-01-099-8976
- (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
- 08/26/1980 (46 years ago)
3.000 inches nominal fastener length, right-hand thread direction, hexagon head style, 1.250 inches minimum thread length, 3a thread class
Specs & Compatibility
3a
right-hand
1.250 inches minimum
3.000 inches nominal
hexagon
0.302 inches minimum and 0.323 inches maximum
0.736 inches minimum and 0.750 inches maximum
0.500 inches
13
120000 pounds per square inch
23.0 rockwell c minimum and 34.0 rockwell c maximum overall
90000 pounds per square inch
steel comp 1013 or steel comp 1015 or steel comp 1016 or steel comp 1017 or steel comp 1018 or steel comp 1019 or steel comp 1020 or steel comp 1021 or steel comp 1022 or steel comp 1023 or steel comp 1524 or steel comp 1025 or steel comp 1026 or steel comp 1527 or steel comp 1029 or steel comp 1030 or steel comp 1033 or steel comp 1034 or steel comp 1035 or steel comp 1536 or steel comp 1037 or steel comp 1038 or steel comp 1039 or steel comp 1040 or steel comp 1541 overall
66 fed std all material responses overall
zinc and chromate overall
astm b633 ty 2 cl fe/zn 13 assn std single treatment response overall
unc
81349--1222rn8c348gfnze government specification
1 type and 5 grade
as modified by surface treatment
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
Related Hardware Products
| Part Number | Description |
|---|---|
| M1222RN8C348GFNZE | Hexagon Head Cap Screw |