5305-01-725-9259
Hexagon Head Cap Screw
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Official Item Classification
- Name
- Hexagon Head Cap Screw
- (NSN) National Stock Number
- 5305-01-725-9259
- (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
- 01/27/2025 (1 year ago)
1.250 inches nominal thread length, 2a thread class, right-hand thread direction, hexagon head style, 3.500 inches nominal fastener length
Specs & Compatibility
2a
right-hand
1.250 inches nominal
3.500 inches nominal
hexagon
0.302 inches minimum and 0.323 inches maximum
0.736 inches minimum and 0.750 inches maximum
4940-016011928
0.500 inches
13
screws, cap, hex (finished hex bolt)
steel overall
sae j429 - grade 5 international std/spec single material response overall
zinc overall
astm f1941, zinc coating fe/zn, type 3a national std/spec single treatment response overall
unc
05047-asme b18.24-2023 professional/industrial association standard
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
Related Hardware Products
| Part Number | Description |
|---|---|
| AES01C500C50WA2D71 | Hexagon Head Cap Screw |