5306-00-050-1237
Machine Bolt
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Official Item Classification
- Name
- Machine Bolt
- (NSN) National Stock Number
- 5306-00-050-1237
- (FSG) Federal Supply Group
- 53 Hardware and Abrasives
- (FSC) Federal Supply Classification
- 5306 Bolts
- (INC) Item Name Code
- 01847
- (FIIG) Federal Item Identification Guide
- A003B0
- Date
- 01/01/1961 (65 years ago)
hexagon head style, 0.594 inches minimum and 0.625 inches maximum fastener length, right-hand thread direction, 2a thread class, 0.511 inches minimum thread length
Specs & Compatibility
2a
right-hand
0.511 inches minimum
0.594 inches minimum and 0.625 inches maximum
hexagon
0.195 inches minimum and 0.211 inches maximum
0.489 inches minimum and 0.500 inches maximum
mrap - m-atv ui
0.312 inches
finished head
24
150000 pounds per square inch
32.0 rockwell c minimum and 38.0 rockwell c maximum overall
sae gr 8 assn std single material response overall
zinc and chromate overall
astm b633 ty 2 sc 3 assn std single treatment response overall
unf
Replacement For
| Part Number | Description | |
|---|---|---|
| 5306-00-208-8036 | Machine Bolt | 07/01/2025 |
| 5306-00-638-8370 | No Name Available | 06/04/2008 |
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.
0001847
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