BN4309 Machine Bolt
5306-00-206-7279
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Official Item Classification
- Name
- Machine Bolt
- Part Number
- BN4309
- (NSN) National Stock Number
- 5306-00-206-7279
- (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
- 01/01/1963 (63 years ago)
0.427 inches minimum and 0.447 inches maximum head height, 0.740 inches minimum and 0.760 inches maximum head diameter, 2a thread class, 6.875 inches minimum and 6.906 inches maximum fastener length, 1.500 inches maximum thread length
Specs & Compatibility
2a
1.500 inches maximum
6.875 inches minimum and 6.906 inches maximum
0.740 inches minimum and 0.760 inches maximum
0.427 inches minimum and 0.447 inches maximum
0.500 inches
unfinished head
20
28.0 rockwell c minimum and 34.0 rockwell c maximum overall
steel comp 5135 or steel comp 4130 overall
unf
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.
0001847
Related Hardware Products
| Part Number | Description |
|---|---|
| BN4309 | Machine Bolt |