The Bolt,machine, cataloged under National Stock Number 5306-00-638-4740, is classified within Federal Supply Class 5306 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Franklin Engine Co Inc. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5306-00-638-4740 |
| Primary Part Number | 19321 |
| Item Name | Bolt,machine |
| FSC / FSG | 5306 / 53 — No Item Name Available |
| Manufacturer | Franklin Engine Co Inc |
| Status | CANCELLED |
| Material Document and Classification | MIL-S-6049 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-6050 MIL SPEC 2ND MATERIAL RESPONSE OR MIL-S-5626 MIL SPEC 3RD MATERIAL RESPONSE OR MIL-S-6098 MIL SPEC 4TH MATERIAL RESPONSE OR MIL-S-6758 MIL SPEC 5TH MATERIAL RESPONSE OR MIL-S-8695 MIL SPEC 6TH MATERIAL RESPONSE OVERALL |
| Thread Direction | RIGHT-HAND |
| Surface Treatment Document and Classification | AMS 2400 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| Surface Treatment | CADMIUM OVERALL |
| Nominal Thread Diameter | 0.312 INCHES IN |
| Features Provided | FINISHED HEAD |
| Width Between Flats | 0.489 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN |
| Head Style | HEXAGON |
| Fastener Length | 7.279 INCHES MINIMUM AND 7.311 INCHES MAXIMUM IN |
| Thread Series Designator | UNF |
| Head Height | 0.227 INCHES MINIMUM AND 0.242 INCHES MAXIMUM IN |
| Thread Length | 0.719 INCHES MINIMUM IN |
| Thread Class | 3A A |
| Material | STEEL COMP 8740 OR STEEL COMP 8630 OR STEEL COMP 4140 OR STEEL COMP 8735 OR STEEL COMP 4130 OR STEEL COMP 4037 OVERALL |
| Thread Quantity Per Inch | 24 |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 19321 | Franklin Engine Co Inc (USA) |
NSN 5306-00-638-4740 is a Bolt,machine, manufactured by Franklin Engine Co Inc, classified under FSC 5306 (No Item Name Available). Status: cancelled.
NSN 5306-00-638-4740 has 1 cross-referenced part number: 19321 (Franklin Engine Co Inc).
There are 5 known substitutes for 5306-00-638-4740: 5306-00-298-4430, 5330-00-966-2290, 6650-01-202-0562 and 2 more. Verify interchangeability with system specifications before substitution.
Key specifications for 19321: Material Document and Classification: MIL-S-6049 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-6050 MIL SPEC 2ND MATERIAL RESPONSE OR MIL-S-5626 MIL SPEC 3RD MATERIAL RESPONSE OR MIL-S-6098 MIL SPEC 4TH MATERIAL RESPONSE OR MIL-S-6758 MIL SPEC 5TH MATERIAL RESPONSE OR MIL-S-8695 MIL SPEC 6TH MATERIAL RESPONSE OVERALL; Thread Direction: RIGHT-HAND; Surface Treatment Document and Classification: AMS 2400 ASSN STD SINGLE TREATMENT RESPONSE OVERALL; Surface Treatment: CADMIUM OVERALL. 15 total characteristics are documented in the Federal Logistics Information System.
NSN 5306-00-638-4740 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.