The Bolt,machine, cataloged under National Stock Number 5306-00-297-7601, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Fairbanks Morse, Llc. Government technical data includes 19 specifications, cited from the U.S. Government catalog. The record lists 13 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 27 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-00-297-7601 |
| Primary Part Number | A2293AEA1BSH1PC21 |
| Item Name | Bolt,machine |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Fairbanks Morse, Llc |
| Status | ACTIVE |
| Head Height | 0.281 INCHES NOMINAL IN |
| Fastener Length | 1.000 INCHES NOMINAL IN |
| Thread Length | 1.000 INCHES MINIMUM IN |
| Hardness Rating | 28.0 ROCKWELL C MINIMUM AND 33.0 ROCKWELL C MAXIMUM OVERALL |
| Hole Configuration Style | HEXAGON FLATS |
| Material Document and Classification | MIL-S-890,ALLOY 2,COMP 4140 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.375 INCHES IN |
| Features Provided | UNFINISHED HEAD |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 0.625 INCHES NOMINAL IN |
| Minimum Yield Strength | 105000 POUNDS PER SQUARE INCH LBS |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 24 |
| Material | STEEL OVERALL |
| Hole Quantity | 2 |
| Thread Series Designator | UNF |
| Hole Type | DRILLED |
| Hole Diameter | 0.062 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| A2293AEA1BSH1PC21 PRIMARY | Fairbanks Morse, Llc (USA) |
| A1084AEA1EPC19 PRIMARY | Fairbanks Morse, Llc (USA) |
| A5768AEA1HPC43 PRIMARY | Fairbanks Morse, Llc (USA) |
| A1647AEA1APC7 PRIMARY | Fairbanks Morse, Llc (USA) |
| AEA9611B PRIMARY | Fairbanks Morse, Llc (USA) |
| A4018AEA1NPC18 PRIMARY | Fairbanks Morse, Llc (USA) |
| A603AEA1BPC44 PRIMARY | Fairbanks Morse, Llc (USA) |
| A865AEA1DPC33 PRIMARY | Fairbanks Morse, Llc (USA) |
| A571A8EA1DPC43 PRIMARY | Fairbanks Morse, Llc (USA) |
| A145AEA1DPC4 PRIMARY | Fairbanks Morse, Llc (USA) |
| A1636AEA1CPC33 PRIMARY | Fairbanks Morse, Llc (USA) |
| A1987AEA1HPC27 PRIMARY | Fairbanks Morse, Llc (USA) |
| A670AEA1JPC3 PRIMARY | Fairbanks Morse, Llc (USA) |
| Reference | Meaning |
|---|---|
| H3110942REV4PC18 | 3/2 Design control — primary reference U.S. Government activity |
| D3106932PC4 | 3/2 Design control — primary reference U.S. Government activity |
| E3106933PC27 | 3/2 Design control — primary reference U.S. Government activity |
| J3110921PC33 | 3/2 Design control — primary reference U.S. Government activity |
| J3106795PC19 | 3/2 Design control — primary reference U.S. Government activity |
| S4105F3104646PC33 | 3/2 Design control — primary reference U.S. Government activity |
| E3106871PC44 | 3/2 Design control — primary reference U.S. Government activity |
| A3104675 | 3/2 Design control — primary reference U.S. Government activity |
| A865AEA1DPC33 | 5/9 Secondary reference U.S. Government activity |
| A571A8EA1DPC43 | 5/9 Secondary reference U.S. Government activity |
| AEA9611B | 5/9 Secondary reference U.S. Government activity |
| A1084AEA1EPC19 | 5/9 Secondary reference U.S. Government activity |
| H3102638SH1PC21 | 3/2 Design control — primary reference U.S. Government activity |
| E3106751PC43 | 3/2 Design control — primary reference U.S. Government activity |
| A2293AEA1BSH1PC21 | 5/9 Secondary reference U.S. Government activity |
| A1636AEA1CPC33 | 5/9 Secondary reference U.S. Government activity |
| A5768AEA1HPC43 | 5/9 Secondary reference U.S. Government activity |
| A670AEA1JPC3 | 5/9 Secondary reference U.S. Government activity |
| A1987AEA1HPC27 | 5/9 Secondary reference U.S. Government activity |
| D3108372REV2PC3 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5306-00-297-7601 is a Bolt,machine, manufactured by Fairbanks Morse, Llc, classified under FSC 5306, Bolts. Status: active.
NSN 5306-00-297-7601 has 13 manufacturer part numbers on file: A2293AEA1BSH1PC21 (Fairbanks Morse, Llc), A1084AEA1EPC19 (Fairbanks Morse, Llc), A5768AEA1HPC43 (Fairbanks Morse, Llc), A1647AEA1APC7 (Fairbanks Morse, Llc), AEA9611B (Fairbanks Morse, Llc) and 8 more.
Key specifications for A2293AEA1BSH1PC21: Head Height: 0.281 INCHES NOMINAL IN; Fastener Length: 1.000 INCHES NOMINAL IN; Thread Length: 1.000 INCHES MINIMUM IN; Hardness Rating: 28.0 ROCKWELL C MINIMUM AND 33.0 ROCKWELL C MAXIMUM OVERALL. 19 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.