The Bolt,machine, cataloged under National Stock Number 5306-01-546-4604, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 15 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-546-4604 |
| Primary Part Number | 8274127 FIND 76 |
| Item Name | Bolt,machine |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Head Height | 0.156 INCHES NOMINAL IN |
| Fastener Length | 1.531 INCHES NOMINAL IN |
| Thread Length | 0.469 INCHES NOMINAL IN |
| Material Document and Classification | AMS5645 OR AMS5646 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Grip Length | 1.061 INCHES NOMINAL IN |
| Width Between Flats | 0.438 INCHES NOMINAL IN |
| Grip Diameter | 0.246 INCHES MINIMUM AND 0.249 INCHES MAXIMUM IN |
| Minimum Tensile Strength | 3090 POUNDS PER SQUARE INCH LBS |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 28 |
| Material | STEEL CORROSION RESISTING OVERALL |
| Thread Series Designator | UNF |
| 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 |
|---|---|
| 8274127 FIND 76 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| NAS501-4H14A | 5/2 Secondary reference U.S. Government activity |
NSN 5306-01-546-4604 is a Bolt,machine, manufactured by Naval Sea Systems Command, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-546-4604 has 1 manufacturer part number on file: 8274127 FIND 76 (Naval Sea Systems Command).
Key specifications for 8274127 FIND 76: Head Height: 0.156 INCHES NOMINAL IN; Fastener Length: 1.531 INCHES NOMINAL IN; Thread Length: 0.469 INCHES NOMINAL IN; Material Document and Classification: AMS5645 OR AMS5646 ASSN STD SINGLE MATERIAL RESPONSE OVERALL. 15 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.