The Bolt,shoulder, cataloged under National Stock Number 5306-01-447-5024, 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-447-5024 |
| Primary Part Number | 6404331 FIND 25 |
| Item Name | Bolt,shoulder |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Head Height | 0.500 INCHES NOMINAL IN |
| Fastener Length | 5.130 INCHES NOMINAL IN |
| Shoulder Length | 3.810 INCHES NOMINAL ALL SHOULDERS IN |
| Shoulder Diameter | 0.746 INCHES MINIMUM AND 0.747 INCHES MAXIMUM ALL SHOULDERS IN |
| Thread Length | 1.070 INCHES NOMINAL IN |
| Shoulder Shape | ROUND ALL SHOULDERS |
| Nominal Thread Diameter | 0.625 INCHES IN |
| Features Provided | FINISHED HEAD |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 0.125 INCHES NOMINAL IN |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 11 |
| Material | NICKEL ALLOY OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| 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 |
|---|---|
| 6404331 FIND 25 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 211070716 | 5/9 Secondary reference Naval Sea Systems Command |
| 563-6404331-25 | 5/9 Secondary reference Naval Sea Systems Command |
NSN 5306-01-447-5024 is a Bolt,shoulder, manufactured by Naval Sea Systems Command, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-447-5024 has 1 manufacturer part number on file: 6404331 FIND 25 (Naval Sea Systems Command).
Key specifications for 6404331 FIND 25: Head Height: 0.500 INCHES NOMINAL IN; Fastener Length: 5.130 INCHES NOMINAL IN; Shoulder Length: 3.810 INCHES NOMINAL ALL SHOULDERS IN; Shoulder Diameter: 0.746 INCHES MINIMUM AND 0.747 INCHES MAXIMUM ALL SHOULDERS IN. 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.