The Bolt,shoulder, cataloged under National Stock Number 5306-01-572-3249, 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 14 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5306-01-572-3249 |
| Primary Part Number | 501-4675698 ITEM 41 |
| 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 | 2.370 INCHES NOMINAL IN |
| Shoulder Length | 1.582 INCHES NOMINAL OVERALL IN |
| Shoulder Diameter | 0.478 INCHES MINIMUM AND 0.499 INCHES MAXIMUM OVERALL IN |
| Thread Length | 0.750 INCHES NOMINAL IN |
| Shoulder Shape | ROUND OVERALL |
| Nominal Thread Diameter | 0.375 INCHES IN |
| Head Style | FLAT CHAMFER |
| Thread Direction | RIGHT-HAND |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 16 |
| Material | ALUMINUM ALLOY AND COPPER ALLOY AND NICKEL ALLOY OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Head Diameter | 0.750 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 |
|---|---|
| 501-4675698 ITEM 41 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 0.375-16UNC-3AX2.37 | 5/2 Secondary reference U.S. Government activity |
NSN 5306-01-572-3249 is a Bolt,shoulder, manufactured by Naval Sea Systems Command, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-572-3249 has 1 manufacturer part number on file: 501-4675698 ITEM 41 (Naval Sea Systems Command).
Key specifications for 501-4675698 ITEM 41: Head Height: 0.500 INCHES NOMINAL IN; Fastener Length: 2.370 INCHES NOMINAL IN; Shoulder Length: 1.582 INCHES NOMINAL OVERALL IN; Shoulder Diameter: 0.478 INCHES MINIMUM AND 0.499 INCHES MAXIMUM OVERALL IN. 14 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.