The Bolt,shoulder, cataloged under National Stock Number 5306-01-629-2053, 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 16 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5306-01-629-2053 |
| Primary Part Number | 167-8200543 ITEM NO. 24 |
| Item Name | Bolt,shoulder |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Head Height | 0.455 INCHES NOMINAL IN |
| Fastener Length | 2.030 INCHES NOMINAL IN |
| Shoulder Length | 0.080 INCHES NOMINAL SECOND SHOULDER IN |
| Shoulder Length | 1.040 INCHES NOMINAL FIRST SHOULDER IN |
| Shoulder Diameter | 0.512 INCHES NOMINAL SECOND SHOULDER IN |
| Shoulder Diameter | 0.715 INCHES NOMINAL FIRST SHOULDER IN |
| Thread Length | 0.850 INCHES NOMINAL IN |
| Shoulder Shape | ROUND ALL SHOULDERS |
| Nominal Thread Diameter | 0.625 INCHES IN |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 1.125 INCHES NOMINAL IN |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 11 |
| Material | STEEL CORROSION RESISTING 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 |
|---|---|
| 167-8200543 ITEM NO. 24 PRIMARY | Naval Sea Systems Command (USA) |
| 15827981 | Huntington Ingalls Inc Div Newport News Shipbuilding (USA) |
| Reference | Meaning |
|---|---|
| 167-7619281 ITEM 8 | C/1 Advisory reference — outside the item-of-supply concept Naval Sea Systems Command |
| 167-8278259 PC 29 | C/1 Advisory reference — outside the item-of-supply concept Naval Sea Systems Command |
NSN 5306-01-629-2053 is a Bolt,shoulder, manufactured by Naval Sea Systems Command, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-629-2053 has 2 manufacturer part numbers on file: 167-8200543 ITEM NO. 24 (Naval Sea Systems Command), 15827981 (Huntington Ingalls Inc Div Newport News Shipbuilding).
Key specifications for 167-8200543 ITEM NO. 24: Head Height: 0.455 INCHES NOMINAL IN; Fastener Length: 2.030 INCHES NOMINAL IN; Shoulder Length: 0.080 INCHES NOMINAL SECOND SHOULDER IN; Shoulder Length: 1.040 INCHES NOMINAL FIRST SHOULDER IN. 16 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.