The Bolt,shoulder, cataloged under National Stock Number 5306-01-485-0534, 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 17 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-485-0534 |
| Primary Part Number | 122-6817720 PC 63 |
| Item Name | Bolt,shoulder |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Extended Washer Thickness | 1.500 INCHES NOMINAL IN |
| Head Height | 1.125 INCHES NOMINAL IN |
| Fastener Length | 7.187 INCHES NOMINAL IN |
| Shoulder Length | 3.562 INCHES NOMINAL GRIP IN |
| Extended Washer Diameter | 3.990 INCHES MINIMUM AND 3.995 INCHES MAXIMUM IN |
| Shoulder Diameter | 1.433 INCHES MINIMUM AND 1.438 INCHES MAXIMUM GRIP IN |
| Thread Length | 0.750 INCHES NOMINAL IN |
| Shoulder Shape | ROUND GRIP |
| Material Document and Classification | MIL-S-24093, TY I, CL C MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 1.250 INCHES IN |
| Head Style | HEXAGON EXTENDED WASHER |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 2.625 INCHES NOMINAL IN |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 7 |
| Material | STEEL COMP E4340 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 |
|---|---|
| 122-6817720 PC 63 PRIMARY | Naval Sea Systems Command (USA) |
NSN 5306-01-485-0534 is a Bolt,shoulder, manufactured by Naval Sea Systems Command, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-485-0534 has 1 manufacturer part number on file: 122-6817720 PC 63 (Naval Sea Systems Command).
Key specifications for 122-6817720 PC 63: Extended Washer Thickness: 1.500 INCHES NOMINAL IN; Head Height: 1.125 INCHES NOMINAL IN; Fastener Length: 7.187 INCHES NOMINAL IN; Shoulder Length: 3.562 INCHES NOMINAL GRIP IN. 17 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.