The Bolt,shoulder, cataloged under National Stock Number 5306-01-323-2912, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Rolls-Royce Corporation. Government technical data includes 21 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 | 5306-01-323-2912 |
| Primary Part Number | 23038725 |
| Item Name | Bolt,shoulder |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Rolls-Royce Corporation |
| Status | ACTIVE |
| Head Height | 0.384 INCHES NOMINAL IN |
| Fastener Length | 5.0020 INCHES NOMINAL IN |
| Shoulder Length | 0.736 INCHES NOMINAL FIRST SHOULDER IN |
| Shoulder Length | 1.600 INCHES NOMINAL SECOND SHOULDER IN |
| Shoulder Diameter | 0.8735 INCHES MINIMUM AND 0.8740 INCHES MAXIMUM SECOND SHOULDER IN |
| Shoulder Diameter | 1.1970 INCHES MINIMUM AND 1.1985 INCHES MAXIMUM FIRST SHOULDER IN |
| Thread Length | 1.630 INCHES NOMINAL IN |
| Shoulder Shape | ROUND ALL SHOULDERS |
| Hole Configuration Style | HEXAGON FLATS |
| Material Document and Classification | AMS 5662 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.625 INCHES IN |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 0.741 INCHES MINIMUM AND 0.752 INCHES MAXIMUM IN |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 18 |
| Material | NICKEL ALLOY 718 OVERALL |
| Hole Quantity | 6 |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Hole Type | DRILLED |
| Hole Diameter | 0.060 INCHES MINIMUM AND 0.080 INCHES MAXIMUM 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 |
|---|---|
| 23038725 PRIMARY | Rolls-Royce Corporation (USA) |
NSN 5306-01-323-2912 is a Bolt,shoulder, manufactured by Rolls-Royce Corporation, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-323-2912 has 1 manufacturer part number on file: 23038725 (Rolls-Royce Corporation).
Key specifications for 23038725: Head Height: 0.384 INCHES NOMINAL IN; Fastener Length: 5.0020 INCHES NOMINAL IN; Shoulder Length: 0.736 INCHES NOMINAL FIRST SHOULDER IN; Shoulder Length: 1.600 INCHES NOMINAL SECOND SHOULDER IN. 21 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.