The Bolt,shoulder, cataloged under National Stock Number 5306-00-692-7528, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Lockheed Martin Corporation Div Rotary and Mission Systems. Government technical data includes 22 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 | 5306-00-692-7528 |
| Primary Part Number | 272B3001338 |
| Item Name | Bolt,shoulder |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Lockheed Martin Corporation Div Rotary and Mission Systems |
| Status | ACTIVE |
| Head Height | 0.100 INCHES NOMINAL IN |
| Fastener Length | 11.042 INCHES NOMINAL IN |
| Shoulder Length | 9.120 INCHES MINIMUM AND 9.130 INCHES MAXIMUM FIRST SHOULDER IN |
| Shoulder Diameter | 0.887 INCHES MINIMUM AND 0.897 INCHES MAXIMUM FIRST SHOULDER IN |
| Thread Length | 1.740 INCHES NOMINAL IN |
| Shoulder Shape | ROUND FIRST SHOULDER |
| Shank Unthreaded Hole Diameter | 0.008 INCHES NOMINAL FIRST HOLE IN |
| Material Document and Classification | MIL-S-5000 COND. F MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.073 INCHES IN |
| Head Style | ROUND W/WRENCH FLATS |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 2.400 INCHES NOMINAL IN |
| Surface Treatment | CADMIUM THREADS |
| Surface Treatment | CHROMIUM GRIP |
| Surface Treatment | CADMIUM HEAD |
| Minimum Tensile Strength | 180000 POUNDS PER SQUARE INCH LBS |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 14 |
| Material | STEEL COMP 4340 OVERALL |
| Thread Series Designator | UNF |
| Distance From Head Largest Bearing Surface to Shank Hole Center | 12.304 INCHES NOMINAL FIRST HOLE IN |
| Head Diameter | 2.875 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 |
|---|---|
| 272B3001338 PRIMARY | Lockheed Martin Corporation Div Rotary and Mission Systems (USA) |
NSN 5306-00-692-7528 is a Bolt,shoulder, manufactured by Lockheed Martin Corporation Div Rotary and Mission Systems, classified under FSC 5306, Bolts. Status: active.
NSN 5306-00-692-7528 has 1 manufacturer part number on file: 272B3001338 (Lockheed Martin Corporation Div Rotary and Mission Systems).
Key specifications for 272B3001338: Head Height: 0.100 INCHES NOMINAL IN; Fastener Length: 11.042 INCHES NOMINAL IN; Shoulder Length: 9.120 INCHES MINIMUM AND 9.130 INCHES MAXIMUM FIRST SHOULDER IN; Shoulder Diameter: 0.887 INCHES MINIMUM AND 0.897 INCHES MAXIMUM FIRST SHOULDER IN. 22 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.