The Bolt,shoulder, cataloged under National Stock Number 5306-00-081-7124, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Allison Transmission Inc Dba Allison Transmission, Inc. Government technical data includes 15 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-00-081-7124 |
| Primary Part Number | 6860648 |
| Item Name | Bolt,shoulder |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Allison Transmission Inc Dba Allison Transmission, Inc |
| Status | ACTIVE |
| Head Height | 0.150 INCHES NOMINAL IN |
| Fastener Length | 5.200 INCHES NOMINAL IN |
| Shoulder Length | 1.000 INCHES MINIMUM AND 1.050 INCHES MAXIMUM FIRST SHOULDER IN |
| Shoulder Diameter | 0.490 INCHES MINIMUM AND 0.498 INCHES MAXIMUM FIRST SHOULDER IN |
| Thread Length | 0.482 INCHES NOMINAL IN |
| Shoulder Shape | ROUND FIRST SHOULDER |
| Material Document and Classification | AMS 5625 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.312 INCHES IN |
| Head Style | ROUND W/WRENCH FLATS |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 0.840 INCHES MINIMUM AND 0.850 INCHES MAXIMUM IN |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 24 |
| Material | STEEL OVERALL |
| Thread Series Designator | UNF |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 6860648 PRIMARY | Allison Transmission Inc Dba Allison Transmission, Inc (USA) |
| Reference | Meaning |
|---|---|
| 6860648 | 5/9 Secondary reference Rolls-Royce Airlines |
| CU11219 | 5/9 Secondary reference Rolls-Royce Airlines |
NSN 5306-00-081-7124 is a Bolt,shoulder, manufactured by Allison Transmission Inc Dba Allison Transmission, Inc, classified under FSC 5306, Bolts. Status: active.
NSN 5306-00-081-7124 has 1 manufacturer part number on file: 6860648 (Allison Transmission Inc Dba Allison Transmission, Inc).
Key specifications for 6860648: Head Height: 0.150 INCHES NOMINAL IN; Fastener Length: 5.200 INCHES NOMINAL IN; Shoulder Length: 1.000 INCHES MINIMUM AND 1.050 INCHES MAXIMUM FIRST SHOULDER IN; Shoulder Diameter: 0.490 INCHES MINIMUM AND 0.498 INCHES MAXIMUM FIRST SHOULDER IN. 15 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.
NSN 5306-00-081-7124 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.