The Bolt,shoulder, cataloged under National Stock Number 5306-01-388-2948, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is General Electric Company. 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-388-2948 |
| Primary Part Number | 1864M10P08 |
| Item Name | Bolt,shoulder |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | General Electric Company |
| Status | ACTIVE |
| Head Height | 0.115 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN |
| Fastener Length | 1.070 INCHES MINIMUM AND 1.090 INCHES MAXIMUM IN |
| Shoulder Length | 0.120 INCHES MINIMUM AND 0.130 INCHES MAXIMUM FIRST SHOULDER IN |
| Shoulder Diameter | 0.2508 INCHES MINIMUM AND 0.2514 INCHES MAXIMUM FIRST SHOULDER IN |
| Thread Length | 0.570 INCHES NOMINAL IN |
| Shoulder Shape | ROUND FIRST SHOULDER |
| Material Document and Classification | C50TF13 CL-B MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Head Style | SQUARE |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 28 |
| Material | NICKEL ALLOY 718 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| 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 |
|---|---|
| 1864M10P08 PRIMARY | General Electric Company (USA) |
NSN 5306-01-388-2948 is a Bolt,shoulder, manufactured by General Electric Company, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-388-2948 has 1 manufacturer part number on file: 1864M10P08 (General Electric Company).
Key specifications for 1864M10P08: Head Height: 0.115 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN; Fastener Length: 1.070 INCHES MINIMUM AND 1.090 INCHES MAXIMUM IN; Shoulder Length: 0.120 INCHES MINIMUM AND 0.130 INCHES MAXIMUM FIRST SHOULDER IN; Shoulder Diameter: 0.2508 INCHES MINIMUM AND 0.2514 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.
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.