The Bolt,externally Relieved Body, cataloged under National Stock Number 5306-01-218-8278, 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 | 5306-01-218-8278 |
| Primary Part Number | 9502M44P01 |
| Item Name | Bolt,externally Relieved Body |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | General Electric Company |
| Status | ACTIVE |
| Head Height | 0.120 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN |
| Fastener Length | 1.740 INCHES MINIMUM AND 1.760 INCHES MAXIMUM IN |
| Distance From Centerline to Flat | 0.234 INCHES MINIMUM AND 0.240 INCHES MAXIMUM IN |
| Thread Length | 0.540 INCHES MINIMUM AND 0.620 INCHES MAXIMUM IN |
| First Diameter From Head | 0.222 INCHES MINIMUM AND 0.232 INCHES MAXIMUM IN |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Head Style | DEE CHAMFER |
| Thread Direction | RIGHT-HAND |
| Distance From Largest Bearing Surface of Head to End of First Diameter | 1.140 INCHES MINIMUM AND 1.200 INCHES MAXIMUM IN |
| Askewed Head Angle | 90.0 DEGREES NOMINAL |
| Externally Relieved Body Diameter Quantity | 1 |
| 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 | F |
| Part Number | Manufacturer |
|---|---|
| 9502M44P01 PRIMARY | General Electric Company (USA) |
NSN 5306-01-218-8278 is a Bolt,externally Relieved Body, manufactured by General Electric Company, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-218-8278 has 1 manufacturer part number on file: 9502M44P01 (General Electric Company).
Key specifications for 9502M44P01: Head Height: 0.120 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN; Fastener Length: 1.740 INCHES MINIMUM AND 1.760 INCHES MAXIMUM IN; Distance From Centerline to Flat: 0.234 INCHES MINIMUM AND 0.240 INCHES MAXIMUM IN; Thread Length: 0.540 INCHES MINIMUM AND 0.620 INCHES MAXIMUM 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.