The Bolt,machine, cataloged under National Stock Number 5306-01-384-4678, 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 8 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5306-01-384-4678 |
| Primary Part Number | 1522M77P05 |
| Item Name | Bolt,machine |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | General Electric Company |
| Status | ACTIVE |
| Head Height | 0.180 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN |
| Fastener Length | 1.070 INCHES MINIMUM AND 1.090 INCHES MAXIMUM IN |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Thread Direction | RIGHT-HAND |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 28 |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Head Diameter | 0.3113 INCHES MINIMUM AND 0.3117 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 | F |
| Part Number | Manufacturer |
|---|---|
| 1522M77P05 PRIMARY | General Electric Company (USA) |
| Reference | Meaning |
|---|---|
| 1522M77P05 | 5/9 Secondary reference M.s. Aerospace Inc. Dba Ms Aerospace Inc |
| 1522M77P05 | 5/9 Secondary reference Acufast Aircraft Products |
NSN 5306-01-384-4678 is a Bolt,machine, manufactured by General Electric Company, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-384-4678 has 1 manufacturer part number on file: 1522M77P05 (General Electric Company).
Key specifications for 1522M77P05: Head Height: 0.180 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN; Fastener Length: 1.070 INCHES MINIMUM AND 1.090 INCHES MAXIMUM IN; Nominal Thread Diameter: 0.250 INCHES IN; Thread Direction: RIGHT-HAND. 8 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.