The Bolt,u, cataloged under National Stock Number 5306-01-356-7204, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Air Armament Center/ En. Government technical data includes 11 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5306-01-356-7204 |
| Primary Part Number | 879444-01 |
| Item Name | Bolt,u |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Air Armament Center/ En |
| Status | ACTIVE |
| Inside Distance Between Shanks | 0.940 INCHES NOMINAL IN |
| Thread Length | 1.620 INCHES NOMINAL IN |
| Distance From Inside Center of Bend to Bolt End | 1.880 INCHES NOMINAL IN |
| Style Designator | ROUND BEND |
| Material Document and Classification | QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.312 INCHES IN |
| Thread Direction | RIGHT-HAND |
| Thread Class | 2A A |
| Thread Quantity Per Inch | A24 |
| Material | STEEL COMP 302 AND STEEL COMP 303 AND STEEL COMP 304 AND STEEL COMP 305 AND STEEL COMP 309 AND STEEL COMP 310 AND STEEL COMP 316 AND STEEL COMP 317 AND STEEL COMP 321 AND STEEL COMP 322 AND STEEL COMP 324 AND STEEL COMP 347 OVERALL |
| Thread Series Designator | UNF |
| 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 |
|---|---|
| 879444-01 PRIMARY | Air Armament Center/ En (USA) |
| Reference | Meaning |
|---|---|
| 879444-01 | 5/9 Secondary reference Lanson Industries Inc |
| 879444-01 | 5/9 Secondary reference AC Inc Dba Southern Permanent Awning Co Inc |
NSN 5306-01-356-7204 is a Bolt,u, manufactured by Air Armament Center/ En, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-356-7204 has 1 manufacturer part number on file: 879444-01 (Air Armament Center/ En).
Key specifications for 879444-01: Inside Distance Between Shanks: 0.940 INCHES NOMINAL IN; Thread Length: 1.620 INCHES NOMINAL IN; Distance From Inside Center of Bend to Bolt End: 1.880 INCHES NOMINAL IN; Style Designator: ROUND BEND. 11 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.