The Bolt,u, cataloged under National Stock Number 5306-01-146-7701, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Us Army Aviation and Missile Command. Government technical data includes 14 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-146-7701 |
| Primary Part Number | 9192221 |
| Item Name | Bolt,u |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Us Army Aviation and Missile Command |
| Status | ACTIVE |
| Inside Distance Between Shanks | 1.624 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | TT-E-529 FED SPEC SINGLE TREATMENT RESPONSE GRIP |
| Thread Length | 1.250 INCHES NOMINAL IN |
| Distance From Inside Center of Bend to Bolt End | 2.688 INCHES NOMINAL IN |
| Style Designator | ROUND BEND |
| Material Document and Classification | QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.375 INCHES IN |
| Thread Direction | RIGHT-HAND |
| Surface Treatment | PASSIVATE THREADS |
| Surface Treatment | ENAMEL GRIP |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 16 |
| Material | STEEL COMP 302 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| 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 |
|---|---|
| 9192221 PRIMARY | Us Army Aviation and Missile Command (USA) |
| Reference | Meaning |
|---|---|
| 9192221 | 5/1 Secondary reference Raytheon Company |
NSN 5306-01-146-7701 is a Bolt,u, manufactured by Us Army Aviation and Missile Command, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-146-7701 has 1 manufacturer part number on file: 9192221 (Us Army Aviation and Missile Command).
1 possible match (shared part number, not a government interchangeability claim): 1420-01-646-1162. Verify interchangeability with system specifications before substitution.
Key specifications for 9192221: Inside Distance Between Shanks: 1.624 INCHES NOMINAL IN; Surface Treatment Document and Classification: TT-E-529 FED SPEC SINGLE TREATMENT RESPONSE GRIP; Thread Length: 1.250 INCHES NOMINAL IN; Distance From Inside Center of Bend to Bolt End: 2.688 INCHES NOMINAL IN. 14 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.