The Bolt,tee Head, cataloged under National Stock Number 5306-00-574-5171, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is United Aeronautical Corporation Dba United Aeronautical Corp. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5306-00-574-5171 |
| Primary Part Number | 2555150 |
| Item Name | Bolt,tee Head |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | United Aeronautical Corporation Dba United Aeronautical Corp |
| Status | ACTIVE |
| Fastener Length | 2.781 INCHES NOMINAL IN |
| Thread Length | 0.531 INCHES NOMINAL IN |
| Shank Unthreaded Hole Diameter | 0.076 INCHES NOMINAL FIRST HOLE IN |
| Thread Class | 3A A |
| Distance From Head Largest Bearing Surface to Shank Hole Center | 2.625 INCHES NOMINAL FIRST HOLE IN |
| 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 |
|---|---|
| 2555150 | United Aeronautical Corporation Dba United Aeronautical Corp (USA) |
| 2555150 | Cardic Machine Products, Inc. Dba Cardic Machine Products Inc (USA) |
| Reference | Meaning |
|---|---|
| 2555150 | 3/2 Design control — primary reference U.S. Government activity |
| 2555150 | 5/9 Secondary reference Busch Film and Equipment Co |
NSN 5306-00-574-5171 is a Bolt,tee Head, manufactured by United Aeronautical Corporation Dba United Aeronautical Corp, classified under FSC 5306, Bolts. Status: active.
NSN 5306-00-574-5171 has 2 manufacturer part numbers on file: 2555150 (United Aeronautical Corporation Dba United Aeronautical Corp), 2555150 (Cardic Machine Products, Inc. Dba Cardic Machine Products Inc).
Key specifications for 2555150: Fastener Length: 2.781 INCHES NOMINAL IN; Thread Length: 0.531 INCHES NOMINAL IN; Shank Unthreaded Hole Diameter: 0.076 INCHES NOMINAL FIRST HOLE IN; Thread Class: 3A A. 5 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.