The Bolt,assembled Washer, cataloged under National Stock Number 5306-01-259-9757, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Applied Aerospace Structures Corp. Government technical data includes 7 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-259-9757 |
| Primary Part Number | 74201283-1 |
| Item Name | Bolt,assembled Washer |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Applied Aerospace Structures Corp |
| Status | ACTIVE |
| Fastener Length | 1.500 INCHES NOMINAL IN |
| Thread Length | 1.281 INCHES NOMINAL IN |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 28 |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Washer Quantity | 1 |
| 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 |
|---|---|
| 74201283-1 PRIMARY | Applied Aerospace Structures Corp (USA) |
| Reference | Meaning |
|---|---|
| 74201283-1 | 5/9 Secondary reference Rourke Engineering Inc |
NSN 5306-01-259-9757 is a Bolt,assembled Washer, manufactured by Applied Aerospace Structures Corp, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-259-9757 has 1 manufacturer part number on file: 74201283-1 (Applied Aerospace Structures Corp).
Key specifications for 74201283-1: Fastener Length: 1.500 INCHES NOMINAL IN; Thread Length: 1.281 INCHES NOMINAL IN; Nominal Thread Diameter: 0.250 INCHES IN; Special Features: BOLT ASSEMBLED INCLUDES LANYARD P/N 74201342-1. 7 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.