The Bolt,assembled Washer, cataloged under National Stock Number 5306-00-286-1504, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is General Motors Corp. Government technical data includes 15 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5306-00-286-1504 |
| Primary Part Number | 9409098 |
| Item Name | Bolt,assembled Washer |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | General Motors Corp |
| Status | ACTIVE |
| Head Height | 0.208 INCHES MINIMUM AND 0.230 INCHES MAXIMUM IN |
| Fastener Length | 0.844 INCHES MINIMUM AND 0.875 INCHES MAXIMUM IN |
| Primary Washer Outside Diameter | 0.540 INCHES MINIMUM AND 0.556 INCHES MAXIMUM IN |
| Thread Length | 0.733 INCHES MINIMUM AND 0.844 INCHES MAXIMUM IN |
| Material Document and Classification | ASTM A108 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.312 INCHES IN |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Primary Washer Material Thickness | 0.078 INCHES MINIMUM IN |
| Width Between Flats | 0.489 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM OR ZINC OVERALL |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 18 |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| 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 |
|---|---|
| 9409098 PRIMARY | General Motors Corp (USA) |
| 258-0281-50 | Clinton Engines Corp (USA) |
| Reference | Meaning |
|---|---|
| 228A1-0061 | 5/9 Secondary reference Hollingsworth John R Co |
NSN 5306-00-286-1504 is a Bolt,assembled Washer, manufactured by General Motors Corp, classified under FSC 5306, Bolts. Status: active.
NSN 5306-00-286-1504 has 2 manufacturer part numbers on file: 9409098 (General Motors Corp), 258-0281-50 (Clinton Engines Corp).
1 possible match (shared part number, not a government interchangeability claim): 5306-01-163-5735. Verify interchangeability with system specifications before substitution.
Key specifications for 9409098: Head Height: 0.208 INCHES MINIMUM AND 0.230 INCHES MAXIMUM IN; Fastener Length: 0.844 INCHES MINIMUM AND 0.875 INCHES MAXIMUM IN; Primary Washer Outside Diameter: 0.540 INCHES MINIMUM AND 0.556 INCHES MAXIMUM IN; Thread Length: 0.733 INCHES MINIMUM AND 0.844 INCHES MAXIMUM IN. 15 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.