The Bolt,assembled Washer, cataloged under National Stock Number 5306-00-042-5831, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. Government technical data includes 15 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-00-042-5831 |
| Item Name | Bolt,assembled Washer |
| FSC / FSG | 5306 / 53 — Bolts |
| Status | ACTIVE |
| Head Height | 0.125 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN |
| Fastener Length | 0.875 INCHES NOMINAL IN |
| Primary Washer Outside Diameter | 0.372 INCHES MINIMUM AND 0.383 INCHES MAXIMUM IN |
| Thread Length | 0.813 INCHES MINIMUM IN |
| Material Document and Classification | QQ-S-634 FED SPEC ALL MATERIAL RESPONSES OVERALL |
| Nominal Thread Diameter | 0.190 INCHES IN |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Primary Washer Material Thickness | 0.022 INCHES NOMINAL IN |
| Width Between Flats | 0.306 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM OR ZINC OVERALL |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 32 |
| Thread Series Designator | UNF |
| 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 |
| Reference | Meaning |
|---|---|
| 425831 | 3/9 Design control — primary reference General Motors Corp |
| 425831 | C/1 Advisory reference — outside the item-of-supply concept General Motors Llc Dba General Motors Llc |
NSN 5306-00-042-5831 is a Bolt,assembled Washer, classified under FSC 5306, Bolts. Status: active.
Key specifications for 5306-00-042-5831: Head Height: 0.125 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN; Fastener Length: 0.875 INCHES NOMINAL IN; Primary Washer Outside Diameter: 0.372 INCHES MINIMUM AND 0.383 INCHES MAXIMUM IN; Thread Length: 0.813 INCHES MINIMUM 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.