The Bolt,assembled Washer, cataloged under National Stock Number 5306-00-042-3547, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 15 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5306-00-042-3547 |
| Primary Part Number | 423547 |
| Item Name | Bolt,assembled Washer |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Head Height | 0.105 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN |
| Fastener Length | 0.875 INCHES NOMINAL IN |
| Primary Washer Outside Diameter | 0.365 INCHES MINIMUM AND 0.381 INCHES MAXIMUM IN |
| Thread Length | 0.755 INCHES MINIMUM AND 0.770 INCHES MAXIMUM IN |
| Nominal Thread Diameter | 0.190 INCHES IN |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Primary Washer Material Thickness | 0.020 INCHES MINIMUM AND 0.025 INCHES MAXIMUM IN |
| Width Between Flats | 0.305 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM OR ZINC OVERALL |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 24 |
| Material | STEEL COMP 1010 OR STEEL COMP 1015 OR STEEL COMP 1016 OR STEEL COMP 1018 OR STEEL COMP 1019 OR STEEL COMP 1020 OVERALL |
| 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 |
|---|---|
| 423547 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| Reference | Meaning |
|---|---|
| 5306000423547 | 6/9 Informative reference only E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
NSN 5306-00-042-3547 is a Bolt,assembled Washer, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5306, Bolts. Status: active.
NSN 5306-00-042-3547 has 1 manufacturer part number on file: 423547 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 423547: Head Height: 0.105 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN; Fastener Length: 0.875 INCHES NOMINAL IN; Primary Washer Outside Diameter: 0.365 INCHES MINIMUM AND 0.381 INCHES MAXIMUM IN; Thread Length: 0.755 INCHES MINIMUM AND 0.770 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.