The Washer,flat, cataloged under National Stock Number 5310-00-360-4505, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-360-4505 |
| Primary Part Number | 7371176 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Overall Diameter | 2.000 INCHES NOMINAL IN |
| Cross-Sectional Shape Style | RECTANGULAR |
| Peripheral Shape Style | ROUND |
| Material | STEEL OVERALL |
| Center Hole Shape Style | ROUND |
| Hole Diameter | 1.280 INCHES NOMINAL IN |
| Thickness | 0.028 INCHES MINIMUM AND 0.031 INCHES MAXIMUM 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 |
|---|---|
| 7371176 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| 630727 PRIMARY | General Motors Corp (USA) |
| 630727 PRIMARY | Am General Llc (USA) |
| Reference | Meaning |
|---|---|
| GPW6342A | 5/9 Secondary reference Ford Motor Company |
| GPW6342A | 5/9 Secondary reference Ford Motor Co Ford Parts and Service Div Government Part Sales |
| 630727 | 5/9 Secondary reference Marine Engine Specialties Div of Mesco Tectonics Inc |
NSN 5310-00-360-4505 is a Washer,flat, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-360-4505 has 3 manufacturer part numbers on file: 7371176 (U S Army Tank Automotive Command Amsta-Im-Mm), 630727 (General Motors Corp), 630727 (Am General Llc).
Key specifications for 7371176: Overall Diameter: 2.000 INCHES NOMINAL IN; Cross-Sectional Shape Style: RECTANGULAR; Peripheral Shape Style: ROUND; Material: STEEL OVERALL. 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.