The Washer,flat, cataloged under National Stock Number 5310-01-370-7452, 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 9 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5310-01-370-7452 |
| Primary Part Number | 12418026 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Length | 80.0 MILLIMETERS MINIMUM AND 82.0 MILLIMETERS MAXIMUM MM |
| Material Document and Classification | ASTM-A36 ASSN STD 1ST MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | RECTANGULAR |
| Surface Treatment | OIL OVERALL |
| Width | 69.1 MILLIMETERS MINIMUM AND 71.1 MILLIMETERS MAXIMUM MM |
| Material | ALUMINUM OVERALL |
| Center Hole Shape Style | ROUND |
| Hole Diameter | 13.4 MILLIMETERS MINIMUM AND 14.0 MILLIMETERS MAXIMUM MM |
| Thickness | 0.059 MILLIMETERS NOMINAL MM |
| 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 |
|---|---|
| 12418026 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| Reference | Meaning |
|---|---|
| 12418026 | 5/9 Secondary reference Bae Systems Tactical Vehicle Systems Lp Dba Data Systems International Inc |
NSN 5310-01-370-7452 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 5310-01-370-7452 has 1 manufacturer part number on file: 12418026 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 12418026: Length: 80.0 MILLIMETERS MINIMUM AND 82.0 MILLIMETERS MAXIMUM MM; Material Document and Classification: ASTM-A36 ASSN STD 1ST MATERIAL RESPONSE OVERALL; Cross-Sectional Shape Style: RECTANGULAR; Special Features: 3 ADDITIONAL HOLES. 9 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.