The Washer,flat, cataloged under National Stock Number 5310-01-292-5352, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Fruehauf Corp Fruehauf Trailer Opns. Government technical data includes 8 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5310-01-292-5352 |
| Primary Part Number | UXA0003-1 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Fruehauf Corp Fruehauf Trailer Opns |
| Status | ACTIVE |
| Overall Diameter | 3.970 INCHES MINIMUM AND 4.030 INCHES MAXIMUM IN |
| Material Document and Classification | ASTM A570 ASSN STD 1ST MATERIAL RESPONSE OR SAE ASSN STD 2ND MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | RECTANGULAR |
| Peripheral Shape Style | ROUND |
| Material | STEEL OR STEEL COMP 1020 OVERALL |
| Center Hole Shape Style | ROUND |
| Hole Diameter | 1.050 INCHES MINIMUM AND 1.070 INCHES MAXIMUM IN |
| Thickness | 0.227 INCHES MINIMUM AND 0.247 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 |
|---|---|
| UXA0003-1 PRIMARY | Fruehauf Corp Fruehauf Trailer Opns (USA) |
| Reference | Meaning |
|---|---|
| U-AX0003-1 | 5/9 Secondary reference Fruehauf Corp Fruehauf Trailer Opns |
NSN 5310-01-292-5352 is a Washer,flat, manufactured by Fruehauf Corp Fruehauf Trailer Opns, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-292-5352 has 1 manufacturer part number on file: UXA0003-1 (Fruehauf Corp Fruehauf Trailer Opns).
Key specifications for UXA0003-1: Overall Diameter: 3.970 INCHES MINIMUM AND 4.030 INCHES MAXIMUM IN; Material Document and Classification: ASTM A570 ASSN STD 1ST MATERIAL RESPONSE OR SAE ASSN STD 2ND MATERIAL RESPONSE OVERALL; Cross-Sectional Shape Style: RECTANGULAR; Peripheral Shape Style: ROUND. 8 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.