The Washer,flat, cataloged under National Stock Number 5310-01-291-8883, 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 11 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-291-8883 |
| Primary Part Number | A-CD2813-1 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Fruehauf Corp Fruehauf Trailer Opns |
| Status | ACTIVE |
| Surface Treatment Document and Classification | FES 5,FSCM 74841 MFR REF ALL TREATMENT RESPONSES OVERALL |
| Overall Diameter | 1.120 INCHES NOMINAL IN |
| Material Document and Classification | SAE ASSN STD ALL MATERIAL RESPONSES OVERALL |
| Cross-Sectional Shape Style | RECTANGULAR |
| Features Provided | CASEHARDENED |
| Surface Treatment | CADMIUM OR ZINC OVERALL |
| Peripheral Shape Style | ROUND |
| Material | STEEL COMP 1025 OR STEEL COMP 1026 OR STEEL COMP 1527 OR STEEL COMP 1029 OR STEEL COMP 1030 OVERALL |
| Center Hole Shape Style | ROUND |
| Hole Diameter | 0.810 INCHES NOMINAL IN |
| Thickness | 0.090 INCHES NOMINAL 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 |
|---|---|
| A-CD2813-1 PRIMARY | Fruehauf Corp Fruehauf Trailer Opns (USA) |
NSN 5310-01-291-8883 is a Washer,flat, manufactured by Fruehauf Corp Fruehauf Trailer Opns, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-291-8883 has 1 manufacturer part number on file: A-CD2813-1 (Fruehauf Corp Fruehauf Trailer Opns).
Key specifications for A-CD2813-1: Surface Treatment Document and Classification: FES 5,FSCM 74841 MFR REF ALL TREATMENT RESPONSES OVERALL; Overall Diameter: 1.120 INCHES NOMINAL IN; Material Document and Classification: SAE ASSN STD ALL MATERIAL RESPONSES OVERALL; Cross-Sectional Shape Style: RECTANGULAR. 11 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.