The Washer,flat, cataloged under National Stock Number 5310-01-617-2748, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Independent Rough Terrain Center Llc. Government technical data includes 2 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-617-2748 |
| Primary Part Number | EP-0020900 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Independent Rough Terrain Center Llc |
| Status | ACTIVE |
| Surface Treatment | ZINC OVERALL |
| Material | STEEL OVERALL |
| 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 |
|---|---|
| EP-0020900 PRIMARY | Independent Rough Terrain Center Llc (USA) |
| Reference | Meaning |
|---|---|
| 233006 | 3/9 Design control — primary reference Specma Dunlop Hydraulic Ab |
| 233006 | 5/9 Secondary reference Hydraspecma Ab |
NSN 5310-01-617-2748 is a Washer,flat, manufactured by Independent Rough Terrain Center Llc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-617-2748 has 1 manufacturer part number on file: EP-0020900 (Independent Rough Terrain Center Llc).
Key specifications for EP-0020900: Special Features: ITEM IS A RETAINING RING THAT IS PART OF A HYDRAULIC ADAPTER USED ON THE ROUGH TERRAIN CONTAINER HANDLER (RTCH); Surface Treatment: ZINC OVERALL; Part Name Assigned by Controlling Agency: RING,BACKUP; End Item Identification: 3930-01-599-9978. 2 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.