The Washer,flat, cataloged under National Stock Number 5310-01-479-8901, 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. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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.
| Item Name | Washer,flat |
| FSC / FSG | 5310 — Nuts and Washers (FSG 53) |
| Manufacturers | Independent Rough Terrain Center Llc (CAGE 1NWY2); Kalmar Equipment (australia) Pty Ltd (CAGE ZAR27) |
| Parameter | Value |
|---|---|
| NSN | 5310-01-479-8901 |
| Primary Part Number | 800821618 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Independent Rough Terrain Center Llc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 800821618 PRIMARY | Independent Rough Terrain Center Llc (USA) |
| 800821618 | Kalmar Equipment (australia) Pty Ltd (AUS) |
| Reference | Meaning |
|---|---|
| 9238990069 | 5/9 Secondary reference Independent Rough Terrain Center Llc |
| 923899.0069 | 5/9 Secondary reference Kalmar Equipment (australia) Pty Ltd |
NSN 5310-01-479-8901 is a Washer,flat, manufactured by Independent Rough Terrain Center Llc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-479-8901 has 2 manufacturer part numbers on file: 800821618 (Independent Rough Terrain Center Llc), 800821618 (Kalmar Equipment (australia) Pty Ltd).
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.