The Washer,flat, cataloged under National Stock Number 5310-01-445-6828, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Micro Plastics Inc. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | Oshkosh Defense Llc (CAGE 75Q65); Micro Plastics Inc (CAGE 13764); Nd Defense Llc (CAGE 338X5) |
| Parameter | Value |
|---|---|
| NSN | 5310-01-445-6828 |
| Primary Part Number | 17W07401 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Micro Plastics Inc |
| Status | ACTIVE |
| 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 |
|---|---|
| 12421464-002 | Oshkosh Defense Llc (USA) |
| 17W07401 PRIMARY | Micro Plastics Inc (USA) |
| 3818680C1 | Nd Defense Llc (USA) |
| Reference | Meaning |
|---|---|
| 12421464-002 | 7/2 Vendor item drawing reference U S Army Tank Automotive Command Amsta-Im-Mm |
| 12421464-002 | 5/9 Secondary reference Bae Systems Tactical Vehicle Systems Lp Dba Data Systems International Inc |
| 12421464-002 | 5/9 Secondary reference Oshkosh Corp |
NSN 5310-01-445-6828 is a Washer,flat, manufactured by Micro Plastics Inc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-445-6828 has 3 manufacturer part numbers on file: 12421464-002 (Oshkosh Defense Llc), 17W07401 (Micro Plastics Inc), 3818680C1 (Nd Defense Llc).
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.