The Washer,flat, cataloged under National Stock Number 5310-01-468-0527, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Moeller Manufacturing & Supply, 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Washer,flat |
| FSC / FSG | 5310 — Nuts and Washers (FSG 53) |
| Manufacturers | Moeller Manufacturing & Supply, Llc (CAGE 58009); Anillo Industries Llc (CAGE 10630) |
| Parameter | Value |
|---|---|
| NSN | 5310-01-468-0527 |
| Primary Part Number | 4D0053-3A12-6 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Moeller Manufacturing & Supply, Llc |
| 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 |
|---|---|
| 4D0053-3A12-6 PRIMARY | Moeller Manufacturing & Supply, Llc (USA) |
| 4D0053-3A12-6 PRIMARY | Anillo Industries Llc (USA) |
| Reference | Meaning |
|---|---|
| 4D0053 | D/9 Drawing number reference only U.S. Government activity |
| 4D0053-3A12-6 | 5/2 Secondary reference U.S. Government activity |
NSN 5310-01-468-0527 is a Washer,flat, manufactured by Moeller Manufacturing & Supply, Llc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-468-0527 has 2 manufacturer part numbers on file: 4D0053-3A12-6 (Moeller Manufacturing & Supply, Llc), 4D0053-3A12-6 (Anillo Industries Llc).
1 possible match (shared part number, not a government interchangeability claim): 5310-01-468-0528. Verify interchangeability with system specifications before substitution.
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.