The Washer,flat, cataloged under National Stock Number 5310-01-412-9789, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Tld Ace Corp Div Tld Ace. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 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 | Tld Ace Corp Div Tld Ace (CAGE 00365) |
| Parameter | Value |
|---|---|
| NSN | 5310-01-412-9789 |
| Primary Part Number | 64475 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Tld Ace Corp Div Tld Ace |
| 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 |
|---|---|
| 64475 PRIMARY | Tld Ace Corp Div Tld Ace (USA) |
NSN 5310-01-412-9789 is a Washer,flat, manufactured by Tld Ace Corp Div Tld Ace, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-412-9789 has 1 manufacturer part number on file: 64475 (Tld Ace Corp Div Tld Ace).
1 possible match (shared part number, not a government interchangeability claim): 3655-01-530-0190. 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.