The Washer,flat, cataloged under National Stock Number 5310-01-446-3195, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Mcmaster-Carr Supply Company. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | Mcmaster-Carr Supply Company (CAGE 2V507); Mcmaster-Carr Supply Co (CAGE 39428) |
| Parameter | Value |
|---|---|
| NSN | 5310-01-446-3195 |
| Primary Part Number | 90107A037 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Mcmaster-Carr Supply Company |
| 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 |
|---|---|
| 90107A037 | Mcmaster-Carr Supply Company (USA) |
| 90107A037 | Mcmaster-Carr Supply Co (USA) |
| Reference | Meaning |
|---|---|
| 90107A037 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| SK9716-130 ITEM NO.19 | 3/9 Design control — primary reference Naval Ship Engineering Center Philadelphia Division Submarine Antenna Quality Assurance |
NSN 5310-01-446-3195 is a Washer,flat, manufactured by Mcmaster-Carr Supply Company, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-446-3195 has 2 manufacturer part numbers on file: 90107A037 (Mcmaster-Carr Supply Company), 90107A037 (Mcmaster-Carr Supply Co).
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.