The Washer,flat, cataloged under National Stock Number 5310-01-633-1695, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Pentair Filtration Solutions, Llc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Washer,flat |
| FSC / FSG | 5310 — Nuts and Washers (FSG 53) |
| Manufacturers | Pentair Filtration Solutions, Llc (CAGE 08576) |
| Parameter | Value |
|---|---|
| NSN | 5310-01-633-1695 |
| Primary Part Number | 7000012987 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Pentair Filtration Solutions, 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 |
|---|---|
| 7000012987 PRIMARY | Pentair Filtration Solutions, Llc (USA) |
| Reference | Meaning |
|---|---|
| 307822 | D/9 Drawing number reference only U.S. Government activity |
NSN 5310-01-633-1695 is a Washer,flat, manufactured by Pentair Filtration Solutions, Llc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-633-1695 has 1 manufacturer part number on file: 7000012987 (Pentair Filtration Solutions, 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.