The Washer,spring Tension, cataloged under National Stock Number 5310-01-522-4216, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Matthew Warren, Inc. Div Maryland Precision Spring. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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,spring Tension |
| FSC / FSG | 5310 — Nuts and Washers (FSG 53) |
| Manufacturers | Naval Sea Systems Command (CAGE 53711); Matthew Warren, Inc. Div Maryland Precision Spring (CAGE 4XNY8) |
| Parameter | Value |
|---|---|
| NSN | 5310-01-522-4216 |
| Primary Part Number | AM208206 |
| Item Name | Washer,spring Tension |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Matthew Warren, Inc. Div Maryland Precision Spring |
| 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 |
|---|---|
| 6853520 ITEM NO. 8 | Naval Sea Systems Command (USA) |
| AM208206 PRIMARY | Matthew Warren, Inc. Div Maryland Precision Spring (USA) |
| Reference | Meaning |
|---|---|
| AM208206 | 3/9 Design control — primary reference Rolex Company Dba Rolex Company Div Rolex Company |
NSN 5310-01-522-4216 is a Washer,spring Tension, manufactured by Matthew Warren, Inc. Div Maryland Precision Spring, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-522-4216 has 2 manufacturer part numbers on file: 6853520 ITEM NO. 8 (Naval Sea Systems Command), AM208206 (Matthew Warren, Inc. Div Maryland Precision Spring).
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.