The Washer,spring Tension, cataloged under National Stock Number 5310-00-976-4483, 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. Government technical data includes 4 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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.
| Parameter | Value |
|---|---|
| NSN | 5310-00-976-4483 |
| Primary Part Number | AK60026201 |
| Item Name | Washer,spring Tension |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Matthew Warren, Inc. Div Maryland Precision Spring |
| Status | ACTIVE |
| Outside Diameter | 1.248 INCHES NOMINAL IN |
| Material Thickness | 0.016 INCHES NOMINAL IN |
| Material | STEEL OVERALL |
| Hole Diameter | 0.803 INCHES NOMINAL IN |
| 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 |
|---|---|
| AK60026201 PRIMARY | Matthew Warren, Inc. Div Maryland Precision Spring (USA) |
| Reference | Meaning |
|---|---|
| BS201 | 5/9 Secondary reference Bearing Engineers Inc Dba Motion Solutions |
| AL3212 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| 900999-8693 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| 02-4230-02 | C/1 Advisory reference — outside the item-of-supply concept Lucas Aerospace Power Equipment Corporation |
| AK60026201 | 3/9 Design control — primary reference Rolex Company Dba Rolex Company Div Rolex Company |
NSN 5310-00-976-4483 is a Washer,spring Tension, manufactured by Matthew Warren, Inc. Div Maryland Precision Spring, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-976-4483 has 1 manufacturer part number on file: AK60026201 (Matthew Warren, Inc. Div Maryland Precision Spring).
1 possible match (shared part number, not a government interchangeability claim): 4730-01-235-8588. Verify interchangeability with system specifications before substitution.
Key specifications for AK60026201: Overall Height: 0.043 INCHES NOMINAL IN; Outside Diameter: 1.248 INCHES NOMINAL IN; Material Thickness: 0.016 INCHES NOMINAL IN; Material: STEEL OVERALL. 4 specifications are documented in the U.S. Government catalog.
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.