The Washer,spring Tension, cataloged under National Stock Number 5310-01-115-2179, 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 5 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-115-2179 |
| Primary Part Number | AM703630 |
| Item Name | Washer,spring Tension |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Matthew Warren, Inc. Div Maryland Precision Spring |
| Status | ACTIVE |
| Style Designator | SPRING TENSION |
| Outside Diameter | 2.760 INCHES NOMINAL IN |
| Material Thickness | 0.1181 INCHES NOMINAL IN |
| Material | STEEL COMP 6150 OVERALL |
| Hole Diameter | 1.398 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 |
|---|---|
| AM703630 PRIMARY | Matthew Warren, Inc. Div Maryland Precision Spring (USA) |
| Reference | Meaning |
|---|---|
| AM703630 | 3/9 Design control — primary reference Rolex Company Dba Rolex Company Div Rolex Company |
| AM703630 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
NSN 5310-01-115-2179 is a Washer,spring Tension, manufactured by Matthew Warren, Inc. Div Maryland Precision Spring, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-115-2179 has 1 manufacturer part number on file: AM703630 (Matthew Warren, Inc. Div Maryland Precision Spring).
Key specifications for AM703630: Overall Height: 0.836 INCHES NOMINAL IN; Style Designator: SPRING TENSION; Outside Diameter: 2.760 INCHES NOMINAL IN; Material Thickness: 0.1181 INCHES NOMINAL IN. 5 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.