The Washer,spring Tension, cataloged under National Stock Number 5310-01-371-1641, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-371-1641 |
| Primary Part Number | 5001003-X8XX-9 |
| Item Name | Washer,spring Tension |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Style Designator | SPRING TENSION |
| Material Document and Classification | MIL-S-5059 TY 302 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Outside Diameter | 1.372 INCHES NOMINAL IN |
| Material Thickness | 0.031 INCHES NOMINAL IN |
| Material | STEEL COMP 302 OVERALL |
| Hole Diameter | 0.628 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 |
|---|---|
| HBV-A2-20-10005-11 | B N L Industries Inc (USA) |
| 5001003-X8XX-9 PRIMARY | Naval Sea Systems Command (USA) |
| HBV-A2-20-0005-11 | B N L Industries Inc (USA) |
| Reference | Meaning |
|---|---|
| 803-5001003-X8X1-09 | 5/9 Secondary reference Naval Sea Systems Command |
| 803-5001003-X7XX-09 | C/1 Advisory reference — outside the item-of-supply concept Naval Sea Systems Command |
| 803-5001003-X8XX-09 | C/1 Advisory reference — outside the item-of-supply concept Naval Sea Systems Command |
| 803-5001003-X8X 1-09 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| 803-5001003-X8XX-9 | 5/9 Secondary reference Naval Sea Systems Command |
NSN 5310-01-371-1641 is a Washer,spring Tension, manufactured by Naval Sea Systems Command, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-371-1641 has 3 manufacturer part numbers on file: HBV-A2-20-10005-11 (B N L Industries Inc), 5001003-X8XX-9 (Naval Sea Systems Command), HBV-A2-20-0005-11 (B N L Industries Inc).
Key specifications for 5001003-X8XX-9: Overall Height: 0.093 INCHES NOMINAL IN; Style Designator: SPRING TENSION; Material Document and Classification: MIL-S-5059 TY 302 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL; Outside Diameter: 1.372 INCHES NOMINAL IN. 6 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.