The Washer,spring Tension, cataloged under National Stock Number 5310-00-596-6590, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Lockheed Martin Corporation Div Rms - Mitchel Field. Government technical data includes 7 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. 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 | 5310-00-596-6590 |
| Primary Part Number | 295838 |
| Item Name | Washer,spring Tension |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Lockheed Martin Corporation Div Rms - Mitchel Field |
| Status | ACTIVE |
| Surface Treatment Document and Classification | MIL-C-13924 CL 1 GRADE 4 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Material Document and Classification | MIL-S-7947 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Outside Diameter | 2.234 INCHES MINIMUM AND 2.266 INCHES MAXIMUM IN |
| Material Thickness | 0.014 INCHES NOMINAL IN |
| Surface Treatment | OXIDE FILM OVERALL |
| Material | STEEL COMP 1095 OVERALL |
| Hole Diameter | 2.100 INCHES MINIMUM AND 2.132 INCHES MAXIMUM 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 |
|---|---|
| 295838 PRIMARY | Lockheed Martin Corporation Div Rms - Mitchel Field (USA) |
NSN 5310-00-596-6590 is a Washer,spring Tension, manufactured by Lockheed Martin Corporation Div Rms - Mitchel Field, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-596-6590 has 1 manufacturer part number on file: 295838 (Lockheed Martin Corporation Div Rms - Mitchel Field).
1 possible match (shared part number, not a government interchangeability claim): 2805-00-898-2079. Verify interchangeability with system specifications before substitution.
Key specifications for 295838: Overall Height: 0.062 INCHES MINIMUM AND 0.094 INCHES MAXIMUM IN; Surface Treatment Document and Classification: MIL-C-13924 CL 1 GRADE 4 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL; Material Document and Classification: MIL-S-7947 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL; Outside Diameter: 2.234 INCHES MINIMUM AND 2.266 INCHES MAXIMUM IN. 7 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.