The Washer,spring Tension, cataloged under National Stock Number 5310-00-470-3003, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Ideal Aerosmith Inc. Government technical data includes 6 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 | 5310-00-470-3003 |
| Primary Part Number | 210593 |
| Item Name | Washer,spring Tension |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Ideal Aerosmith Inc |
| Status | ACTIVE |
| Surface Treatment Document and Classification | QQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Outside Diameter | 1.095 INCHES MINIMUM AND 1.110 INCHES MAXIMUM IN |
| Material Thickness | 0.010 INCHES NOMINAL IN |
| Surface Treatment | CADMIUM OVERALL |
| Material | STEEL OVERALL |
| Hole Diameter | 0.313 INCHES MINIMUM AND 0.318 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 |
|---|---|
| 210593 PRIMARY | Ideal Aerosmith Inc (USA) |
NSN 5310-00-470-3003 is a Washer,spring Tension, manufactured by Ideal Aerosmith Inc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-470-3003 has 1 manufacturer part number on file: 210593 (Ideal Aerosmith Inc).
1 possible match (shared part number, not a government interchangeability claim): 4820-01-385-8903. Verify interchangeability with system specifications before substitution.
Key specifications for 210593: Overall Height: 0.030 INCHES MINIMUM AND 0.045 INCHES MAXIMUM IN; Surface Treatment Document and Classification: QQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Outside Diameter: 1.095 INCHES MINIMUM AND 1.110 INCHES MAXIMUM IN; Material Thickness: 0.010 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.