The Washer,spring Tension, cataloged under National Stock Number 5310-01-030-6610, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Eaton Aerospace, Llc Dba Jackson South. 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. 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 | 5310-01-030-6610 |
| Primary Part Number | 297031 |
| Item Name | Washer,spring Tension |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Eaton Aerospace, Llc Dba Jackson South |
| Status | ACTIVE |
| Style Designator | SPRING TENSION |
| Outside Diameter | 1.230 INCHES NOMINAL IN |
| Material Thickness | 0.018 INCHES NOMINAL IN |
| Hole Diameter | 0.970 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 |
|---|---|
| 297031 PRIMARY | Eaton Aerospace, Llc Dba Jackson South (USA) |
NSN 5310-01-030-6610 is a Washer,spring Tension, manufactured by Eaton Aerospace, Llc Dba Jackson South, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-030-6610 has 1 manufacturer part number on file: 297031 (Eaton Aerospace, Llc Dba Jackson South).
1 possible match (shared part number, not a government interchangeability claim): 3120-01-548-5581. Verify interchangeability with system specifications before substitution.
Key specifications for 297031: Overall Height: 0.077 INCHES NOMINAL IN; Style Designator: SPRING TENSION; Outside Diameter: 1.230 INCHES NOMINAL IN; Material Thickness: 0.018 INCHES NOMINAL IN. 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.