The Washer,spring Tension, cataloged under National Stock Number 5310-01-359-9456, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Associated Spring Us, Llc Div Corry. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5310-01-359-9456 |
| Primary Part Number | U312-0110-S |
| Item Name | Washer,spring Tension |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Associated Spring Us, Llc Div Corry |
| Status | ACTIVE |
| Style Designator | SPRING TENSION |
| Outside Diameter | 0.490 INCHES NOMINAL IN |
| Material Thickness | 0.010 INCHES MINIMUM AND 0.014 INCHES MAXIMUM IN |
| Material | STEEL CORROSION RESISTING OVERALL |
| Hole Diameter | 0.322 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 |
|---|---|
| U312-0110-S PRIMARY | Associated Spring Us, Llc Div Corry (USA) |
| Reference | Meaning |
|---|---|
| 3502-18-00STAINLESS | 5/9 Secondary reference Itw Shakeproof Automotive Products |
| 3307350-1 | 7/2 Vendor item drawing reference U.S. Government activity |
NSN 5310-01-359-9456 is a Washer,spring Tension, manufactured by Associated Spring Us, Llc Div Corry, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-359-9456 has 1 manufacturer part number on file: U312-0110-S (Associated Spring Us, Llc Div Corry).
Key specifications for U312-0110-S: Overall Height: 0.060 INCHES MINIMUM AND 0.100 INCHES MAXIMUM IN; Style Designator: SPRING TENSION; Outside Diameter: 0.490 INCHES NOMINAL IN; Material Thickness: 0.010 INCHES MINIMUM AND 0.014 INCHES MAXIMUM 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.