The Washer,spring Tension, cataloged under National Stock Number 5310-01-446-4179, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Wanner Engineering Inc. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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.
| Item Name | Washer,spring Tension |
| FSC / FSG | 5310 — Nuts and Washers (FSG 53) |
| Manufacturers | Wanner Engineering Inc (CAGE 59776) |
| Parameter | Value |
|---|---|
| NSN | 5310-01-446-4179 |
| Primary Part Number | D40-075-3110 |
| Item Name | Washer,spring Tension |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Wanner Engineering Inc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| D35C2500001 ITEM 29 | Wanner Engineering Inc (USA) |
| D40-075-3110 PRIMARY | Wanner Engineering Inc (USA) |
| Reference | Meaning |
|---|---|
| D35C2500004 ITEM 28 | C/1 Advisory reference — outside the item-of-supply concept Wanner Engineering Inc |
| D35C2500003 ITEM 28 | C/1 Advisory reference — outside the item-of-supply concept Wanner Engineering Inc |
NSN 5310-01-446-4179 is a Washer,spring Tension, manufactured by Wanner Engineering Inc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-446-4179 has 2 manufacturer part numbers on file: D35C2500001 ITEM 29 (Wanner Engineering Inc), D40-075-3110 (Wanner Engineering Inc).
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.