The Washer,spring Tension, cataloged under National Stock Number 5310-01-620-3219, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Curtiss-Wright Electro-Mechanical Corporation Div Curtiss-Wright Emd. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | Curtiss-Wright Electro-Mechanical Corporation Div Curtiss-Wright Emd (CAGE 04808) |
| Parameter | Value |
|---|---|
| NSN | 5310-01-620-3219 |
| Primary Part Number | 4538B75H01 |
| Item Name | Washer,spring Tension |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Curtiss-Wright Electro-Mechanical Corporation Div Curtiss-Wright Emd |
| Status | ACTIVE |
| 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 |
|---|---|
| 4538B75H01 PRIMARY | Curtiss-Wright Electro-Mechanical Corporation Div Curtiss-Wright Emd (USA) |
| 6D69279ITEM51 | Curtiss-Wright Electro-Mechanical Corporation Div Curtiss-Wright Emd (USA) |
| Reference | Meaning |
|---|---|
| 4538B75H0L | 5/9 Secondary reference Curtiss-Wright Electro-Mechanical Corporation Div Curtiss-Wright Emd |
NSN 5310-01-620-3219 is a Washer,spring Tension, manufactured by Curtiss-Wright Electro-Mechanical Corporation Div Curtiss-Wright Emd, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-620-3219 has 2 manufacturer part numbers on file: 4538B75H01 (Curtiss-Wright Electro-Mechanical Corporation Div Curtiss-Wright Emd), 6D69279ITEM51 (Curtiss-Wright Electro-Mechanical Corporation Div Curtiss-Wright Emd).
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.