The Washer,spring Tension, cataloged under National Stock Number 5310-01-722-4894, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Howden American Fan Company Dba American Fan Co Div Howden Usa Company. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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.
| Item Name | Washer,spring Tension |
| FSC / FSG | 5310 — Nuts and Washers (FSG 53) |
| Manufacturers | Howden American Fan Company Dba American Fan Co Div Howden Usa Company (CAGE 53555) |
| Parameter | Value |
|---|---|
| NSN | 5310-01-722-4894 |
| Primary Part Number | 55423-SS6 |
| Item Name | Washer,spring Tension |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Howden American Fan Company Dba American Fan Co Div Howden Usa Company |
| 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 |
|---|---|
| 55423-SS6 PRIMARY | Howden American Fan Company Dba American Fan Co Div Howden Usa Company (USA) |
| Reference | Meaning |
|---|---|
| NVC5861A | D/9 Drawing number reference only Leckinger Enterprises, Limited Dba T & M Research Products Inc |
| NVC5861A FIND 21 | C/1 Advisory reference — outside the item-of-supply concept Leckinger Enterprises, Limited Dba T & M Research Products Inc |
NSN 5310-01-722-4894 is a Washer,spring Tension, manufactured by Howden American Fan Company Dba American Fan Co Div Howden Usa Company, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-722-4894 has 1 manufacturer part number on file: 55423-SS6 (Howden American Fan Company Dba American Fan Co Div Howden Usa Company).
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.