The Washer,spring Tension, cataloged under National Stock Number 5310-01-446-5855, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Flender Corporation Dba Foreign Parent Is a Friedr Flender Ag Bocholt Germany.. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Washer,spring Tension |
| FSC / FSG | 5310 — Nuts and Washers (FSG 53) |
| Manufacturers | Flender Corporation Dba Foreign Parent Is a Friedr Flender Ag Bocholt Germany. (CAGE 62681) |
| Parameter | Value |
|---|---|
| NSN | 5310-01-446-5855 |
| Primary Part Number | 2051213 |
| Item Name | Washer,spring Tension |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Flender Corporation Dba Foreign Parent Is a Friedr Flender Ag Bocholt Germany. |
| 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 |
|---|---|
| 2051213 PRIMARY | Flender Corporation Dba Foreign Parent Is a Friedr Flender Ag Bocholt Germany. (USA) |
| Reference | Meaning |
|---|---|
| 051212 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| 205123 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
NSN 5310-01-446-5855 is a Washer,spring Tension, manufactured by Flender Corporation Dba Foreign Parent Is a Friedr Flender Ag Bocholt Germany., classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-446-5855 has 1 manufacturer part number on file: 2051213 (Flender Corporation Dba Foreign Parent Is a Friedr Flender Ag Bocholt Germany.).
1 possible match (shared part number, not a government interchangeability claim): 6540-01-532-5193. Verify interchangeability with system specifications before substitution.
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.