The Retainer,spiral Torsion Spring, cataloged under National Stock Number 5340-01-571-1057, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. Government technical data includes 2 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-571-1057 |
| Item Name | Retainer,spiral Torsion Spring |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Status | ACTIVE |
| Relationship to Similar Equipment | SIMILAR TO 6620-00-009-0903 |
| Reference Data and Literature | TO 5L13-2-20-4 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Unit of Issue | EA |
| Reference | Meaning |
|---|---|
| 6219W17P002 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5340-01-571-1057 is a Retainer,spiral Torsion Spring, classified under FSC 5340, Hardware, Commercial. Status: active.
Key specifications for 5340-01-571-1057: Relationship to Similar Equipment: SIMILAR TO 6620-00-009-0903; Reference Data and Literature: TO 5L13-2-20-4; Part Name Assigned by Controlling Agency: RETAINER,SPRING; End Item Identification: TRU-98/A-7 AND TRU-98/A-8 FUEL RATE OF FLOW TRANSMITTERS 8TJ85GHX2/X3/Y3. 2 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). 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.