The Spring,helical,torsion, cataloged under National Stock Number 5360-00-498-7568, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. The manufacturer of record is L3harris Technologies, Inc. Dba Harris Corporation. Government technical data includes 9 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5360-00-498-7568 |
| Primary Part Number | WTA2522 |
| Item Name | Spring,helical,torsion |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | L3harris Technologies, Inc. Dba Harris Corporation |
| Status | ACTIVE |
| Spring Free Outside Diameter | 0.196 INCHES NOMINAL IN |
| Style Designator | SINGLE TORSION LEFT HAND |
| Material Document and Classification | QQ-W-321 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Spring Free Length | 0.562 INCHES NOMINAL IN |
| Inside Diameter | 0.156 INCHES NOMINAL IN |
| Coil Quantity | 20 |
| Surface Treatment | NICKEL OVERALL |
| Coil Helix Direction | LEFT-HAND |
| Material | COPPER ALLOY OVERALL |
| 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 |
|---|---|
| WTA2522 PRIMARY | L3harris Technologies, Inc. Dba Harris Corporation (USA) |
| W51-68 | L3harris Technologies, Inc. Dba Harris Corporation (USA) |
| Reference | Meaning |
|---|---|
| SMB105120 | 5/2 Secondary reference U.S. Government activity |
| W51-51 | 5/9 Secondary reference International Telephone and Telegraph Corp Itt Gilfillan Div |
| WTA2522 | 5/9 Secondary reference Itt Industries Inc Itt Aerospace Communications Div East |
| W51-68 | 5/9 Secondary reference Itt Industries Inc Itt Aerospace Communications Div East |
NSN 5360-00-498-7568 is a Spring,helical,torsion, manufactured by L3harris Technologies, Inc. Dba Harris Corporation, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-00-498-7568 has 2 manufacturer part numbers on file: WTA2522 (L3harris Technologies, Inc. Dba Harris Corporation), W51-68 (L3harris Technologies, Inc. Dba Harris Corporation).
Key specifications for WTA2522: Spring Free Outside Diameter: 0.196 INCHES NOMINAL IN; Style Designator: SINGLE TORSION LEFT HAND; Material Document and Classification: QQ-W-321 FED SPEC SINGLE MATERIAL RESPONSE OVERALL; Spring Free Length: 0.562 INCHES NOMINAL IN. 9 specifications are documented in the U.S. Government catalog.
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.