The Spring,helical,torsion, cataloged under National Stock Number 5360-01-533-0285, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. The manufacturer of record is Mcmaster-Carr Supply Co. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
| Parameter | Value |
|---|---|
| NSN | 5360-01-533-0285 |
| Primary Part Number | 3126A53 |
| Item Name | Spring,helical,torsion |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | Mcmaster-Carr Supply Co |
| Status | ACTIVE |
| Supplementary Features | 1.75 LB. INITIAL/6.25 LB FINAL END FORCE, BODY LENGTH 0.468", NOSE LENGTH 0.065", NOSE DIA 0.093" AND THREAD SIZE 10-32 LBS |
| Material | STEEL 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 |
|---|---|
| 3126A53 PRIMARY | Mcmaster-Carr Supply Co (USA) |
| Reference | Meaning |
|---|---|
| 3126A84 | 5/1 Secondary reference Mcmaster-Carr Supply Co |
NSN 5360-01-533-0285 is a Spring,helical,torsion, manufactured by Mcmaster-Carr Supply Co, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-01-533-0285 has 1 manufacturer part number on file: 3126A53 (Mcmaster-Carr Supply Co).
Key specifications for 3126A53: Supplementary Features: 1.75 LB. INITIAL/6.25 LB FINAL END FORCE, BODY LENGTH 0.468", NOSE LENGTH 0.065", NOSE DIA 0.093" AND THREAD SIZE 10-32 LBS; Part Name Assigned by Controlling Agency: STEEL ROUND NOSE SPRING PLUNGER; End Item Identification: 2540-01-520-6821 HEMTT ARMOR KIT; Material: STEEL OVERALL. 2 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.