The Spring,helical,torsion, cataloged under National Stock Number 5360-01-121-4747, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. The manufacturer of record is Northrop Grumman Systems Corporation. Government technical data includes 16 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5360-01-121-4747 |
| Primary Part Number | 14-40425-2 |
| Item Name | Spring,helical,torsion |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Spring Free Outside Diameter | 1.330 INCHES NOMINAL IN |
| End Style | STRAIGHT BEND END (RIGHT) SECOND END |
| End Style | STRAIGHT BEND END (LEFT) FIRST END |
| End Length | 1.350 INCHES NOMINAL BOTH ENDS IN |
| Style Designator | SINGLE TORSION LEFT HAND |
| Material Document and Classification | AMS 5688 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Spring Free Length | 0.350 INCHES NOMINAL IN |
| Spring Deflection Rate | 0.092 POUNDS PER INCH NOMINAL LBS |
| Inside Diameter | 1.152 INCHES NOMINAL IN |
| Stock Diameter | 0.089 INCHES NOMINAL IN |
| End Length From First Bend to Second Bend or End | 0.750 INCHES NOMINAL SECOND END IN |
| End Length From First Bend to Second Bend or End | 0.370 INCHES NOMINAL FIRST END IN |
| Coil Quantity | 3-1/5 |
| Coil Helix Direction | LEFT-HAND |
| Material | STEEL COMP 302 OVERALL |
| End Angular Relationship | ENDS PARALLEL ONE TO OTHER |
| 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 |
|---|---|
| 14-40425-2 PRIMARY | Northrop Grumman Systems Corporation (USA) |
| Reference | Meaning |
|---|---|
| 14-40425-2 | 5/9 Secondary reference Northrop Grumman Technical Services, Inc. Dba Defense Systems Sector |
| 14-40425-2 | 3/9 Design control — primary reference Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems |
NSN 5360-01-121-4747 is a Spring,helical,torsion, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-01-121-4747 has 1 manufacturer part number on file: 14-40425-2 (Northrop Grumman Systems Corporation).
Key specifications for 14-40425-2: Spring Free Outside Diameter: 1.330 INCHES NOMINAL IN; End Style: STRAIGHT BEND END (RIGHT) SECOND END; End Style: STRAIGHT BEND END (LEFT) FIRST END; End Length: 1.350 INCHES NOMINAL BOTH ENDS IN. 16 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.