The Spring,helical,compression, cataloged under National Stock Number 5360-00-021-1550, 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.. Government technical data includes 9 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5360-00-021-1550 |
| Primary Part Number | 2155574G001 |
| Item Name | Spring,helical,compression |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | L3harris Technologies, Inc. |
| Status | ACTIVE |
| Spring Free Outside Diameter | 1.250 INCHES NOMINAL IN |
| End Style | SPRING END,GROUND BOTH ENDS |
| Spring Solid Length | 1.000 INCHES NOMINAL IN |
| Style Designator | CYLINDRICAL |
| Spring Free Length | 2.375 INCHES NOMINAL IN |
| Inside Diameter | 1.000 INCHES NOMINAL IN |
| Coil Quantity | 7 3/4 |
| Coil Helix Direction | LEFT-HAND |
| 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 |
|---|---|
| 2155574G001 PRIMARY | L3harris Technologies, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 2155574 | C/1 Advisory reference — outside the item-of-supply concept L3harris Technologies, Inc. |
NSN 5360-00-021-1550 is a Spring,helical,compression, manufactured by L3harris Technologies, Inc., classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-00-021-1550 has 1 manufacturer part number on file: 2155574G001 (L3harris Technologies, Inc.).
Key specifications for 2155574G001: Spring Free Outside Diameter: 1.250 INCHES NOMINAL IN; End Style: SPRING END,GROUND BOTH ENDS; Spring Solid Length: 1.000 INCHES NOMINAL IN; Style Designator: CYLINDRICAL. 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.