The Spring,helical,extension, cataloged under National Stock Number 5360-00-883-5397, 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 Div Space & Airborne Systems. Government technical data includes 10 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 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5360-00-883-5397 |
| Primary Part Number | 118989 |
| Item Name | Spring,helical,extension |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | L3harris Technologies, Inc Div Space & Airborne Systems |
| Status | ACTIVE |
| Spring Free Outside Diameter | 0.625 INCHES NOMINAL IN |
| Design Type | CLOSED |
| Style Designator | CYLINDRICAL |
| Material Document and Classification | AMS 5673,COND C,TYPE 17-7PH ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Spring Free Length | 7.813 INCHES MAXIMUM IN |
| Spring Deflection Rate | 28.000 POUNDS PER INCH NOMINAL LBS |
| Inside Diameter | 0.417 INCHES NOMINAL IN |
| Coil Quantity | 45 |
| Coil Helix Direction | RIGHT-HAND |
| Material | STEEL COMP 631 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 |
|---|---|
| 118989 PRIMARY | L3harris Technologies, Inc Div Space & Airborne Systems (USA) |
NSN 5360-00-883-5397 is a Spring,helical,extension, manufactured by L3harris Technologies, Inc Div Space & Airborne Systems, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-00-883-5397 has 1 manufacturer part number on file: 118989 (L3harris Technologies, Inc Div Space & Airborne Systems).
1 possible match (shared part number, not a government interchangeability claim): 5331-01-706-0647. Verify interchangeability with system specifications before substitution.
Key specifications for 118989: Spring Free Outside Diameter: 0.625 INCHES NOMINAL IN; Design Type: CLOSED; Style Designator: CYLINDRICAL; Material Document and Classification: AMS 5673,COND C,TYPE 17-7PH ASSN STD SINGLE MATERIAL RESPONSE OVERALL. 10 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.