The Spring,helical,extension, cataloged under National Stock Number 5360-01-388-1640, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. The manufacturer of record is Lifesaving Systems Llc. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5360-01-388-1640 |
| Primary Part Number | 402-24 |
| Item Name | Spring,helical,extension |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | Lifesaving Systems Llc |
| Status | ACTIVE |
| Purchase Description Identification | 64249-402-24 |
| 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 |
|---|---|
| 402-24 PRIMARY | Lifesaving Systems Llc (USA) |
| Reference | Meaning |
|---|---|
| LL-H36-8528 | 5/1 Secondary reference Naval Medical Material Support Command Detachment |
NSN 5360-01-388-1640 is a Spring,helical,extension, manufactured by Lifesaving Systems Llc, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-01-388-1640 has 1 manufacturer part number on file: 402-24 (Lifesaving Systems Llc).
2 possible matches (shared part number, not a government interchangeability claim): 6515-01-451-1350, 5995-01-700-1298. Verify interchangeability with system specifications before substitution.
Key specifications for 402-24: Purchase Description Identification: 64249-402-24; Special Features: CORROSION RESISTANT STEEL; END ITEM APPLICATION,LITTER,SEA-AIR RESCUE,MEDICAL; MDL 402; End Item Identification: 6530-01-187-0104. 1 specification is 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.