The Flotation Kit,parac, cataloged under National Stock Number 1670-01-185-5666, is classified within Federal Supply Class 1670 (Parachutes; Aerial Pick up, Delivery, Recovery Systems; and Cargo Tie Down Equipment) of the Aircraft Components and Accessories group. The manufacturer of record is Irvin Aerospace Inc. Div California. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 1670-01-185-5666 |
| Primary Part Number | 730128 |
| Item Name | Flotation Kit,parac |
| FSC / FSG | 1670 / 16 — Parachutes; Aerial Pick up, Delivery, Recovery Systems; and Cargo Tie Down Equipment |
| Manufacturer | Irvin Aerospace Inc. Div California |
| Status | ACTIVE |
| General Characteristics Item Description | MIL-C-5040 TY II CORD X 11.0 LG FREE ST 20 REQ-TIE OFF W/SQ KNOT AND LOCK KNOT TY 20 PLACES |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 730128 | Airborne Systems North America of Ca Inc Dba Airborne Systems North America of California Inc (USA) |
| 730128 PRIMARY | Irvin Aerospace Inc. Div California (USA) |
| 11558615 | Us Army Aviation and Missile Command (USA) |
| Reference | Meaning |
|---|---|
| 730128 | 5/9 Secondary reference Irvine Industrial Supply Inc |
NSN 1670-01-185-5666 is a Flotation Kit,parac, manufactured by Irvin Aerospace Inc. Div California, classified under FSC 1670, Parachutes; Aerial Pick up, Delivery, Recovery Systems; and Cargo Tie Down Equipment. Status: active.
NSN 1670-01-185-5666 has 3 manufacturer part numbers on file: 730128 (Airborne Systems North America of Ca Inc Dba Airborne Systems North America of California Inc), 730128 (Irvin Aerospace Inc. Div California), 11558615 (Us Army Aviation and Missile Command).
1 possible match (shared part number, not a government interchangeability claim): 3040-01-420-7880. Verify interchangeability with system specifications before substitution.
Key specifications for 730128: General Characteristics Item Description: MIL-C-5040 TY II CORD X 11.0 LG FREE ST 20 REQ-TIE OFF W/SQ KNOT AND LOCK KNOT TY 20 PLACES. 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.
NSN 1670-01-185-5666 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.