The Lanyard Assembly, cataloged under National Stock Number 1670-01-428-3865, 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 L. J. Engineering Inc. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 1670-01-428-3865 |
| Primary Part Number | 451-200 |
| Item Name | Lanyard Assembly |
| FSC / FSG | 1670 / 16 — Parachutes; Aerial Pick up, Delivery, Recovery Systems; and Cargo Tie Down Equipment |
| Manufacturer | L. J. Engineering Inc |
| Status | ACTIVE |
| 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 |
|---|---|
| 451-200 PRIMARY | L. J. Engineering Inc (USA) |
| Reference | Meaning |
|---|---|
| 11-1-4052-1 | 1/2 Source control — Government-approved source U.S. Government activity |
NSN 1670-01-428-3865 is a Lanyard Assembly, manufactured by L. J. Engineering Inc, classified under FSC 1670, Parachutes; Aerial Pick up, Delivery, Recovery Systems; and Cargo Tie Down Equipment. Status: active.
NSN 1670-01-428-3865 has 1 manufacturer part number on file: 451-200 (L. J. Engineering Inc).
1 possible match (shared part number, not a government interchangeability claim): 4730-01-727-5345. Verify interchangeability with system specifications before substitution.
Key specifications for 451-200: End Item Identification: RELEASE,RIPCORD ASSEMBLY. 0 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.