The Rail,cargo,aircraft, cataloged under National Stock Number 1670-01-475-6476, 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 Lockheed Martin Aeronautical Systems Support Company Dba Lmassc. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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.
| Item Name | Rail,cargo,aircraft |
| FSC / FSG | 1670 — Parachutes; Aerial Pick up, Delivery, Recovery Systems; and Cargo Tie Down Equipment (FSG 16) |
| Manufacturers | Lockheed Martin Aeronautical Systems Support Company Dba Lmassc (CAGE 74703) |
| Parameter | Value |
|---|---|
| NSN | 1670-01-475-6476 |
| Primary Part Number | 3353643-4 |
| Item Name | Rail,cargo,aircraft |
| FSC / FSG | 1670 / 16 — Parachutes; Aerial Pick up, Delivery, Recovery Systems; and Cargo Tie Down Equipment |
| Manufacturer | Lockheed Martin Aeronautical Systems Support Company Dba Lmassc |
| 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 |
|---|---|
| 3353643-4 PRIMARY | Lockheed Martin Aeronautical Systems Support Company Dba Lmassc (USA) |
| Reference | Meaning |
|---|---|
| 3356643 | D/9 Drawing number reference only U.S. Government activity |
NSN 1670-01-475-6476 is a Rail,cargo,aircraft, manufactured by Lockheed Martin Aeronautical Systems Support Company Dba Lmassc, classified under FSC 1670, Parachutes; Aerial Pick up, Delivery, Recovery Systems; and Cargo Tie Down Equipment. Status: active.
NSN 1670-01-475-6476 has 1 manufacturer part number on file: 3353643-4 (Lockheed Martin Aeronautical Systems Support Company Dba Lmassc).
1 possible match (shared part number, not a government interchangeability claim): 1670-01-475-6518. Verify interchangeability with system specifications before substitution.
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.