NSN 1680-01-446-0390 — this item is cataloged by the U.S. Government under National Stock Number 1680-01-446-0390. Manufacturer of record part number: 422-20-300.
Also searched as1680-01-446-0390 ·
1680014460390 ·
NIIN 014460390 ·
01-446-0390 ·
FSC 1680 Miscellaneous Aircraft Accessories and Components · CAGE 58419 · 422-20-300
Manufacturer of record: Sicma Aero Seat Services Inc
Identification
NSN: 1680-01-446-0390
NIIN: 014460390
FSC: 1680 — Miscellaneous Aircraft Accessories and Components
FSG: 16 — Aircraft Components and Accessories
Primary part number: 422-20-300
Manufacturer: Sicma Aero Seat Services Inc
General Description
The Cover,seat Cushion,aircraft, cataloged under National Stock Number 1680-01-446-0390, is classified within Federal Supply Class 1680 (Miscellaneous Aircraft Accessories and Components) of the Aircraft Components and Accessories group. The manufacturer of record is Sicma Aero Seat Services Inc. Government technical data includes 5 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. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
1680-01-446-0390
Primary Part Number
422-20-300
Item Name
Cover,seat Cushion,aircraft
FSC / FSG
1680 / 16 — Miscellaneous Aircraft Accessories and Components
Other items in FSC 1680 — Miscellaneous Aircraft Accessories and Components
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
1680-00-000-0144
CUSHION,SEAT BACK,AIRCRAFT
1680-00-001-1401
1680-00-001-1401 · Item name not on file
1680-00-001-1402
1680-00-001-1402 · Item name not on file
1680-00-001-1403
1680-00-001-1403 · Item name not on file
1680-00-001-1404
COVER,INERTIA REEL
1680-00-001-1730
SHIELD,THERMAL RADI
1680-00-001-1731
LEVER,REMOTE CONTROL
1680-00-001-1736
DUCT ASSEMBLY,BRANCHED
Frequently Asked Questions
What is NSN 1680-01-446-0390?
NSN 1680-01-446-0390 is a Cover,seat Cushion,aircraft, manufactured by Sicma Aero Seat Services Inc, classified under FSC 1680, Miscellaneous Aircraft Accessories and Components. Status: active.
What part numbers are listed for NSN 1680-01-446-0390?
NSN 1680-01-446-0390 has 1 manufacturer part number on file: 422-20-300 (Sicma Aero Seat Services Inc).
What are the specifications of 422-20-300?
Key specifications for 422-20-300: Design Type: SEAT CUSHION; Overall Thickness: 0.050 INCHES NOMINAL IN; Fastener Type: ROPE TIE DOWN; Overall Length: 17.750 INCHES NOMINAL IN. 5 specifications are documented in the U.S. Government catalog.
Is NSN 1680-01-446-0390 hazardous material?
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
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.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.