PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

422-20Seat,aircraft

Sicma Aero Seat Services Inc · NSN 1680-01-167-4278 · FSC 1680 · No Item Name Available
Verified by PartsTable
NSN 1680-01-167-4278 — this item is cataloged by the U.S. Government under National Stock Number 1680-01-167-4278. Primary manufacturer part number: 422-20.
Features
  • Seat,aircraft — FSC 1680
  • Adjustability: NONADJUSTABLE
  • Seating Capacity: 2
  • Upholstered Portion: BACK AND BOTTOM
  • Mounting Type: FLOOR
  • 2 verified cross-references
  • Primary manufacturer: Sicma Aero Seat Services Inc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Seat,aircraft, cataloged under National Stock Number 1680-01-167-4278, is classified within Federal Supply Class 1680 (No Item Name Available) of the Aircraft Components and Accessories group. The primary manufacturer of record is Sicma Aero Seat Services Inc. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN1680-01-167-4278
Primary Part Number422-20
Item NameSeat,aircraft
FSC / FSG1680 / 16 — No Item Name Available
ManufacturerSicma Aero Seat Services Inc
StatusACTIVE
AdjustabilityNONADJUSTABLE
Seating Capacity2
Upholstered PortionBACK AND BOTTOM
Mounting TypeFLOOR
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5330-00-118-272042220 INTERCHANGEABLE
Gasket
Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.
5133-00-227-5988 INTERCHANGEABLE
Drill,twist
5950-00-552-0957522437 INTERCHANGEABLE
Transformer,power
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
3455-00-618-6007 INTERCHANGEABLE
Cutter,milling,end
2940-01-041-713442220 INTERCHANGEABLE
Filter Element,intake Air Cleane
Wix Corp
5310-01-388-0472N42220 INTERCHANGEABLE
Nut,plain,hexagon
Leslie Controls, Inc. Dba Leslie Controls Inc
5985-01-397-199942220 INTERCHANGEABLE
Bnc Terminator
The Dal Electronics Company Dba Dalco Electronics
6750-01-418-1897 INTERCHANGEABLE
Fixing Bath,photographic
Cross-Reference Index
Part NumberManufacturer
422-20 PRIMARY Sicma Aero Seat Services Inc (USA)
366-D-004 Aerospatiale Helicopter Corp (USA)
Related Parts
5330-00-118-2720INTERCHANGEABLE
GASKET
42220
5133-00-227-5988INTERCHANGEABLE
DRILL,TWIST
5950-00-552-0957INTERCHANGEABLE
TRANSFORMER,POWER
522437
3455-00-618-6007INTERCHANGEABLE
CUTTER,MILLING,END
2940-01-041-7134INTERCHANGEABLE
FILTER ELEMENT,INTAKE AIR CLEANE
42220
5310-01-388-0472INTERCHANGEABLE
NUT,PLAIN,HEXAGON
N42220
5985-01-397-1999INTERCHANGEABLE
BNC TERMINATOR
42220
6750-01-418-1897INTERCHANGEABLE
FIXING BATH,PHOTOGRAPHIC

Frequently Asked Questions

What is NSN 1680-01-167-4278?

NSN 1680-01-167-4278 is a Seat,aircraft, manufactured by Sicma Aero Seat Services Inc, classified under FSC 1680 (No Item Name Available). Status: active.

What are the part numbers for NSN 1680-01-167-4278?

NSN 1680-01-167-4278 has 2 cross-referenced part numbers: 422-20 (Sicma Aero Seat Services Inc), 366-D-004 (Aerospatiale Helicopter Corp).

What NSN replaces 1680-01-167-4278?

There are 8 known substitutes for 1680-01-167-4278: 5330-00-118-2720, 5133-00-227-5988, 5950-00-552-0957 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 422-20?

Key specifications for 422-20: Adjustability: NONADJUSTABLE; Seating Capacity: 2; Upholstered Portion: BACK AND BOTTOM; Mounting Type: FLOOR. 4 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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