PartsTable TECHNICAL DATA SHEET
NSN 1680-00-421-1960Government record, cited

Seat, Aircraft Ejection1680-00-421-1960

NSN 1680-00-421-1960 · NIIN 004211960 · Part number 32-821504-45
The Boeing Company Div Defense · FSC 1680 — Miscellaneous Aircraft Accessories and Components · FSG 16 — Aircraft Components and Accessories · CAGE 76301
Government record, cited
NSN 1680-00-421-1960 — this item is cataloged by the U.S. Government under National Stock Number 1680-00-421-1960. Manufacturer of record part number: 32-821504-45.
Also searched as  1680-00-421-1960 · 1680004211960 · NIIN 004211960 · 00-421-1960 · FSC 1680 Miscellaneous Aircraft Accessories and Components · CAGE 76301 · 32-821504-45 · MBEU38950-1
Nearby stock numbers  ·
Features
  • Seat,aircraft Ejection — FSC 1680
  • Parachute for Which Designed: SEAT
  • Swivel: NOT INCLUDED
  • Ejection Direction: DOWNWARD
  • Personal Equipment Accommodation: SURVIVAL KIT
  • Armrest: INCLUDED
  • Ejection Control Location: ARM REST
  • Adjustability: ADJUSTABLE
Identification
  • NSN: 1680-00-421-1960
  • NIIN: 004211960
  • FSC: 1680 — Miscellaneous Aircraft Accessories and Components
  • FSG: 16 — Aircraft Components and Accessories
  • Primary part number: 32-821504-45
  • Manufacturer: The Boeing Company Div Defense
General Description

The Seat,aircraft Ejection, cataloged under National Stock Number 1680-00-421-1960, is classified within Federal Supply Class 1680 (Miscellaneous Aircraft Accessories and Components) of the Aircraft Components and Accessories group. The manufacturer of record is The Boeing Company Div Defense. Government technical data includes 8 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN1680-00-421-1960
Primary Part Number32-821504-45
Item NameSeat,aircraft Ejection
FSC / FSG1680 / 16 — Miscellaneous Aircraft Accessories and Components
ManufacturerThe Boeing Company Div Defense
StatusACTIVE
Parachute for Which DesignedSEAT
SwivelNOT INCLUDED
Ejection DirectionDOWNWARD
Personal Equipment AccommodationSURVIVAL KIT
ArmrestINCLUDED
Ejection Control LocationARM REST
AdjustabilityADJUSTABLE
Adjustment TypeHORIZONTAL
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL G — Ammunition & Explosives
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeF
Cross-Reference Index
Part NumberManufacturer
MBEU38950-1 Martin-Baker Aircraft Company Limited (GBR)
32-821504-45 PRIMARY The Boeing Company Div Defense (USA)
No interchangeability data on file.
Other items in FSC 1680 — Miscellaneous Aircraft Accessories and Components
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
1680-00-001-1736
DUCT ASSEMBLY,BRANCHED
1680-00-003-3721
1680-00-003-3721 · Item name not on file
1680-00-009-3782
PISTON,EJECTOR,INNER
1680-00-009-6180
1680-00-009-6180 · Item name not on file
1680-00-475-0002
TIP,RUBBER CONTROL
1680-00-696-6170
ADAPTER,SCREW END A
1680-00-867-7158
COVER,GEARCASE
1680-00-885-0923
KNOB ASSY,LANDING G

Frequently Asked Questions

What is NSN 1680-00-421-1960?

NSN 1680-00-421-1960 is a Seat,aircraft Ejection, manufactured by The Boeing Company Div Defense, classified under FSC 1680, Miscellaneous Aircraft Accessories and Components. Status: active.

What part numbers are listed for NSN 1680-00-421-1960?

NSN 1680-00-421-1960 has 2 manufacturer part numbers on file: MBEU38950-1 (Martin-Baker Aircraft Company Limited), 32-821504-45 (The Boeing Company Div Defense).

What are the specifications of 32-821504-45?

Key specifications for 32-821504-45: Parachute for Which Designed: SEAT; Swivel: NOT INCLUDED; Ejection Direction: DOWNWARD; Personal Equipment Accommodation: SURVIVAL KIT. 8 specifications are documented in the U.S. Government catalog.

Is NSN 1680-00-421-1960 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.

What is the DEMIL code for NSN 1680-00-421-1960?

NSN 1680-00-421-1960 has DEMIL Code G. Demilitarization may be required before disposal or transfer to non-military entities.

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.
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