NSN 1620-01-198-1971 · NIIN 011981971 · Part number L3400398-022
The Boeing Company Div Legacy Am&m · FSC 1620 — Aircraft Landing Gear Components · FSG 16 — Aircraft Components and Accessories · CAGE 43999
Government record, cited
NSN 1620-01-198-1971 — this item is cataloged by the U.S. Government under National Stock Number 1620-01-198-1971. Manufacturer of record part number: L3400398-022.
Manufacturer of record: The Boeing Company Div Legacy Am&m
Identification
NSN: 1620-01-198-1971
NIIN: 011981971
FSC: 1620 — Aircraft Landing Gear Components
FSG: 16 — Aircraft Components and Accessories
Primary part number: L3400398-022
Manufacturer: The Boeing Company Div Legacy Am&m
General Description
The Support,switch Target, cataloged under National Stock Number 1620-01-198-1971, is classified within Federal Supply Class 1620 (Aircraft Landing Gear Components) of the Aircraft Components and Accessories group. The manufacturer of record is The Boeing Company Div Legacy Am&m. Government technical data includes 1 specification, 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.
Other items in FSC 1620 — Aircraft Landing Gear Components
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
1620-00-491-0877
STRIKER,MICRO SWITCH
1620-00-491-0877
STRIKER,MICRO SWITCH
1620-00-699-0282
PISTON,CRANK AND LI
1620-00-718-6770
PISTON,FLOATING
1620-00-718-6770
PISTON,FLOATING
1620-00-736-1020
ROD,LATCH,SHORTENIN
1620-00-736-1020
ROD,LATCH,SHORTENIN
1620-00-756-9181
FITTING,STACK,TUBE
Frequently Asked Questions
What is NSN 1620-01-198-1971?
NSN 1620-01-198-1971 is a Support,switch Target, manufactured by The Boeing Company Div Legacy Am&m, classified under FSC 1620, Aircraft Landing Gear Components. Status: active.
What part numbers are listed for NSN 1620-01-198-1971?
NSN 1620-01-198-1971 has 1 manufacturer part number on file: L3400398-022 (The Boeing Company Div Legacy Am&m).
What are the specifications of L3400398-022?
Key specifications for L3400398-022: FSC Application Data: NOSE LANDING GEAR,DOWNLOCK; End Item Identification: AIRCRAFT B1B. 1 specification is documented in the U.S. Government catalog.
Is NSN 1620-01-198-1971 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 1620-01-198-1971?
NSN 1620-01-198-1971 has DEMIL Code Q. 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.