NSN 1620-01-603-0858 — this item is cataloged by the U.S. Government under National Stock Number 1620-01-603-0858. Manufacturer of record part number: 2392-2325-501.
The Arm Assembly,torque,landing Gear, cataloged under National Stock Number 1620-01-603-0858, is classified within Federal Supply Class 1620 (Aircraft Landing Gear Components) of the Aircraft Components and Accessories group. The manufacturer of record is Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp. 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 1620-01-603-0858?
NSN 1620-01-603-0858 is a Arm Assembly,torque,landing Gear, manufactured by Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp, classified under FSC 1620, Aircraft Landing Gear Components. Status: active.
What part numbers are listed for NSN 1620-01-603-0858?
NSN 1620-01-603-0858 has 1 manufacturer part number on file: 2392-2325-501 (Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp).
What are the specifications of 2392-2325-501?
Key specifications for 2392-2325-501: Special Features: UPPER -TORQUE ARM; Part Name Assigned by Controlling Agency: TORQUE ARM; End Item Identification: S-92 HELICOPTER. 0 specifications are documented in the U.S. Government catalog.
Is NSN 1620-01-603-0858 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 1620-01-603-0858?
NSN 1620-01-603-0858 has DEMIL Code B. 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.