The Drag Link,landing Gear, cataloged under National Stock Number 1620-01-522-0543, is classified within Federal Supply Class 1620 (Aircraft Landing Gear Components) of the Aircraft Components and Accessories group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
1620-01-522-0543
Item Name
Drag Link,landing Gear
FSC / FSG
1620 / 16 — Aircraft Landing Gear Components
Status
ACTIVE
Aircraft for Which Designed
B757
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
No hazard code in the DLA record (HMIC N)
Criticality Code
X
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
161N2301-7
3/2Design control — primary reference
U.S. Government activity
No interchangeability data on file.
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 1620-01-522-0543?
NSN 1620-01-522-0543 is a Drag Link,landing Gear, classified under FSC 1620, Aircraft Landing Gear Components. Status: active.
What are the specifications of 1620-01-522-0543?
Key specifications for 1620-01-522-0543: Special Features: REACTION LINK ASSEMBLY, MAIN LANDING GEAR; Aircraft for Which Designed: B757. 1 specification is documented in the U.S. Government catalog.
Is NSN 1620-01-522-0543 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.