NSN 1680-01-521-9673 — this item is cataloged by the U.S. Government under National Stock Number 1680-01-521-9673. Manufacturer of record part number: 20-1476.
Also searched as1680-01-521-9673 ·
1680015219673 ·
NIIN 015219673 ·
01-521-9673 ·
FSC 1680 Miscellaneous Aircraft Accessories and Components · CAGE 03705 · 20-1476 · 9D0324-20
FSC: 1680 — Miscellaneous Aircraft Accessories and Components
FSG: 16 — Aircraft Components and Accessories
Primary part number: 20-1476
Manufacturer: Apex Tool Group, Llc
General Description
The Universal Joint,aircraft, cataloged under National Stock Number 1680-01-521-9673, is classified within Federal Supply Class 1680 (Miscellaneous Aircraft Accessories and Components) of the Aircraft Components and Accessories group. The manufacturer of record is Apex Tool Group, Llc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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
1680-01-521-9673
Primary Part Number
20-1476
Item Name
Universal Joint,aircraft
FSC / FSG
1680 / 16 — Miscellaneous Aircraft Accessories and Components
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 1680-01-521-9673?
NSN 1680-01-521-9673 is a Universal Joint,aircraft, manufactured by Apex Tool Group, Llc, classified under FSC 1680, Miscellaneous Aircraft Accessories and Components. Status: active.
What part numbers are listed for NSN 1680-01-521-9673?
NSN 1680-01-521-9673 has 1 manufacturer part number on file: 20-1476 (Apex Tool Group, Llc).
What are the specifications of 20-1476?
Key specifications for 20-1476: Overall Length: 3.750 INCHES NOMINAL IN; Part Name Assigned by Controlling Agency: JOINT-UNIVERSAL,PLAIN,LIGHT DUTY,SEALED. 0 specifications are documented in the U.S. Government catalog.
Is NSN 1680-01-521-9673 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.