NSN 1680-01-644-4532 · NIIN 016444532 · Part number USEPAR 01-21
Dla Aviation Engineering Div Department of Defense · FSC 1680 — Miscellaneous Aircraft Accessories and Components · FSG 16 — Aircraft Components and Accessories · CAGE 13873
Government record, cited
NSN 1680-01-644-4532 — this item is cataloged by the U.S. Government under National Stock Number 1680-01-644-4532. Manufacturer of record part number: USEPAR 01-21.
Also searched as1680-01-644-4532 ·
1680016444532 ·
NIIN 016444532 ·
01-644-4532 ·
FSC 1680 Miscellaneous Aircraft Accessories and Components · CAGE 13873 · USEPAR 01-21
Manufacturer of record: Dla Aviation Engineering Div Department of Defense
Identification
NSN: 1680-01-644-4532
NIIN: 016444532
FSC: 1680 — Miscellaneous Aircraft Accessories and Components
FSG: 16 — Aircraft Components and Accessories
Primary part number: USEPAR 01-21
Manufacturer: Dla Aviation Engineering Div Department of Defense
General Description
The Kit,hardware, cataloged under National Stock Number 1680-01-644-4532, is classified within Federal Supply Class 1680 (Miscellaneous Aircraft Accessories and Components) of the Aircraft Components and Accessories group. The manufacturer of record is Dla Aviation Engineering Div Department of Defense. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
1680-01-644-4532
Primary Part Number
USEPAR 01-21
Item Name
Kit,hardware
FSC / FSG
1680 / 16 — Miscellaneous Aircraft Accessories and Components
Manufacturer
Dla Aviation Engineering Div Department of Defense
Dla Aviation Engineering Div Department of 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.
1680-00-000-0144
CUSHION,SEAT BACK,AIRCRAFT
1680-00-001-1401
1680-00-001-1401 · Item name not on file
1680-00-001-1402
1680-00-001-1402 · Item name not on file
1680-00-001-1403
1680-00-001-1403 · Item name not on file
1680-00-001-1404
COVER,INERTIA REEL
1680-00-001-1730
SHIELD,THERMAL RADI
1680-00-001-1731
LEVER,REMOTE CONTROL
1680-00-001-1736
DUCT ASSEMBLY,BRANCHED
Frequently Asked Questions
What is NSN 1680-01-644-4532?
NSN 1680-01-644-4532 is a Kit,hardware, manufactured by Dla Aviation Engineering Div Department of Defense, classified under FSC 1680, Miscellaneous Aircraft Accessories and Components. Status: active.
What part numbers are listed for NSN 1680-01-644-4532?
NSN 1680-01-644-4532 has 1 manufacturer part number on file: USEPAR 01-21 (Dla Aviation Engineering Div Department of Defense).
What are the specifications of USEPAR 01-21?
Key specifications for USEPAR 01-21: Special Features: HARDWARE KIT, PILONT/COPILOT UPPER EJECT SEAT, B-52 UPPER EJECTION SEAT POSITION HARDWARE KITS TASK 1B2B5; End Item Identification: B-52 AIRCRAFT. 0 specifications are documented in the U.S. Government catalog.
Is NSN 1680-01-644-4532 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 1680-01-644-4532?
NSN 1680-01-644-4532 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.