NSN 1650-01-666-2981 · NIIN 016662981 · Part number 25UN213A
Textron Aviation Inc · FSC 1650 — Aircraft Hydraulic, Vacuum, and De-icing System Components · FSG 16 — Aircraft Components and Accessories · CAGE 7EK50
Government record, cited
NSN 1650-01-666-2981 — this item is cataloged by the U.S. Government under National Stock Number 1650-01-666-2981. Manufacturer of record part number: 25UN213A.
Also searched as1650-01-666-2981 ·
1650016662981 ·
NIIN 016662981 ·
01-666-2981 ·
FSC 1650 Aircraft Hydraulic, Vacuum, and De-icing System Components · CAGE 7EK50 · 25UN213A
Nearby stock numbers← 1650-01-666-2715 Bucket, Assembly
·
1650-01-666-4482 Power Unit, Ram Air, Emergency →
Features
Cap,valve — FSC 1650
1 manufacturer part number on file
Manufacturer of record: Textron Aviation Inc
Identification
NSN: 1650-01-666-2981
NIIN: 016662981
FSC: 1650 — Aircraft Hydraulic, Vacuum, and De-icing System Components
FSG: 16 — Aircraft Components and Accessories
Primary part number: 25UN213A
Manufacturer: Textron Aviation Inc
General Description
The Cap,valve, cataloged under National Stock Number 1650-01-666-2981, is classified within Federal Supply Class 1650 (Aircraft Hydraulic, Vacuum, and De-icing System Components) of the Aircraft Components and Accessories group. The manufacturer of record is Textron Aviation Inc. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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
1650-01-666-2981
Primary Part Number
25UN213A
Item Name
Cap,valve
FSC / FSG
1650 / 16 — Aircraft Hydraulic, Vacuum, and De-icing System Components
Other items in FSC 1650 — Aircraft Hydraulic, Vacuum, and De-icing System Components
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
1650-00-011-0886
1650-00-011-0886 · Item name not on file
1650-00-013-3761
SLIDE,SELECTOR
1650-00-059-7742
PARTS KIT,SEAL REPLACEMENT,MECHA
1650-00-101-7836
CLIP,RETURN PLATE
1650-00-138-2779
FILTERING DISK,FLUID
1650-00-162-3907
PARTS KIT,LINEAR ACTUATING CYLIN
1650-00-594-3500
DISK,VALVE
1650-00-658-8056
PARTS KIT,VALVE
Frequently Asked Questions
What is NSN 1650-01-666-2981?
NSN 1650-01-666-2981 is a Cap,valve, manufactured by Textron Aviation Inc, classified under FSC 1650, Aircraft Hydraulic, Vacuum, and De-icing System Components. Status: active.
What part numbers are listed for NSN 1650-01-666-2981?
NSN 1650-01-666-2981 has 1 manufacturer part number on file: 25UN213A (Textron Aviation Inc).
What are the specifications of 25UN213A?
Key specifications for 25UN213A: Special Features: FOR HAWKER 800XP/850XP, SPARES REPLACEMENT FOR 25UN213; Part Name Assigned by Controlling Agency: PLUG ASSY-PIVOT. 0 specifications are documented in the U.S. Government catalog.
Is NSN 1650-01-666-2981 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.