FSC: 1650 — Aircraft Hydraulic, Vacuum, and De-icing System Components
FSG: 16 — Aircraft Components and Accessories
General Description
The Piston,hydraulic Accumulator, cataloged under National Stock Number 1650-00-228-4932, is classified within Federal Supply Class 1650 (Aircraft Hydraulic, Vacuum, and De-icing System Components) of the Aircraft Components and Accessories group. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
1650-00-228-4932
Item Name
Piston,hydraulic Accumulator
FSC / FSG
1650 / 16 — Aircraft Hydraulic, Vacuum, and De-icing System Components
Status
ACTIVE
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
⇄Related Items4
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
2520-00-229-9958CL308SPEC37789POSSIBLE MATCH
CLUTCH ASSEMBLY
Possible match (shared part number)Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic
4820-00-772-2503POSSIBLE MATCH
VALVE,CHECK
Possible match (shared part number)
5998-00-935-2490POSSIBLE MATCH
CIRCUIT CARD ASSEMBLY
Possible match (shared part number)
5330-01-694-185125148POSSIBLE MATCH
SEAL,PLAIN
Possible match (shared part number)Tulsa Winch, Inc.
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
25148
3/2Design control — primary reference
U.S. Government activity
Related Parts
2520-00-229-9958POSSIBLE MATCH
CLUTCH ASSEMBLY
CL308SPEC37789
4820-00-772-2503POSSIBLE MATCH
VALVE,CHECK
5998-00-935-2490POSSIBLE MATCH
CIRCUIT CARD ASSEMBLY
5330-01-694-1851POSSIBLE MATCH
SEAL,PLAIN
25148
Frequently Asked Questions
What is NSN 1650-00-228-4932?
NSN 1650-00-228-4932 is a Piston,hydraulic Accumulator, classified under FSC 1650, Aircraft Hydraulic, Vacuum, and De-icing System Components. Status: active.
What NSN replaces 1650-00-228-4932?
4 possible matches (shared part number, not a government interchangeability claim): 2520-00-229-9958, 4820-00-772-2503, 5998-00-935-2490. Verify interchangeability with system specifications before substitution.
What are the specifications of 1650-00-228-4932?
Key specifications for 1650-00-228-4932: Special Features: CRES,PASSIVATED. 0 specifications are documented in the U.S. Government catalog.
Is NSN 1650-00-228-4932 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.