The Cylinder,hydraulic, cataloged under National Stock Number 4320-00-474-0523, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Catalog Facts
Item Name
Cylinder,hydraulic
FSC / FSG
4320 — Power and Hand Pumps (FSG 43)
Technical Specifications
Parameter
Value
NSN
4320-00-474-0523
Item Name
Cylinder,hydraulic
FSC / FSG
4320 / 43 — Power and Hand Pumps
Status
ACTIVE
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
No hazard code in the DLA record (HMIC N)
⇄Related Items3
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
3020-01-107-27140308617POSSIBLE MATCH
PINION
Possible match (shared part number)Brp Us Inc
4820-01-297-5037POSSIBLE MATCH
VALVE,SAFETY RELIEF
Possible match (shared part number)
2040-01-680-8012308590POSSIBLE MATCH
FRAME SECTION,FALTBOAT
Possible match (shared part number)Hamilton Jet, Inc.
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
308617
3/9Design control — primary reference
Royal Industries Inc Thomsen Div
Related Parts
3020-01-107-2714POSSIBLE MATCH
PINION
0308617
4820-01-297-5037POSSIBLE MATCH
VALVE,SAFETY RELIEF
2040-01-680-8012POSSIBLE MATCH
FRAME SECTION,FALTBOAT
308590
Frequently Asked Questions
What is NSN 4320-00-474-0523?
NSN 4320-00-474-0523 is a Cylinder,hydraulic, classified under FSC 4320, Power and Hand Pumps. Status: active.
What NSN replaces 4320-00-474-0523?
3 possible matches (shared part number, not a government interchangeability claim): 3020-01-107-2714, 4820-01-297-5037, 2040-01-680-8012. Verify interchangeability with system specifications before substitution.
Is NSN 4320-00-474-0523 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.