NSN 4820-01-434-5476 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-434-5476. Manufacturer of record part number: CXHA-XCN-ICN.
Manufacturer of record: Sun Hydraulics Corporation
Identification
NSN: 4820-01-434-5476
NIIN: 014345476
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: CXHA-XCN-ICN
Manufacturer: Sun Hydraulics Corporation
General Description
The Valve,check, cataloged under National Stock Number 4820-01-434-5476, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Sun Hydraulics Corporation. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 9 items share a part number with this NSN in the catalog (possible match — not a government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
Valve,check
FSC / FSG
4820 — Valves, Nonpowered (FSG 48)
Manufacturers
Sun Hydraulics Corporation (CAGE 54035)
Technical Specifications
Parameter
Value
NSN
4820-01-434-5476
Primary Part Number
CXHA-XCN-ICN
Item Name
Valve,check
FSC / FSG
4820 / 48 — Valves, Nonpowered
Manufacturer
Sun Hydraulics Corporation
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 Items9
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
3040-01-435-04632068880POSSIBLE MATCH
BREATHER
Possible match (shared part number)Hydac Corp
4420-01-439-5940CB26-34+CB26HPOSSIBLE MATCH
COOLER,FLUID,INDUSTRIAL
Possible match (shared part number)Alfa Laval Inc
4720-01-439-705720MXBW20FJ20RJ935.43INPOSSIBLE MATCH
HOSE ASSEMBLY,NONMETALLIC
Possible match (shared part number)Parker-Hannifin Corporation Dba Industrial Hose Product Division Div Hose Products Division
4720-01-439-887012C-0.42N-12FJ-12RJ9-BW-16.50INPOSSIBLE MATCH
HOSE ASSEMBLY,NONMETALLIC
Possible match (shared part number)Parker-Hannifin Corporation Dba Industrial Hose Product Division Div Hose Products Division
4720-01-440-71118MX-0.85N-10FJ-10FJ-BW-33.50INPOSSIBLE MATCH
HOSE ASSEMBLY,NONMETALLIC
Possible match (shared part number)Parker-Hannifin Corporation Dba Industrial Hose Product Division Div Hose Products Division
4720-01-440-71128MX-0.39N-10FJ-10FJ-BW-13.00INPOSSIBLE MATCH
HOSE ASSEMBLY,NONMETALLIC
Possible match (shared part number)Parker-Hannifin Corporation Dba Industrial Hose Product Division Div Hose Products Division
4720-01-440-911816C-0.54N-6RJ9-20FH9A-BW-21.25INPOSSIBLE MATCH
HOSE ASSEMBLY,NONMETALLIC
Possible match (shared part number)Parker-Hannifin Corporation Dba Industrial Hose Product Division Div Hose Products Division
4720-01-440-911912CE-1.0M-16FJ-12FH9A-BW-39.40INPOSSIBLE MATCH
HOSE ASSEMBLY,NONMETALLIC
Possible match (shared part number)Parker-Hannifin Corporation Dba Industrial Hose Product Division Div Hose Products Division
4720-01-441-33878MX-0.4M-10RJ9-10RJ9-BW-15.75 INPOSSIBLE MATCH
HOSE ASSEMBLY,NONMETALLIC
Possible match (shared part number)Parker-Hannifin Corporation Dba Industrial Hose Product Division Div Hose Products Division
NSN 4820-01-434-5476 is a Valve,check, manufactured by Sun Hydraulics Corporation, classified under FSC 4820, Valves, Nonpowered. Status: active.
What part numbers are listed for NSN 4820-01-434-5476?
NSN 4820-01-434-5476 has 1 manufacturer part number on file: CXHA-XCN-ICN (Sun Hydraulics Corporation).
What NSN replaces 4820-01-434-5476?
9 possible matches (shared part number, not a government interchangeability claim): 3040-01-435-0463, 4420-01-439-5940, 4720-01-439-7057. Verify interchangeability with system specifications before substitution.
Is NSN 4820-01-434-5476 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.