The Valve,check, cataloged under National Stock Number 4820-01-466-9230, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Sun Hydraulics Corporation. Government technical data includes 8 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-466-9230 |
| Primary Part Number | CXDA-XCN |
| Item Name | Valve,check |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Sun Hydraulics Corporation |
| Status | ACTIVE |
| Connection Style | SWIVEL NUT, INVERTED FLARE (TUBE) FIRST END |
| Nominal Length | 2.130 INCHES ALL ENDS IN |
| Mounting Position | HORIZONTAL |
| Connection Type | THREADED CARTRIDGE FIRST END |
| Style Designator | ANGLE |
| Operating Pressure | 33.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Nominal Width | 0.980 INCHES FIRST END IN |
| Material | ALUMINUM BODY |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| W084822405 | Wartsila France SAS (FRA) |
| 182718724 | Leonardo S.p.a. - Electronics Division - Defence Business Area (ITA) |
| CXDA-XCN PRIMARY | Sun Hydraulics Corporation (USA) |
| Reference | Meaning |
|---|---|
| YMD-6625 | D/9 Drawing number reference only Appleton Marine Inc |
NSN 4820-01-466-9230 is a Valve,check, manufactured by Sun Hydraulics Corporation, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-466-9230 has 3 manufacturer part numbers on file: W084822405 (Wartsila France SAS), 182718724 (Leonardo S.p.a. - Electronics Division - Defence Business Area), CXDA-XCN (Sun Hydraulics Corporation).
2 possible matches (shared part number, not a government interchangeability claim): 4820-01-466-9233, 4820-01-466-9234. Verify interchangeability with system specifications before substitution.
Key specifications for CXDA-XCN: Connection Style: SWIVEL NUT, INVERTED FLARE (TUBE) FIRST END; Nominal Length: 2.130 INCHES ALL ENDS IN; Mounting Position: HORIZONTAL; Connection Type: THREADED CARTRIDGE FIRST END. 8 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
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.