The Valve,check, cataloged under National Stock Number 4820-01-562-1472, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Delaware Mfg Industries Corp. Government technical data includes 11 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-562-1472 |
| Primary Part Number | CVH650750S |
| Item Name | Valve,check |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Delaware Mfg Industries Corp |
| Status | ACTIVE |
| Flow Control Device | POPPET |
| Nominal Pipe Size Accommodated | 0.750 INCHES ALL ENDS IN |
| Connection Style | PLAIN, OPTIONAL END (PIPE) ALL ENDS |
| Nominal Length | 3.810 INCHES ALL ENDS IN |
| Supplementary Features | WEIGHT 1.030 POUNDS LBS |
| Operating Pressure | 10000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Thread Direction | RIGHT-HAND ALL ENDS |
| Material | STEEL BODY |
| Thread Series Designator | NPT ALL ENDS |
| Valve Operation Method | AUTOMATIC |
| Nominal Thickness | 1.380 INCHES ALL ENDS IN |
| 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 |
|---|---|
| CV142162 | Tvs Supply Chain Solutions Limited (GBR) |
| 12725790 | Volvo Construction Equipment Ltd (GBR) |
| CVH650750S PRIMARY | Delaware Mfg Industries Corp (USA) |
NSN 4820-01-562-1472 is a Valve,check, manufactured by Delaware Mfg Industries Corp, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-562-1472 has 3 manufacturer part numbers on file: CV142162 (Tvs Supply Chain Solutions Limited), 12725790 (Volvo Construction Equipment Ltd), CVH650750S (Delaware Mfg Industries Corp).
Key specifications for CVH650750S: Flow Control Device: POPPET; Nominal Pipe Size Accommodated: 0.750 INCHES ALL ENDS IN; Connection Style: PLAIN, OPTIONAL END (PIPE) ALL ENDS; Nominal Length: 3.810 INCHES ALL ENDS IN. 11 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.