The Valve,check, cataloged under National Stock Number 4820-01-400-3197, 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 1 specification, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-400-3197 |
| Primary Part Number | CVH05-0500S |
| Item Name | Valve,check |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Delaware Mfg Industries Corp |
| Status | ACTIVE |
| Material | STEEL CORROSION RESISTING 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 |
|---|---|
| PL 8201-011 ITEM 10 | Morgan Crane Co Inc (USA) |
| CVH ASSEMBLY | Morgan Crane Co Inc (USA) |
| CVH05-0500S PRIMARY | Delaware Mfg Industries Corp (USA) |
| DFC-1190-A | Delaware Mfg Industries Corp (USA) |
NSN 4820-01-400-3197 is a Valve,check, manufactured by Delaware Mfg Industries Corp, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-400-3197 has 4 manufacturer part numbers on file: PL 8201-011 ITEM 10 (Morgan Crane Co Inc), CVH ASSEMBLY (Morgan Crane Co Inc), CVH05-0500S (Delaware Mfg Industries Corp), DFC-1190-A (Delaware Mfg Industries Corp).
Key specifications for CVH05-0500S: Special Features: FOR HYDRAULIC POWER UNIT; Material: STEEL CORROSION RESISTING BODY. 1 specification is 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.