The Valve,check, cataloged under National Stock Number 4820-01-652-2224, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Fortune Mfg Co Ltd. Government technical data includes 12 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-652-2224 |
| Primary Part Number | 875-SW-005-R-08-N2-AA |
| Item Name | Valve,check |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Fortune Mfg Co Ltd |
| Status | ACTIVE |
| Flow Control Device | DISK |
| Nominal Pipe Size Accommodated | 0.50 INCHES ALL ENDS IN |
| Connection Style | SOCKET (PIPE) ALL ENDS |
| Connection Type | UNTHREADED INTERNAL PIPE ALL ENDS |
| Style Designator | STRAIGHT THRU |
| Material Document and Classification | ASTM A105N ASSN STD SINGLE MATERIAL RESPONSE BODY |
| Material Document and Classification | ASTM A743 CA40 ASSN STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE |
| Valve Size | 0.50 INCHES IN |
| Face to Face Distance | 3.62 INCHES IN |
| Material | STEEL BODY |
| Material | STEEL CORROSION RESISTING FLOW CONTROL DEVICE |
| Valve Operation Method | AUTOMATIC |
| 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 |
|---|---|
| 875-SW-005-R-08-N2-AA PRIMARY | Fortune Mfg Co Ltd |
NSN 4820-01-652-2224 is a Valve,check, manufactured by Fortune Mfg Co Ltd, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-652-2224 has 1 manufacturer part number on file: 875-SW-005-R-08-N2-AA (Fortune Mfg Co Ltd).
Key specifications for 875-SW-005-R-08-N2-AA: Flow Control Device: DISK; Nominal Pipe Size Accommodated: 0.50 INCHES ALL ENDS IN; Connection Style: SOCKET (PIPE) ALL ENDS; Connection Type: UNTHREADED INTERNAL PIPE ALL ENDS. 12 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.