The Valve,check, cataloged under National Stock Number 4820-00-752-9048, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Eaton Aerospace Llc. 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-00-752-9048 |
| Primary Part Number | C02BGP(S)-20E |
| Item Name | Valve,check |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Eaton Aerospace Llc |
| Status | ACTIVE |
| Flow Control Device | DISK |
| Nominal Pipe Size Accommodated | 1.250 INCHES ALL ENDS IN |
| Connection Style | SOCKET WITH BRAZING RING (PIPE) ALL ENDS |
| Mounting Position | HORIZONTAL |
| Connection Type | UNTHREADED INTERNAL PIPE ALL ENDS |
| Style Designator | ANGLE |
| Operating Pressure | 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Maximum Operating Temp | 150.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Disk Loading Method | SPRING |
| Media for Which Designed | HYDRAULIC FLUID, MINERAL BASE SINGLE RESPONSE |
| Material | STEEL CORROSION RESISTING OVERALL |
| 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 |
|---|---|
| C02BGP(S)-20E PRIMARY | Eaton Aerospace Llc (USA) |
| Reference | Meaning |
|---|---|
| C02BGPS20ETYPE1 | 5/9 Secondary reference Eaton Corporation Dba Eaton Inoac Div Eaton |
| C0BGPS20E | 5/9 Secondary reference Eaton Corporation Dba Eaton Inoac Div Eaton |
| C02BGP(S)-20E | 5/9 Secondary reference Eaton Corporation Dba Eaton Inoac Div Eaton |
NSN 4820-00-752-9048 is a Valve,check, manufactured by Eaton Aerospace Llc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-00-752-9048 has 1 manufacturer part number on file: C02BGP(S)-20E (Eaton Aerospace Llc).
Key specifications for C02BGP(S)-20E: Flow Control Device: DISK; Nominal Pipe Size Accommodated: 1.250 INCHES ALL ENDS IN; Connection Style: SOCKET WITH BRAZING RING (PIPE) ALL ENDS; Mounting Position: HORIZONTAL. 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.