The Valve,check, cataloged under National Stock Number 4820-01-295-5624, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Bell Boeing Joint Project Office. Government technical data includes 12 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-295-5624 |
| Primary Part Number | CKRA5006205A |
| Item Name | Valve,check |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Bell Boeing Joint Project Office |
| Status | ACTIVE |
| Flow Control Device | POPPET |
| Mounting Position | HORIZONTAL OR VERTICAL |
| Style Designator | STRAIGHT THRU |
| Material Document and Classification | QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE BODY |
| Operating Pressure | 5000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Thread Direction | RIGHT-HAND FIRST END |
| Nominal Thread Size | 0.4375 INCHES FIRST END IN |
| Thread Class | 2B FIRST END |
| Material | STEEL BODY |
| Material | STEEL FLOW CONTROL DEVICE |
| Thread Series Designator | UNEF FIRST END |
| 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 | F |
| Part Number | Manufacturer |
|---|---|
| CKRA5006205A | Lee Company (FRA) |
| CKRA5006205A PRIMARY | Bell Boeing Joint Project Office (USA) |
| Reference | Meaning |
|---|---|
| CKRA5006205A | 5/2 Secondary reference U.S. Government activity |
| CKRA5006005A | 5/9 Secondary reference U.S. Government activity |
NSN 4820-01-295-5624 is a Valve,check, manufactured by Bell Boeing Joint Project Office, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-295-5624 has 2 manufacturer part numbers on file: CKRA5006205A (Lee Company), CKRA5006205A (Bell Boeing Joint Project Office).
Key specifications for CKRA5006205A: Flow Control Device: POPPET; Mounting Position: HORIZONTAL OR VERTICAL; Style Designator: STRAIGHT THRU; Material Document and Classification: QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE BODY. 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.