The Valve,restrictor Check, cataloged under National Stock Number 4820-00-810-8092, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Clary Corp Dba Clary Corp Div Clary Corporation. Government technical data includes 22 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-00-810-8092 |
| Primary Part Number | 9702755308 |
| Item Name | Valve,restrictor Check |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Clary Corp Dba Clary Corp Div Clary Corporation |
| Status | ACTIVE |
| Flow Control Device | POPPET |
| Renewable Seat Ring Type | PRESSED-IN |
| Connection Style | PLAIN (TUBE) ALL ENDS |
| Mounting Position | HORIZONTAL |
| Connection Type | THREADED EXTERNAL TUBE ALL ENDS |
| Style Designator | STRAIGHT THRU |
| Nominal Outside Diameter Tube Accommodated | 0.500 INCHES ALL ENDS IN |
| Operating Pressure | 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Aperture Diameter | 0.250 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND ALL ENDS |
| Nominal Thread Size | 0.750 INCHES ALL ENDS IN |
| Seat Angle | 90.0 DEGREES ALL ENDS |
| Maximum Operating Temp | 160.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Disk Loading Method | SPRING |
| Media for Which Designed | FUEL/OIL, HYDROCARBON SINGLE RESPONSE |
| Thread Class | 3C ALL ENDS |
| Thread Quantity Per Inch | 16 ALL ENDS |
| Material | STEEL CORROSION RESISTING FLOW CONTROL DEVICE |
| Material | RUBBER PACKING |
| Material | ALUMINUM ALLOY BODY |
| Thread Series Designator | UNF ALL ENDS |
| 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 |
|---|---|
| 9093749 | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| 9702755308 PRIMARY | Clary Corp Dba Clary Corp Div Clary Corporation (USA) |
NSN 4820-00-810-8092 is a Valve,restrictor Check, manufactured by Clary Corp Dba Clary Corp Div Clary Corporation, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-00-810-8092 has 2 manufacturer part numbers on file: 9093749 (U S Army Tank Automotive Command Amsta-Im-Mm), 9702755308 (Clary Corp Dba Clary Corp Div Clary Corporation).
Key specifications for 9702755308: Flow Control Device: POPPET; Renewable Seat Ring Type: PRESSED-IN; Connection Style: PLAIN (TUBE) ALL ENDS; Mounting Position: HORIZONTAL. 22 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.