The Valve,calibrated Flow, cataloged under National Stock Number 4820-01-273-4736, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Automatic Switch Company Dba Asco. 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-273-4736 |
| Primary Part Number | V0224 |
| Item Name | Valve,calibrated Flow |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Automatic Switch Company Dba Asco |
| Status | ACTIVE |
| Flow Control Device | DISK |
| First End Thread Direction | RIGHT-HAND |
| Second End Relationship with First End | IDENTICAL |
| Body Style | STRAIGHT THRU |
| First End Style Designator | PLAIN |
| End Connection Quantity | 2 |
| First End Connection Type | THREADED INTERNAL PIPE |
| Material | COPPER ALLOY BODY |
| Material | COPPER ALLOY STEM |
| Material | PLASTIC ALKYD AND PLASTIC MELAMINE FLOW CONTROL DEVICE |
| Media for Which Designed | AIR OR WATER, OIL OR GAS |
| Thread Size and Series/type Designator | 0.750-14 NPT FIRST END |
| 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 |
|---|---|
| V0224 PRIMARY | Automatic Switch Company Dba Asco (USA) |
| HVA-170-995 PRIMARY | Automatic Switch Company Dba Asco (USA) |
NSN 4820-01-273-4736 is a Valve,calibrated Flow, manufactured by Automatic Switch Company Dba Asco, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-273-4736 has 2 manufacturer part numbers on file: V0224 (Automatic Switch Company Dba Asco), HVA-170-995 (Automatic Switch Company Dba Asco).
Key specifications for V0224: Flow Control Device: DISK; First End Thread Direction: RIGHT-HAND; Second End Relationship with First End: IDENTICAL; Body Style: STRAIGHT THRU. 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.