The Valve,expansion, cataloged under National Stock Number 4820-01-136-1972, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Wilshire Corp. Government technical data includes 18 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 | 4820-01-136-1972 |
| Primary Part Number | 09263 |
| Item Name | Valve,expansion |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Wilshire Corp |
| Status | ACTIVE |
| Flow Control Device | BALL |
| Valve Equalizer Location | INTERNAL |
| Temp Rating | 40.0 FAHRENHEIT DEGF |
| Second End Relationship with First End | NOT IDENTICAL |
| Body Style | ANGLE GIVE "ADQM" OR "ADQN" IF FLANGED ONE OR TWO ENDS |
| First End Style Designator | PLAIN |
| Refrigeration Capacity in Btu Per Hour | 12.0 |
| End Connection Quantity | 2 |
| Second End Style Designator | GROOVED |
| First End Connection Type | UNTHREADED EXTERNAL TUBE |
| First End Outside Diameter Tube Accommodated | 0.375 INCHES NOMINAL IN |
| Material | COPPER ALLOY BODY |
| Material | STEEL CORROSION RESISTING FLOW CONTROL DEVICE |
| Material | STEEL CORROSION RESISTING SEAT |
| Valve Expansion Control Type | PRESSURE |
| Valve Pressure Limiting Device | NOT INCLUDED |
| Second End Connection Type | UNTHREADED EXTERNAL TUBE |
| Second End Outside Diameter Tube Accommodated | 0.250 INCHES NOMINAL IN |
| 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 |
|---|---|
| 09263 PRIMARY | Wilshire Corp (USA) |
NSN 4820-01-136-1972 is a Valve,expansion, manufactured by Wilshire Corp, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-136-1972 has 1 manufacturer part number on file: 09263 (Wilshire Corp).
Key specifications for 09263: Flow Control Device: BALL; Valve Equalizer Location: INTERNAL; Temp Rating: 40.0 FAHRENHEIT DEGF; Second End Relationship with First End: NOT IDENTICAL. 18 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.