The Valve,expansion, cataloged under National Stock Number 4820-00-927-3922, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Parker-Hannifin Corp Div Sporlan Division. Government technical data includes 29 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 | 4820-00-927-3922 |
| Primary Part Number | GF1-4C1-4X1-2 |
| Item Name | Valve,expansion |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Parker-Hannifin Corp Div Sporlan Division |
| Status | ACTIVE |
| Flow Control Device | CONE, BOTTOM GUIDED |
| Valve Equalizer Location | INTERNAL |
| Second End Seat Angle in Deg | 45.0 |
| First End Thread Direction | RIGHT-HAND |
| Temp Rating | 40.0 FAHRENHEIT DEGF |
| Second End Relationship with First End | NOT IDENTICAL |
| Second End Thread Class | 2A A |
| Body Style | STRAIGHT THRU |
| First End Seat Angle in Deg | 45.0 |
| First End Thread Class | 2A A |
| First End Style Designator | FLARED |
| Bulb Length | 3.500 INCHES NOMINAL IN |
| Bulb Diameter | 0.500 INCHES NOMINAL IN |
| Mounting Method | CLAMP BULB |
| Refrigeration Capacity in Btu Per Hour | 3.0 |
| End Connection Quantity | 2 |
| Second End Thread Direction | RIGHT-HAND |
| Capillary Tube Length | 60.000 INCHES NOMINAL IN |
| Second End Style Designator | FLARED |
| First End Connection Type | THREADED EXTERNAL TUBE |
| Valve Evaporator Temp Range Designation | HIGH |
| Bulb Media Type | REFRIGERANT 12 |
| First End Outside Diameter Tube Accommodated | 0.500 INCHES NOMINAL IN |
| Material | COPPER ALLOY BODY |
| Material | STEEL CORROSION RESISTING FLOW CONTROL DEVICE |
| Material | NICKEL ALLOY SEAT |
| Valve Expansion Control Type | THERMOSTATIC |
| Media for Which Designed | REFRIGERANT 12 |
| Valve Pressure Limiting Device | NOT INCLUDED |
| 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 |
|---|---|
| GF1-4C1-4X1-2 PRIMARY | Parker-Hannifin Corp Div Sporlan Division (USA) |
| LTC5559 PRIMARY | Low Temp Industries, Inc. Dba Low Temp Industries Inc (USA) |
NSN 4820-00-927-3922 is a Valve,expansion, manufactured by Parker-Hannifin Corp Div Sporlan Division, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-00-927-3922 has 2 manufacturer part numbers on file: GF1-4C1-4X1-2 (Parker-Hannifin Corp Div Sporlan Division), LTC5559 (Low Temp Industries, Inc. Dba Low Temp Industries Inc).
Key specifications for GF1-4C1-4X1-2: Flow Control Device: CONE, BOTTOM GUIDED; Valve Equalizer Location: INTERNAL; Second End Seat Angle in Deg: 45.0; First End Thread Direction: RIGHT-HAND. 29 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.