The Valve,expansion, cataloged under National Stock Number 4820-01-439-7386, 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 23 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 | 4820-01-439-7386 |
| Primary Part Number | FFE1/4C |
| Item Name | Valve,expansion |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Parker-Hannifin Corp Div Sporlan Division |
| Status | ACTIVE |
| First End Thread Series Designator | UNIFIED NATIONAL JOINT (UNJ) |
| Valve Equalizer Location | EXTERNAL |
| First End Thread Direction | RIGHT-HAND |
| Second End Nominal Thread Size | 0.750 INCHES IN |
| Second End Relationship with First End | NOT IDENTICAL |
| Second End Thread Class | 3A A |
| Body Style | ANGLE GIVE "ADQM" OR "ADQN" IF FLANGED ONE OR TWO ENDS |
| First End Thread Class | 3A A |
| First End Style Designator | FLARED |
| Mounting Method | CLAMP BULB |
| Refrigeration Capacity in Btu Per Hour | 3.0 |
| Second End Thread Series Designator | UNIFIED NATIONAL JOINT (UNJ) |
| End Connection Quantity | 2 |
| Second End Thread Direction | RIGHT-HAND |
| Capillary Tube Length | 30.000 INCHES NOMINAL IN |
| Second End Style Designator | FLARED |
| First End Connection Type | THREADED EXTERNAL BOSS |
| Material | COPPER ALLOY BODY |
| Material | COPPER ALLOY SEAT |
| Valve Expansion Control Type | THERMOSTATIC |
| Valve Pressure Limiting Device | NOT INCLUDED |
| Second End Connection Type | THREADED EXTERNAL BOSS |
| First End Nominal Thread Size | 0.437 INCHES 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 |
|---|---|
| FFE1/4C PRIMARY | Parker-Hannifin Corp Div Sporlan Division (USA) |
NSN 4820-01-439-7386 is a Valve,expansion, manufactured by Parker-Hannifin Corp Div Sporlan Division, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-439-7386 has 1 manufacturer part number on file: FFE1/4C (Parker-Hannifin Corp Div Sporlan Division).
Key specifications for FFE1/4C: First End Thread Series Designator: UNIFIED NATIONAL JOINT (UNJ); Valve Equalizer Location: EXTERNAL; First End Thread Direction: RIGHT-HAND; Second End Nominal Thread Size: 0.750 INCHES IN. 23 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.