The Valve,expansion, cataloged under National Stock Number 4820-01-271-2698, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Emerson Electric Co Alco Controls Div. Government technical data includes 7 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 | 4820-01-271-2698 |
| Primary Part Number | TCLN2FW6A 3/8X1/20DF 30FT |
| Item Name | Valve,expansion |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Emerson Electric Co Alco Controls Div |
| Status | ACTIVE |
| Valve Equalizer Location | INTERNAL |
| Temp Rating | 300.0 FAHRENHEIT DEGF |
| Refrigeration Capacity in Btu Per Hour | 24.0 |
| Capillary Tube Length | 360.000 INCHES NOMINAL IN |
| Material | COPPER ALLOY BODY |
| Valve Expansion Control Type | THERMOSTATIC |
| Media for Which Designed | REFRIGERANT 12 |
| 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 |
|---|---|
| TCLN2FW6A 3/8X1/20DF 30FT PRIMARY | Emerson Electric Co Alco Controls Div (USA) |
NSN 4820-01-271-2698 is a Valve,expansion, manufactured by Emerson Electric Co Alco Controls Div, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-271-2698 has 1 manufacturer part number on file: TCLN2FW6A 3/8X1/20DF 30FT (Emerson Electric Co Alco Controls Div).
Key specifications for TCLN2FW6A 3/8X1/20DF 30FT: Valve Equalizer Location: INTERNAL; Temp Rating: 300.0 FAHRENHEIT DEGF; Refrigeration Capacity in Btu Per Hour: 24.0; Capillary Tube Length: 360.000 INCHES NOMINAL IN. 7 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.