Valve, Expansion4820-00-701-5941

NSN 4820-00-701-5941 · NIIN 007015941

FSC 4820 — Valves, Nonpowered · FSG 48 — Valves

Government record, cited

Also searched as 4820-00-701-5941 · 4820007015941 · NIIN 007015941 · 00-701-5941 · FSC 4820 Valves, Nonpowered

Nearby stock numbers ← 4820-00-701-5439 · 4820-00-701-6343 →

4820-00-701-5941 — Valves, Nonpowered

Features

Valve,expansion — FSC 4820
Flow Control Device: NEEDLE
Valve Equalizer Location: INTERNAL
Body Style: STRAIGHT THRU
Bulb Length: 3.000 INCHES NOMINAL IN
Bulb Diameter: 0.500 INCHES NOMINAL IN
Valve Pressure Limiting Device Range: 10.0 TO 55.0 GUIDE PINS
End Connection Quantity: 2

Identification

NSN: 4820-00-701-5941
NIIN: 007015941
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves

General Description

The Valve,expansion, cataloged under National Stock Number 4820-00-701-5941, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. Government technical data includes 14 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	4820-00-701-5941
Item Name	Valve,expansion
FSC / FSG	4820 / 48 — Valves, Nonpowered
Status	ACTIVE
Flow Control Device	NEEDLE
Valve Equalizer Location	INTERNAL
Body Style	STRAIGHT THRU
Bulb Length	3.000 INCHES NOMINAL IN
Bulb Diameter	0.500 INCHES NOMINAL IN
Valve Pressure Limiting Device Range	10.0 TO 55.0 GUIDE PINS
End Connection Quantity	2
Capillary Tube Length	60.000 INCHES NOMINAL IN
First End Connection Type	THREADED EXTERNAL TUBE
Material	COPPER ALLOY BODY
Material	STEEL SEAT
Material	STEEL FLOW CONTROL DEVICE
Media for Which Designed	REFRIGERANT 12
Valve Pressure Limiting Device	INCLUDED

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	No hazard code in the DLA record (HMIC N)
Criticality Code	X

Cross-Reference Index

No manufacturer part numbers on file in the U.S. Government catalog.

Reference documents

Reference	Meaning
209F50816	3/9 Design control — primary reference U.S. Government activity

No interchangeability data on file.

Other items in FSC 4820 — Valves, Nonpowered

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

4820-00-000-0097

4820-00-000-0097 · Item name not on file

4820-00-001-0010

VALVE,ROTARY,SELECTOR

4820-00-001-0020

4820-00-001-0020 · Item name not on file

4820-00-001-0021

4820-00-001-0021 · Item name not on file

4820-00-001-0032

4820-00-001-0032 · Item name not on file

4820-00-001-0037

VALVE,SAFETY RELIEF

4820-00-001-0042

4820-00-001-0042 · Item name not on file

4820-00-001-1230

4820-00-001-1230 · Item name not on file

Frequently Asked Questions

What is NSN 4820-00-701-5941?

NSN 4820-00-701-5941 is a Valve,expansion, classified under FSC 4820, Valves, Nonpowered. Status: active.

What are the specifications of 4820-00-701-5941?

Key specifications for 4820-00-701-5941: Flow Control Device: NEEDLE; Valve Equalizer Location: INTERNAL; Body Style: STRAIGHT THRU; Bulb Length: 3.000 INCHES NOMINAL IN. 14 specifications are documented in the U.S. Government catalog.

Is NSN 4820-00-701-5941 hazardous material?

No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

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.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.

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