Valve, Expansion4820-01-595-0336

NSN 4820-01-595-0336 · NIIN 015950336 · Part number 160 021 03

Emerson Electric Co Alco Controls Div · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 70255

Government record, cited

NSN 4820-01-595-0336 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-595-0336. Manufacturer of record part number: 160 021 03.

Also searched as 4820-01-595-0336 · 4820015950336 · NIIN 015950336 · 01-595-0336 · FSC 4820 Valves, Nonpowered · CAGE 70255 · 160 021 03 · SR3-XN3

Nearby stock numbers ← 4820-01-595-0335 Valve, Globe · 4820-01-595-0337 Valve, Gate →

4820-01-595-0336 — Valves, Nonpowered

Features

Valve,expansion — FSC 4820
2 manufacturer part numbers on file
Manufacturer of record: Emerson Electric Co Alco Controls Div

Identification

NSN: 4820-01-595-0336
NIIN: 015950336
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 160 021 03
Manufacturer: Emerson Electric Co Alco Controls Div

General Description

The Valve,expansion, cataloged under National Stock Number 4820-01-595-0336, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Emerson Electric Co Alco Controls Div. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	4820-01-595-0336
Primary Part Number	160 021 03
Item Name	Valve,expansion
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Emerson Electric Co Alco Controls Div
Status	ACTIVE

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

Part Number	Manufacturer
160 021 03 PRIMARY	Emerson Electric Co Alco Controls Div (USA)
SR3-XN3	Emerson Electric Co Alco Controls Div (USA)

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 4820-01-595-0336?

NSN 4820-01-595-0336 is a Valve,expansion, manufactured by Emerson Electric Co Alco Controls Div, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-595-0336?

NSN 4820-01-595-0336 has 2 manufacturer part numbers on file: 160 021 03 (Emerson Electric Co Alco Controls Div), SR3-XN3 (Emerson Electric Co Alco Controls Div).

What are the specifications of 160 021 03?

Key specifications for 160 021 03: Special Features: GAUGE CONNECTION ON LEFT; END CONNECTIONS ODF 1-1/4-12 UNF X 22MM-7/8 MM; Part Name Assigned by Controlling Agency: TYPE SR3-XN3 REFRIGERATION VALVE. 0 specifications are documented in the U.S. Government catalog.

Is NSN 4820-01-595-0336 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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