NSN 4820-01-184-4140 · NIIN 011844140 · Part number S5901-31990580
Emerson Electric Co Alco Controls Div · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 70255
Government record, cited
NSN 4820-01-184-4140 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-184-4140. Manufacturer of record part number: S5901-31990580.
Nearby stock numbers← 4820-01-184-4121
·
4820-01-184-4141 Valve, Pneumatic Tank →
4820-01-184-4140 — Valves, Nonpowered
Features
Valve,expansion — FSC 4820
Temp Rating: 300.0 FAHRENHEIT DEGF
Body Style: ANGLE GIVE "ADQM" OR "ADQN" IF FLANGED ONE OR TWO ENDS
Material: COPPER ALLOY BODY
Media for Which Designed: REFRIGERANT 12
2 manufacturer part numbers on file
Manufacturer of record: Emerson Electric Co Alco Controls Div
Identification
NSN: 4820-01-184-4140
NIIN: 011844140
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: S5901-31990580
Manufacturer: Emerson Electric Co Alco Controls Div
General Description
The Valve,expansion, cataloged under National Stock Number 4820-01-184-4140, 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 4 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.
Technical Specifications
Parameter
Value
NSN
4820-01-184-4140
Primary Part Number
S5901-31990580
Item Name
Valve,expansion
FSC / FSG
4820 / 48 — Valves, Nonpowered
Manufacturer
Emerson Electric Co Alco Controls Div
Status
ACTIVE
Temp Rating
300.0 FAHRENHEIT DEGF
Body Style
ANGLE GIVE "ADQM" OR "ADQN" IF FLANGED ONE OR TWO ENDS
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 4820-01-184-4140?
NSN 4820-01-184-4140 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 4820-01-184-4140?
NSN 4820-01-184-4140 has 2 manufacturer part numbers on file: TCLN100FW55-2C (Emerson Electric Co Alco Controls Div), S5901-31990580 (Emerson Electric Co Alco Controls Div).
What are the specifications of S5901-31990580?
Key specifications for S5901-31990580: Temp Rating: 300.0 FAHRENHEIT DEGF; Body Style: ANGLE GIVE "ADQM" OR "ADQN" IF FLANGED ONE OR TWO ENDS; Material: COPPER ALLOY BODY; Media for Which Designed: REFRIGERANT 12. 4 specifications are documented in the U.S. Government catalog.
Is NSN 4820-01-184-4140 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.