NSN 4820-01-508-9227 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-508-9227. Manufacturer of record part number: FS 1/2 C.
Also searched as4820-01-508-9227 ·
4820015089227 ·
NIIN 015089227 ·
01-508-9227 ·
FSC 4820 Valves, Nonpowered · CAGE 78462 · FS 1/2 C · RWEV30
Body Style: ANGLE GIVE "ADQM" OR "ADQN" IF FLANGED ONE OR TWO ENDS
Bulb Length: 3.000 INCHES NOMINAL IN
Bulb Diameter: 0.500 INCHES NOMINAL IN
End Connection Quantity: 2
Material: COPPER ALLOY BODY
Valve Expansion Control Type: THERMOSTATIC
Identification
NSN: 4820-01-508-9227
NIIN: 015089227
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: FS 1/2 C
Manufacturer: Parker-Hannifin Corp Div Sporlan Division
General Description
The Valve,expansion, cataloged under National Stock Number 4820-01-508-9227, 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 8 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
4820-01-508-9227
Primary Part Number
FS 1/2 C
Item Name
Valve,expansion
FSC / FSG
4820 / 48 — Valves, Nonpowered
Manufacturer
Parker-Hannifin Corp Div Sporlan Division
Status
ACTIVE
Flow Control Device
PISTON, SPRING LOADED
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 4820-01-508-9227?
NSN 4820-01-508-9227 is a Valve,expansion, manufactured by Parker-Hannifin Corp Div Sporlan Division, classified under FSC 4820, Valves, Nonpowered. Status: active.
What part numbers are listed for NSN 4820-01-508-9227?
NSN 4820-01-508-9227 has 2 manufacturer part numbers on file: FS 1/2 C (Parker-Hannifin Corp Div Sporlan Division), RWEV30 (Cospolich Inc.).
What are the specifications of FS 1/2 C?
Key specifications for FS 1/2 C: Flow Control Device: PISTON, SPRING LOADED; Body Style: ANGLE GIVE "ADQM" OR "ADQN" IF FLANGED ONE OR TWO ENDS; Bulb Length: 3.000 INCHES NOMINAL IN; Bulb Diameter: 0.500 INCHES NOMINAL IN. 8 specifications are documented in the U.S. Government catalog.
Is NSN 4820-01-508-9227 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.