Valve, Expansion 4820-01-439-2316 NSN 4820-01-439-2316 · NIIN 014392316 · Part number RWEV27
Cospolich Inc. · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 66682
NSN 4820-01-439-2316 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-439-2316. Manufacturer of record part number: RWEV27 .
Also searched as
4820-01-439-2316 ·
4820014392316 ·
NIIN 014392316 ·
01-439-2316 ·
FSC 4820 Valves, Nonpowered · CAGE 66682 · RWEV27 · FS 1/4 C
Nearby stock numbers
← 4820-01-439-2315 Valve, Expansion
·
4820-01-439-2374 Parts Kit, Pressure Regulating Valve →
4820-01-439-2316 — Valves, Nonpowered
Features
Valve,expansion — FSC 4820 2 manufacturer part numbers on file Manufacturer of record: Cospolich Inc.
Identification
NSN: 4820-01-439-2316
NIIN: 014392316
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: RWEV27
Manufacturer: Cospolich Inc.
General Description
The Valve,expansion, cataloged under National Stock Number 4820-01-439-2316, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Cospolich Inc.. 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 4820-01-439-2316 Primary Part Number RWEV27 Item Name Valve,expansion FSC / FSG 4820 / 48 — Valves, Nonpowered Manufacturer Cospolich Inc. 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
FS 1/4 C Parker-Hannifin Corp Div Sporlan Division (USA)
RWEV27 PRIMARY Cospolich Inc. (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 4820-01-439-2316?
NSN 4820-01-439-2316 is a Valve,expansion, manufactured by Cospolich Inc., classified under FSC 4820, Valves, Nonpowered. Status: active.
What part numbers are listed for NSN 4820-01-439-2316?
NSN 4820-01-439-2316 has 2 manufacturer part numbers on file: FS 1/4 C (Parker-Hannifin Corp Div Sporlan Division), RWEV27 (Cospolich Inc.).
What are the specifications of RWEV27?
Key specifications for RWEV27: End Item Identification: IWO JIMA CLASS LPH. 0 specifications are documented in the U.S. Government catalog.
Is NSN 4820-01-439-2316 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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