NSN 4820-01-478-7844 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-478-7844. Manufacturer of record part number: RVDT025V-PV.
Also searched as4820-01-478-7844 ·
4820014787844 ·
NIIN 014787844 ·
01-478-7844 ·
FSC 4820 Valves, Nonpowered · CAGE 3CTH6 · RVDT025V-PV
Material: PLASTIC POLYTETRAFLUOROETHYLENE FLOW CONTROL DEVICE
Valve Operation Method: AUTOMATIC
1 manufacturer part number on file
Manufacturer of record: Plast-O-Matic Valves, Incorporated
Identification
NSN: 4820-01-478-7844
NIIN: 014787844
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: RVDT025V-PV
Manufacturer: Plast-O-Matic Valves, Incorporated
General Description
The Valve,safety Relief, cataloged under National Stock Number 4820-01-478-7844, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Plast-O-Matic Valves, Incorporated. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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
4820-01-478-7844
Primary Part Number
RVDT025V-PV
Item Name
Valve,safety Relief
FSC / FSG
4820 / 48 — Valves, Nonpowered
Manufacturer
Plast-O-Matic Valves, Incorporated
Status
ACTIVE
Flow Control Device
DIAPHRAGM
Style Designator
STRAIGHT THRU
Material
PLASTIC BODY
Material
PLASTIC POLYTETRAFLUOROETHYLENE FLOW CONTROL DEVICE
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 4820-01-478-7844?
NSN 4820-01-478-7844 is a Valve,safety Relief, manufactured by Plast-O-Matic Valves, Incorporated, classified under FSC 4820, Valves, Nonpowered. Status: active.
What part numbers are listed for NSN 4820-01-478-7844?
NSN 4820-01-478-7844 has 1 manufacturer part number on file: RVDT025V-PV (Plast-O-Matic Valves, Incorporated).
What are the specifications of RVDT025V-PV?
Key specifications for RVDT025V-PV: Flow Control Device: DIAPHRAGM; Style Designator: STRAIGHT THRU; Material: PLASTIC BODY; Material: PLASTIC POLYTETRAFLUOROETHYLENE FLOW CONTROL DEVICE. 5 specifications are documented in the U.S. Government catalog.
Is NSN 4820-01-478-7844 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.