Valve, Regulating, System Pressure4820-01-576-7803

NSN 4820-01-576-7803 · NIIN 015767803 · Part number MDFPMF-3120FL-3W-TB

Metrex Valve Corp. Dba Metrex Valve Corp · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 21013

Government record, cited

NSN 4820-01-576-7803 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-576-7803. Manufacturer of record part number: MDFPMF-3120FL-3W-TB.

Also searched as 4820-01-576-7803 · 4820015767803 · NIIN 015767803 · 01-576-7803 · FSC 4820 Valves, Nonpowered · CAGE 21013 · MDFPMF-3120FL-3W-TB

Nearby stock numbers ← 4820-01-576-7737 Valve, Globe · 4820-01-576-7949 Valve, Safety Relief →

4820-01-576-7803 — Valves, Nonpowered

Features

Valve,regulating,system Pressure — FSC 4820
1 manufacturer part number on file
Manufacturer of record: Metrex Valve Corp. Dba Metrex Valve Corp

Identification

NSN: 4820-01-576-7803
NIIN: 015767803
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: MDFPMF-3120FL-3W-TB
Manufacturer: Metrex Valve Corp. Dba Metrex Valve Corp

General Description

The Valve,regulating,system Pressure, cataloged under National Stock Number 4820-01-576-7803, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Metrex Valve Corp. Dba Metrex Valve Corp. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	4820-01-576-7803
Primary Part Number	MDFPMF-3120FL-3W-TB
Item Name	Valve,regulating,system Pressure
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Metrex Valve Corp. Dba Metrex Valve Corp
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
MDFPMF-3120FL-3W-TB PRIMARY	Metrex Valve Corp. Dba Metrex Valve Corp (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 4820-01-576-7803?

NSN 4820-01-576-7803 is a Valve,regulating,system Pressure, manufactured by Metrex Valve Corp. Dba Metrex Valve Corp, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-576-7803?

NSN 4820-01-576-7803 has 1 manufacturer part number on file: MDFPMF-3120FL-3W-TB (Metrex Valve Corp. Dba Metrex Valve Corp).

What are the specifications of MDFPMF-3120FL-3W-TB?

Key specifications for MDFPMF-3120FL-3W-TB: Special Features: 3 WAY PILOT OPERATED,3" 150 LB ANSI FLAT FACE FLANGE CONNECTIONS, .25 SAE MALE FLARE REFRIGERANT CONNECTION, 150 PSI SEAWATER DESIGN WORKING PRESURE LBS; End Item Identification: 130 TON WATER CHILLING PLANT, P/N 477-17721-000. 0 specifications are documented in the U.S. Government catalog.

Is NSN 4820-01-576-7803 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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