Diaphragm, Valve, Flat4820-00-773-7064

NSN 4820-00-773-7064 · NIIN 007737064 · Part number 31M28

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

Government record, cited

NSN 4820-00-773-7064 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-773-7064. Manufacturer of record part number: 31M28.

Also searched as 4820-00-773-7064 · 4820007737064 · NIIN 007737064 · 00-773-7064 · FSC 4820 Valves, Nonpowered · CAGE 21013 · 31M28

Nearby stock numbers ← 4820-00-773-7059 Parts Kit, Pressure Regulating VA · 4820-00-773-7110 →

4820-00-773-7064 — Valves, Nonpowered

Features

Diaphragm,valve,flat — FSC 4820
Material: RUBBER SYNTHETIC
1 manufacturer part number on file
Manufacturer of record: Metrex Valve Corp. Dba Metrex Valve Corp

Identification

NSN: 4820-00-773-7064
NIIN: 007737064
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 31M28
Manufacturer: Metrex Valve Corp. Dba Metrex Valve Corp

General Description

The Diaphragm,valve,flat, cataloged under National Stock Number 4820-00-773-7064, 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. Government technical data includes 1 specification, 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. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	4820-00-773-7064
Primary Part Number	31M28
Item Name	Diaphragm,valve,flat
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Metrex Valve Corp. Dba Metrex Valve Corp
Status	ACTIVE
Material	RUBBER SYNTHETIC

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
31M28 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 4820-00-773-7064?

NSN 4820-00-773-7064 is a Diaphragm,valve,flat, manufactured by Metrex Valve Corp. Dba Metrex Valve Corp, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-00-773-7064?

NSN 4820-00-773-7064 has 1 manufacturer part number on file: 31M28 (Metrex Valve Corp. Dba Metrex Valve Corp).

What are the specifications of 31M28?

Key specifications for 31M28: Material: RUBBER SYNTHETIC. 1 specification is documented in the U.S. Government catalog.

Is NSN 4820-00-773-7064 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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