Valve, Pressure Reducing4820-01-644-7914

NSN 4820-01-644-7914 · NIIN 016447914 · Part number 5IN MARK 1-TYPE 436

Warren Controls, Inc. · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 03847

Government record, cited

NSN 4820-01-644-7914 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-644-7914. Manufacturer of record part number: 5IN MARK 1-TYPE 436.

Also searched as 4820-01-644-7914 · 4820016447914 · NIIN 016447914 · 01-644-7914 · FSC 4820 Valves, Nonpowered · CAGE 03847 · 5IN MARK 1-TYPE 436

Nearby stock numbers ← 4820-01-644-7911 Guide, Valve Stem · 4820-01-644-7915 Valve, Check →

4820-01-644-7914 — Valves, Nonpowered

Features

Valve,pressure Reducing — FSC 4820
1 manufacturer part number on file
Manufacturer of record: Warren Controls, Inc.

Identification

NSN: 4820-01-644-7914
NIIN: 016447914
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 5IN MARK 1-TYPE 436
Manufacturer: Warren Controls, Inc.

General Description

The Valve,pressure Reducing, cataloged under National Stock Number 4820-01-644-7914, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Warren Controls, Inc.. 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	4820-01-644-7914
Primary Part Number	5IN MARK 1-TYPE 436
Item Name	Valve,pressure Reducing
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Warren Controls, 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
5IN MARK 1-TYPE 436 PRIMARY	Warren Controls, 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 4820-01-644-7914?

NSN 4820-01-644-7914 is a Valve,pressure Reducing, manufactured by Warren Controls, Inc., classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-644-7914?

NSN 4820-01-644-7914 has 1 manufacturer part number on file: 5IN MARK 1-TYPE 436 (Warren Controls, Inc.).

What are the specifications of 5IN MARK 1-TYPE 436?

Key specifications for 5IN MARK 1-TYPE 436: Special Features: INCLUDES ANSI 150 LB FLANGES WITH A 25-60 PSIG SET POINT BASED ON MODEL 30814002; FACE TO FACE IS 16-1/2 INCHES, SIZE 5 INCH IPS; MATERIAL BRONZE BODY,MONEL TRIM, CONNECTION FLANGED BOTH ENDS, 8 BOLT HOLES, 3/4 INCH BOLTS; FLANGE THICKNESS 3/4 INCH; DIAPHRAGM DIAMETER 11-1/2 INCHES; FLANGE DIAMETER 10 INCHES; BOLT CIRCLE 8-1/2 INCHES LBS. 0 specifications are documented in the U.S. Government catalog.

Is NSN 4820-01-644-7914 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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