Valve, Gate4820-01-523-9161

NSN 4820-01-523-9161 · NIIN 015239161 · Part number 233131-2IN

W & O Supply Inc · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 1QP40

Government record, cited

NSN 4820-01-523-9161 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-523-9161. Manufacturer of record part number: 233131-2IN.

Also searched as 4820-01-523-9161 · 4820015239161 · NIIN 015239161 · 01-523-9161 · FSC 4820 Valves, Nonpowered · CAGE 1QP40 · 233131-2IN

Nearby stock numbers ← 4820-01-523-9158 Valve, Regulating, Fluid Pressure · 4820-01-523-9165 Valve, Purge →

4820-01-523-9161 — Valves, Nonpowered

Features

Valve,gate — FSC 4820
Flange Face Design: PLAIN
Connection Type: SOCKET, WELD, PIPE
Valve Size: 2.000 INCHES IN
Bolt Hole Quantity: 4
Flange Diameter: 6.000 INCHES IN
Face to Face Distance: 7.500 INCHES IN
Material: STEEL CORROSION RESISTING BODY

Identification

NSN: 4820-01-523-9161
NIIN: 015239161
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 233131-2IN
Manufacturer: W & O Supply Inc

General Description

The Valve,gate, cataloged under National Stock Number 4820-01-523-9161, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is W & O Supply Inc. Government technical data includes 8 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. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	4820-01-523-9161
Primary Part Number	233131-2IN
Item Name	Valve,gate
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	W & O Supply Inc
Status	ACTIVE
Flange Face Design	PLAIN
Connection Type	SOCKET, WELD, PIPE
Valve Size	2.000 INCHES IN
Bolt Hole Quantity	4
Flange Diameter	6.000 INCHES IN
Face to Face Distance	7.500 INCHES IN
Material	STEEL CORROSION RESISTING BODY
Material	NICKEL ALLOY DISK

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
233131-2IN PRIMARY	W & O Supply 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 4820-01-523-9161?

NSN 4820-01-523-9161 is a Valve,gate, manufactured by W & O Supply Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-523-9161?

NSN 4820-01-523-9161 has 1 manufacturer part number on file: 233131-2IN (W & O Supply Inc).

What are the specifications of 233131-2IN?

Key specifications for 233131-2IN: Flange Face Design: PLAIN; Connection Type: SOCKET, WELD, PIPE; Valve Size: 2.000 INCHES IN; Bolt Hole Quantity: 4. 8 specifications are documented in the U.S. Government catalog.

Is NSN 4820-01-523-9161 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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