Valve, Gate4820-01-278-5409

NSN 4820-01-278-5409 · NIIN 012785409 · Part number FIG 421-2 1/2 IN

Red-White Valve Corp. · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 55018

Government record, cited

NSN 4820-01-278-5409 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-278-5409. Manufacturer of record part number: FIG 421-2 1/2 IN.

Also searched as 4820-01-278-5409 · 4820012785409 · NIIN 012785409 · 01-278-5409 · FSC 4820 Valves, Nonpowered · CAGE 55018 · FIG 421-2 1/2 IN

Nearby stock numbers ← 4820-01-278-5408 Valve, Gate · 4820-01-278-5410 →

4820-01-278-5409 — Valves, Nonpowered

Features

Valve,gate — FSC 4820
Inlet Relationship with Outlet: IDENTICAL
Flange Face Design: PLAIN
Stem Type: RISING
Connection Type: FLANGE, ROUND W/HOLES
Valve Size: 2.500 INCHES IN
Bonnet Type: OUTSIDE SCREW-YOKE
Bolt Hole Quantity: 4

Identification

NSN: 4820-01-278-5409
NIIN: 012785409
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: FIG 421-2 1/2 IN
Manufacturer: Red-White Valve Corp.

General Description

The Valve,gate, cataloged under National Stock Number 4820-01-278-5409, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Red-White Valve Corp.. Government technical data includes 15 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	4820-01-278-5409
Primary Part Number	FIG 421-2 1/2 IN
Item Name	Valve,gate
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Red-White Valve Corp.
Status	ACTIVE
Inlet Relationship with Outlet	IDENTICAL
Flange Face Design	PLAIN
Stem Type	RISING
Connection Type	FLANGE, ROUND W/HOLES
Valve Size	2.500 INCHES IN
Bonnet Type	OUTSIDE SCREW-YOKE
Bolt Hole Quantity	4
Flange Diameter	7.000 INCHES IN
Bonnet Attachment Method	BOLTED
Face to Face Distance	7.500 INCHES IN
Material	IRON CAST UNS F12102 DISK
Material	IRON CAST UNS F12102 BODY
Material	COPPER ALLOY 836 SEAT
Material	COPPER ALLOY 377 STEM
Valve Operation Method	MANUAL

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
FIG 421-2 1/2 IN PRIMARY	Red-White 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 4820-01-278-5409?

NSN 4820-01-278-5409 is a Valve,gate, manufactured by Red-White Valve Corp., classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-278-5409?

NSN 4820-01-278-5409 has 1 manufacturer part number on file: FIG 421-2 1/2 IN (Red-White Valve Corp.).

What are the specifications of FIG 421-2 1/2 IN?

Key specifications for FIG 421-2 1/2 IN: Inlet Relationship with Outlet: IDENTICAL; Flange Face Design: PLAIN; Stem Type: RISING; Connection Type: FLANGE, ROUND W/HOLES. 15 specifications are documented in the U.S. Government catalog.

Is NSN 4820-01-278-5409 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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