Disk, Valve4820-01-528-3261

NSN 4820-01-528-3261 · NIIN 015283261 · Part number LHD0304 NO.3 4IN

William E Williams Valve Corp · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 79342

Government record, cited

NSN 4820-01-528-3261 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-528-3261. Manufacturer of record part number: LHD0304 NO.3 4IN.

Also searched as 4820-01-528-3261 · 4820015283261 · NIIN 015283261 · 01-528-3261 · FSC 4820 Valves, Nonpowered · CAGE 79342 · LHD0304 NO.3 4IN

Nearby stock numbers ← 4820-01-528-3151 Valve, Fire Check · 4820-01-528-3280 Stem, Fluid Valve →

4820-01-528-3261 — Valves, Nonpowered

Features

Disk,valve — FSC 4820
Material: STEEL CORROSION RESISTING
1 manufacturer part number on file
Manufacturer of record: William E Williams Valve Corp

Identification

NSN: 4820-01-528-3261
NIIN: 015283261
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: LHD0304 NO.3 4IN
Manufacturer: William E Williams Valve Corp

General Description

The Disk,valve, cataloged under National Stock Number 4820-01-528-3261, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is William E Williams 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	4820-01-528-3261
Primary Part Number	LHD0304 NO.3 4IN
Item Name	Disk,valve
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	William E Williams Valve Corp
Status	ACTIVE
Material	STEEL CORROSION RESISTING

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
LHD0304 NO.3 4IN PRIMARY	William E Williams 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 4820-01-528-3261?

NSN 4820-01-528-3261 is a Disk,valve, manufactured by William E Williams Valve Corp, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-528-3261?

NSN 4820-01-528-3261 has 1 manufacturer part number on file: LHD0304 NO.3 4IN (William E Williams Valve Corp).

What are the specifications of LHD0304 NO.3 4IN?

Key specifications for LHD0304 NO.3 4IN: Part Name Assigned by Controlling Agency: DISC; End Item Identification: 4820-01-528-3139 4" GATE VALVE; Material: STEEL CORROSION RESISTING. 1 specification is documented in the U.S. Government catalog.

Is NSN 4820-01-528-3261 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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