Seat, Valve4820-01-363-3071

NSN 4820-01-363-3071 · NIIN 013633071 · Part number 7996 PIECE 3 2-1/2IN

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

Government record, cited

NSN 4820-01-363-3071 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-363-3071. Manufacturer of record part number: 7996 PIECE 3 2-1/2IN.

Also searched as 4820-01-363-3071 · 4820013633071 · NIIN 013633071 · 01-363-3071 · FSC 4820 Valves, Nonpowered · CAGE 79342 · 7996 PIECE 3 2-1/2IN

Nearby stock numbers ← 4820-01-363-3047 Cock, Drain · 4820-01-363-3076 →

4820-01-363-3071 — Valves, Nonpowered

Features

Seat,valve — FSC 4820
Material: COPPER ALLOY SEAT
Seating Surface Shape: ANGULAR
1 manufacturer part number on file
Manufacturer of record: William E Williams Valve Corp

Identification

NSN: 4820-01-363-3071
NIIN: 013633071
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 7996 PIECE 3 2-1/2IN
Manufacturer: William E Williams Valve Corp

General Description

The Seat,valve, cataloged under National Stock Number 4820-01-363-3071, 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 2 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	4820-01-363-3071
Primary Part Number	7996 PIECE 3 2-1/2IN
Item Name	Seat,valve
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	William E Williams Valve Corp
Status	ACTIVE
Material	COPPER ALLOY SEAT
Seating Surface Shape	ANGULAR

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
7996 PIECE 3 2-1/2IN 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 4820-01-363-3071?

NSN 4820-01-363-3071 is a Seat,valve, manufactured by William E Williams Valve Corp, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-363-3071?

NSN 4820-01-363-3071 has 1 manufacturer part number on file: 7996 PIECE 3 2-1/2IN (William E Williams Valve Corp).

What are the specifications of 7996 PIECE 3 2-1/2IN?

Key specifications for 7996 PIECE 3 2-1/2IN: Special Features: FOR 2.500 IN. GATE VALVE IN; Material: COPPER ALLOY SEAT; Seating Surface Shape: ANGULAR. 2 specifications are documented in the U.S. Government catalog.

Is NSN 4820-01-363-3071 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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