Seat, Valve4820-01-328-1822

NSN 4820-01-328-1822 · NIIN 013281822 · Part number MV-51F4S ITEM4

Newmans Inc New Jersey Div · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 61661

Government record, cited

NSN 4820-01-328-1822 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-328-1822. Manufacturer of record part number: MV-51F4S ITEM4.

Also searched as 4820-01-328-1822 · 4820013281822 · NIIN 013281822 · 01-328-1822 · FSC 4820 Valves, Nonpowered · CAGE 61661 · MV-51F4S ITEM4 · 51F4S(4)

Nearby stock numbers ← 4820-01-328-1810 Valve, Check · 4820-01-328-1823 Seat, Valve →

4820-01-328-1822 — Valves, Nonpowered

Features

Seat,valve — FSC 4820
Material: STEEL COMP 316 OVERALL
2 manufacturer part numbers on file
Manufacturer of record: Newmans Inc New Jersey Div

Identification

NSN: 4820-01-328-1822
NIIN: 013281822
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: MV-51F4S ITEM4
Manufacturer: Newmans Inc New Jersey Div

General Description

The Seat,valve, cataloged under National Stock Number 4820-01-328-1822, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Newmans Inc New Jersey Div. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	4820-01-328-1822
Primary Part Number	MV-51F4S ITEM4
Item Name	Seat,valve
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Newmans Inc New Jersey Div
Status	ACTIVE
Material	STEEL COMP 316 OVERALL

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
MV-51F4S ITEM4 PRIMARY	Newmans Inc New Jersey Div (USA)
51F4S(4)	Newmans Inc New Jersey Div (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 4820-01-328-1822?

NSN 4820-01-328-1822 is a Seat,valve, manufactured by Newmans Inc New Jersey Div, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-328-1822?

NSN 4820-01-328-1822 has 2 manufacturer part numbers on file: MV-51F4S ITEM4 (Newmans Inc New Jersey Div), 51F4S(4) (Newmans Inc New Jersey Div).

What are the specifications of MV-51F4S ITEM4?

Key specifications for MV-51F4S ITEM4: Material: STEEL COMP 316 OVERALL. 1 specification is documented in the U.S. Government catalog.

Is NSN 4820-01-328-1822 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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