Valve, Flow Control4820-01-630-5281

NSN 4820-01-630-5281 · NIIN 016305281 · Part number MFV-18-303-V

Beswick Engineering Co Inc · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 30634

Government record, cited

NSN 4820-01-630-5281 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-630-5281. Manufacturer of record part number: MFV-18-303-V.

Also searched as 4820-01-630-5281 · 4820016305281 · NIIN 016305281 · 01-630-5281 · FSC 4820 Valves, Nonpowered · CAGE 30634 · MFV-18-303-V

Nearby stock numbers ← 4820-01-630-5022 Valve, Check · 4820-01-630-5482 Cover Forging →

4820-01-630-5281 — Valves, Nonpowered

Features

Valve,flow Control — FSC 4820
Nominal Pipe Size Accommodated: 0.125 INCHES IN
Connection Type: THREADED EXTERNAL PIPE
End Connection Quantity: 1
Nominal Thread Size: 0.125 INCHES IN
Body Material: STEEL COMP 303
Bolt Hole Quantity: 0
Pressure Class: ERR-060

Identification

NSN: 4820-01-630-5281
NIIN: 016305281
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: MFV-18-303-V
Manufacturer: Beswick Engineering Co Inc

General Description

The Valve,flow Control, cataloged under National Stock Number 4820-01-630-5281, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Beswick Engineering Co Inc. Government technical data includes 10 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	4820-01-630-5281
Primary Part Number	MFV-18-303-V
Item Name	Valve,flow Control
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Beswick Engineering Co Inc
Status	ACTIVE
Nominal Pipe Size Accommodated	0.125 INCHES IN
Connection Type	THREADED EXTERNAL PIPE
End Connection Quantity	1
Nominal Thread Size	0.125 INCHES IN
Body Material	STEEL COMP 303
Bolt Hole Quantity	0
Pressure Class	ERR-060
Thread Quantity Per Inch	27NPT
Thread Series Designator	NPT
Valve Operation Method	AUTOMATIC

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
MFV-18-303-V PRIMARY	Beswick Engineering Co 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 4820-01-630-5281?

NSN 4820-01-630-5281 is a Valve,flow Control, manufactured by Beswick Engineering Co Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-630-5281?

NSN 4820-01-630-5281 has 1 manufacturer part number on file: MFV-18-303-V (Beswick Engineering Co Inc).

What are the specifications of MFV-18-303-V?

Key specifications for MFV-18-303-V: Nominal Pipe Size Accommodated: 0.125 INCHES IN; Connection Type: THREADED EXTERNAL PIPE; End Connection Quantity: 1; Nominal Thread Size: 0.125 INCHES IN. 10 specifications are documented in the U.S. Government catalog.

Is NSN 4820-01-630-5281 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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