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NSN 4810-01-220-7638Government record, cited

Valve, Regulating, Fluid Pressure4810-01-220-7638

NSN 4810-01-220-7638 · NIIN 012207638 · Part number MJ627

Assembly & Test Worldwide, Inc. · FSC 4810 — Valves, Powered · FSG 48 — Valves · CAGE 31147

Government record, cited

NSN 4810-01-220-7638 — this item is cataloged by the U.S. Government under National Stock Number 4810-01-220-7638. Manufacturer of record part number: MJ627.

Also searched as 4810-01-220-7638 · 4810012207638 · NIIN 012207638 · 01-220-7638 · FSC 4810 Valves, Powered · CAGE 31147 · MJ627 · MJ627/1

Nearby stock numbers ← 4810-01-220-7415 Valve, Globe · 4810-01-220-7677 Valve, Solenoid →

4810-01-220-7638 — Valves, Powered

Features

Valve,regulating,fluid Pressure — FSC 4810
Flow Control Device: DISK
Second End Relationship with First End: IDENTICAL
Body Style: STRAIGHT THRU
End Connection Quantity: 2
1 manufacturer part number on file
Manufacturer of record: Assembly & Test Worldwide, Inc.

Identification

NSN: 4810-01-220-7638
NIIN: 012207638
FSC: 4810 — Valves, Powered
FSG: 48 — Valves
Primary part number: MJ627
Manufacturer: Assembly & Test Worldwide, Inc.

General Description

The Valve,regulating,fluid Pressure, cataloged under National Stock Number 4810-01-220-7638, is classified within Federal Supply Class 4810 (Valves, Powered) of the Valves group. The manufacturer of record is Assembly & Test Worldwide, Inc.. Government technical data includes 4 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	4810-01-220-7638
Primary Part Number	MJ627
Item Name	Valve,regulating,fluid Pressure
FSC / FSG	4810 / 48 — Valves, Powered
Manufacturer	Assembly & Test Worldwide, Inc.
Status	ACTIVE
Flow Control Device	DISK
Second End Relationship with First End	IDENTICAL
Body Style	STRAIGHT THRU
End Connection Quantity	2

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
MJ627 PRIMARY	Assembly & Test Worldwide, Inc. (USA)

Reference documents

Reference	Meaning
MJ627/1	C/1 Advisory reference — outside the item-of-supply concept Assembly & Test Worldwide, Inc.

No interchangeability data on file.

Other items in FSC 4810 — Valves, Powered

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

4810-00-001-1247

4810-00-001-1247 · Item name not on file

4810-00-001-4499

VALVE,SOLENOID

4810-00-001-4531

4810-00-001-4531 · Item name not on file

4810-00-001-4532

4810-00-001-4532 · Item name not on file

4810-00-001-4554

4810-00-001-4554 · Item name not on file

4810-00-001-4555

4810-00-001-4555 · Item name not on file

4810-00-001-4556

4810-00-001-4556 · Item name not on file

4810-00-001-4611

4810-00-001-4611 · Item name not on file

Frequently Asked Questions

What is NSN 4810-01-220-7638?

NSN 4810-01-220-7638 is a Valve,regulating,fluid Pressure, manufactured by Assembly & Test Worldwide, Inc., classified under FSC 4810, Valves, Powered. Status: active.

What part numbers are listed for NSN 4810-01-220-7638?

NSN 4810-01-220-7638 has 1 manufacturer part number on file: MJ627 (Assembly & Test Worldwide, Inc.).

What are the specifications of MJ627?

Key specifications for MJ627: Flow Control Device: DISK; Second End Relationship with First End: IDENTICAL; Body Style: STRAIGHT THRU; End Connection Quantity: 2. 4 specifications are documented in the U.S. Government catalog.

Is NSN 4810-01-220-7638 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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