Valve, Regulating, Fluid Pressure4820-01-156-8284

NSN 4820-01-156-8284 · NIIN 011568284

FSC 4820 — Valves, Nonpowered · FSG 48 — Valves

Government record, cited

Also searched as 4820-01-156-8284 · 4820011568284 · NIIN 011568284 · 01-156-8284 · FSC 4820 Valves, Nonpowered · N-522 X N-530 2 · 50M-2-91757F

Nearby stock numbers ← 4820-01-156-8279 Seat, Valve · 4820-01-156-8285 →

4820-01-156-8284 — Valves, Nonpowered

Features

Valve,regulating,fluid Pressure — FSC 4820
Flow Control Device: DISK
Second End Relationship with First End: IDENTICAL
Remote Actuation Method: DIAPHRAGM
Body Style: STRAIGHT THRU
Regulation Type: AUTOMATIC DOUBLE STAGE
End Connection Quantity: 2
Valve Loading Method: SPRING

Identification

NSN: 4820-01-156-8284
NIIN: 011568284
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves

General Description

The Valve,regulating,fluid Pressure, cataloged under National Stock Number 4820-01-156-8284, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. Government technical data includes 10 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	4820-01-156-8284
Item Name	Valve,regulating,fluid Pressure
FSC / FSG	4820 / 48 — Valves, Nonpowered
Status	ACTIVE
Flow Control Device	DISK
Second End Relationship with First End	IDENTICAL
Remote Actuation Method	DIAPHRAGM
Body Style	STRAIGHT THRU
Regulation Type	AUTOMATIC DOUBLE STAGE
End Connection Quantity	2
Valve Loading Method	SPRING
Material	COPPER ALLOY BODY
Media for Which Designed	PETROLEUM BASE FLUID OR WATER, FRESH
Filter	NOT INCLUDED

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

No manufacturer part numbers on file in the U.S. Government catalog.

Reference documents

Reference	Meaning
N-522 X N-530 2	C/1 Advisory reference — outside the item-of-supply concept Leslie Controls, Inc. Dba Leslie Controls Inc
50M-2-91757F	3/2 Design control — primary reference U.S. Government activity

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 4820-01-156-8284?

NSN 4820-01-156-8284 is a Valve,regulating,fluid Pressure, classified under FSC 4820, Valves, Nonpowered. Status: active.

What are the specifications of 4820-01-156-8284?

Key specifications for 4820-01-156-8284: Flow Control Device: DISK; Second End Relationship with First End: IDENTICAL; Remote Actuation Method: DIAPHRAGM; Body Style: STRAIGHT THRU. 10 specifications are documented in the U.S. Government catalog.

Is NSN 4820-01-156-8284 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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