Valve, Regulating, Fluid Pressure4820-01-673-7591

NSN 4820-01-673-7591 · NIIN 016737591 · Part number R1E02-3123-A-5

Parker Hannifin Corp Hydraulic Valve Div · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 0BLJ7

Government record, cited

NSN 4820-01-673-7591 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-673-7591. Manufacturer of record part number: R1E02-3123-A-5.

Also searched as 4820-01-673-7591 · 4820016737591 · NIIN 016737591 · 01-673-7591 · FSC 4820 Valves, Nonpowered · CAGE 0BLJ7 · R1E02-3123-A-5

Nearby stock numbers ← 4820-01-673-7522 Repair Kit, Valve · 4820-01-673-7611 Valve, Check →

4820-01-673-7591 — Valves, Nonpowered

Features

Valve,regulating,fluid Pressure — FSC 4820
1 manufacturer part number on file
Manufacturer of record: Parker Hannifin Corp Hydraulic Valve Div

Identification

NSN: 4820-01-673-7591
NIIN: 016737591
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: R1E02-3123-A-5
Manufacturer: Parker Hannifin Corp Hydraulic Valve Div

General Description

The Valve,regulating,fluid Pressure, cataloged under National Stock Number 4820-01-673-7591, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Parker Hannifin Corp Hydraulic Valve Div. 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	4820-01-673-7591
Primary Part Number	R1E02-3123-A-5
Item Name	Valve,regulating,fluid Pressure
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Parker Hannifin Corp Hydraulic Valve Div
Status	ACTIVE

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
R1E02-3123-A-5 PRIMARY	Parker Hannifin Corp Hydraulic Valve 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 4820-01-673-7591?

NSN 4820-01-673-7591 is a Valve,regulating,fluid Pressure, manufactured by Parker Hannifin Corp Hydraulic Valve Div, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-673-7591?

NSN 4820-01-673-7591 has 1 manufacturer part number on file: R1E02-3123-A-5 (Parker Hannifin Corp Hydraulic Valve Div).

What are the specifications of R1E02-3123-A-5?

Key specifications for R1E02-3123-A-5: Special Features: BODY SUBPLATE MOUNTING, PRESSURE SETTING RANGE 7..150 BAR, CONNECTIONS 1/4 INCH B.S.P.P, 1/4 INCH NPTF, TYPE OF CONTROL ACORN NUT WITH LEAD SEAL, SERIES R1E02, DESIGN LETTER A ORIGINAL IN; Part Name Assigned by Controlling Agency: REMOTE CONTROL VALVE. 0 specifications are documented in the U.S. Government catalog.

Is NSN 4820-01-673-7591 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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