PartsTable TECHNICAL DATA SHEET

NSN 4820-01-059-3528Government record, cited

Valve, Linear, Directional Control4820-01-059-3528

NSN 4820-01-059-3528 · NIIN 010593528 · Part number 7911G4Y

Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 28968

Government record, cited

NSN 4820-01-059-3528 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-059-3528. Manufacturer of record part number: 7911G4Y.

Also searched as 4820-01-059-3528 · 4820010593528 · NIIN 010593528 · 01-059-3528 · FSC 4820 Valves, Nonpowered · CAGE 28968 · 7911G4Y · 7811G4Y · C9242-1

Nearby stock numbers ← 4820-01-059-3527 Valve, Safety Relief · 4820-01-059-3529 Parts Kit, Valve →

4820-01-059-3528 — Valves, Nonpowered

Features

Valve,linear,directional Control — FSC 4820
1 manufacturer part number on file
Manufacturer of record: Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok

Identification

NSN: 4820-01-059-3528
NIIN: 010593528
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 7911G4Y
Manufacturer: Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok

General Description

The Valve,linear,directional Control, cataloged under National Stock Number 4820-01-059-3528, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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	4820-01-059-3528
Primary Part Number	7911G4Y
Item Name	Valve,linear,directional Control
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok
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
7911G4Y PRIMARY	Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok (USA)

Reference documents

Reference	Meaning
7811G4Y	5/9 Secondary reference Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok
C9242-1	7/2 Vendor item drawing 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 4820-01-059-3528?

NSN 4820-01-059-3528 is a Valve,linear,directional Control, manufactured by Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-059-3528?

NSN 4820-01-059-3528 has 1 manufacturer part number on file: 7911G4Y (Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok).

What are the specifications of 7911G4Y?

Key specifications for 7911G4Y: Special Features: BODY CRES TYPE 316,SEAT POLYTETRAFLUOROETHYLENE,HANDLE AND HUB PLASTIC AND ALUMINUM; OPERATING MEDIA AIR; 3.940 IN. L IN. 0 specifications are documented in the U.S. Government catalog.

Is NSN 4820-01-059-3528 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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