PartsTable TECHNICAL DATA SHEET

NSN 4820-01-459-4033Government record, cited

Diaphragm, Actuator Valve, Special4820-01-459-4033

NSN 4820-01-459-4033 · NIIN 014594033 · Part number FS667-88/H1

Fisher Controls Co Inc · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 22508

Government record, cited

NSN 4820-01-459-4033 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-459-4033. Manufacturer of record part number: FS667-88/H1.

Also searched as 4820-01-459-4033 · 4820014594033 · NIIN 014594033 · 01-459-4033 · FSC 4820 Valves, Nonpowered · CAGE 22508 · FS667-88/H1 · FS667-88/H1 S/N 12B6508X0A2

Nearby stock numbers ← 4820-01-459-4003 Valve, Relief, Pressure and Temper · 4820-01-459-4040 Disk, Valve →

4820-01-459-4033 — Valves, Nonpowered

Features

Diaphragm,actuator Valve,special — FSC 4820
Media for Which Designed: AIR
Material: STEEL
1 manufacturer part number on file
Manufacturer of record: Fisher Controls Co Inc

Identification

NSN: 4820-01-459-4033
NIIN: 014594033
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: FS667-88/H1
Manufacturer: Fisher Controls Co Inc

General Description

The Diaphragm,actuator Valve,special, cataloged under National Stock Number 4820-01-459-4033, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Fisher Controls Co Inc. Government technical data includes 2 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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	4820-01-459-4033
Primary Part Number	FS667-88/H1
Item Name	Diaphragm,actuator Valve,special
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Fisher Controls Co Inc
Status	ACTIVE
Media for Which Designed	AIR
Material	STEEL

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
FS667-88/H1 PRIMARY	Fisher Controls Co Inc (USA)

Reference documents

Reference	Meaning
FS667-88/H1 S/N 12B6508X0A2	5/9 Secondary reference Fisher Controls Co Inc

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 4820-01-459-4033?

NSN 4820-01-459-4033 is a Diaphragm,actuator Valve,special, manufactured by Fisher Controls Co Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-459-4033?

NSN 4820-01-459-4033 has 1 manufacturer part number on file: FS667-88/H1 (Fisher Controls Co Inc).

What are the specifications of FS667-88/H1?

Key specifications for FS667-88/H1: Special Features: ACTUATOR,HYDRAULIC;CASING MOUNTED HANDWHEEL;SIZE 30 ACTUATOR;TRAVEL 3/4 INCH;AIR TO DIAPH. 14-30 PSIG IN; Media for Which Designed: AIR; End Item Identification: TARAWA CLASS LHA; Material: STEEL. 2 specifications are documented in the U.S. Government catalog.

Is NSN 4820-01-459-4033 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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