Piston, Valve4820-01-379-6166

NSN 4820-01-379-6166 · NIIN 013796166

FSC 4820 — Valves, Nonpowered · FSG 48 — Valves

Government record, cited

Also searched as 4820-01-379-6166 · 4820013796166 · NIIN 013796166 · 01-379-6166 · FSC 4820 Valves, Nonpowered · 620-80-4-01501-10 · 1000HP ITEM 24

Nearby stock numbers ← 4820-01-379-6163 Stem, Fluid Valve · 4820-01-379-6167 Body, Valve →

4820-01-379-6166 — Valves, Nonpowered

Features

Piston,valve — FSC 4820
Valve Type for Which Designed: PRESSURE REDUCING
Valve Model Number for Which Designed: 1000HP
Valve Size for Which Designed: 1.500 INCHES IN
Valve Design Control Activity: 88078
Material: COPPER ALLOY

Identification

NSN: 4820-01-379-6166
NIIN: 013796166
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves

General Description

The Piston,valve, cataloged under National Stock Number 4820-01-379-6166, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. Government technical data includes 5 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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	4820-01-379-6166
Item Name	Piston,valve
FSC / FSG	4820 / 48 — Valves, Nonpowered
Status	ACTIVE
Valve Type for Which Designed	PRESSURE REDUCING
Valve Model Number for Which Designed	1000HP
Valve Size for Which Designed	1.500 INCHES IN
Valve Design Control Activity	88078
Material	COPPER ALLOY

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
620-80-4-01501-10	3/2 Design control — primary reference U.S. Government activity
1000HP ITEM 24	5/9 Secondary 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 4820-01-379-6166?

NSN 4820-01-379-6166 is a Piston,valve, classified under FSC 4820, Valves, Nonpowered. Status: active.

What are the specifications of 4820-01-379-6166?

Key specifications for 4820-01-379-6166: Valve Type for Which Designed: PRESSURE REDUCING; Valve Model Number for Which Designed: 1000HP; Valve Size for Which Designed: 1.500 INCHES IN; Valve Design Control Activity: 88078. 5 specifications are documented in the U.S. Government catalog.

Is NSN 4820-01-379-6166 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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