PartsTable TECHNICAL DATA SHEET

NSN 4820-01-210-7166Government record, cited

Parts Kit, Pressure Regulating VA4820-01-210-7166

NSN 4820-01-210-7166 · NIIN 012107166 · Part number 256034-A1

Industrial Service and Supply, Inc · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 0Z007

Government record, cited

NSN 4820-01-210-7166 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-210-7166. Manufacturer of record part number: 256034-A1.

Also searched as 4820-01-210-7166 · 4820012107166 · NIIN 012107166 · 01-210-7166 · FSC 4820 Valves, Nonpowered · CAGE 0Z007 · 256034-A1

Nearby stock numbers ← 4820-01-210-7025 Disk, Valve · 4820-01-210-7175 Valve, Vacuum Regulating →

4820-01-210-7166 — Valves, Nonpowered

Features

Parts Kit,pressure Regulating VA — FSC 4820
1 manufacturer part number on file
Manufacturer of record: Industrial Service and Supply, Inc

Identification

NSN: 4820-01-210-7166
NIIN: 012107166
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 256034-A1
Manufacturer: Industrial Service and Supply, Inc

General Description

The Parts Kit,pressure Regulating VA, cataloged under National Stock Number 4820-01-210-7166, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Industrial Service and Supply, Inc. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.

Catalog Facts

Item Name	Parts Kit,pressure Regulating VA
FSC / FSG	4820 — Valves, Nonpowered (FSG 48)
Manufacturers	Industrial Service and Supply, Inc (CAGE 0Z007)

Technical Specifications

Parameter	Value
NSN	4820-01-210-7166
Primary Part Number	256034-A1
Item Name	Parts Kit,pressure Regulating VA
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Industrial Service and Supply, Inc
Status	ACTIVE

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	No hazard code in the DLA record (HMIC N)

Cross-Reference Index

Part Number	Manufacturer
256034-A1 PRIMARY	Industrial Service and Supply, Inc (USA)

Reference documents

Reference	Meaning
256034-A1	5/9 Secondary reference Elsag Bailey 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 4820-01-210-7166?

NSN 4820-01-210-7166 is a Parts Kit,pressure Regulating VA, manufactured by Industrial Service and Supply, Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-210-7166?

NSN 4820-01-210-7166 has 1 manufacturer part number on file: 256034-A1 (Industrial Service and Supply, Inc).

Is NSN 4820-01-210-7166 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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