Valve, Expansion4820-01-517-4041

NSN 4820-01-517-4041 · NIIN 015174041 · Part number 901V215-1

Enviro Systems Inc · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 0B9E8

Government record, cited

NSN 4820-01-517-4041 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-517-4041. Manufacturer of record part number: 901V215-1.

Also searched as 4820-01-517-4041 · 4820015174041 · NIIN 015174041 · 01-517-4041 · FSC 4820 Valves, Nonpowered · CAGE 0B9E8 · 901V215-1

Nearby stock numbers ← 4820-01-517-3861 Valve, Safety Relief · 4820-01-517-4081 Bypass Valve Assy →

4820-01-517-4041 — Valves, Nonpowered

Features

Valve,expansion — FSC 4820
1 manufacturer part number on file
Manufacturer of record: Enviro Systems Inc

Identification

NSN: 4820-01-517-4041
NIIN: 015174041
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 901V215-1
Manufacturer: Enviro Systems Inc

General Description

The Valve,expansion, cataloged under National Stock Number 4820-01-517-4041, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Enviro Systems Inc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Catalog Facts

Item Name	Valve,expansion
FSC / FSG	4820 — Valves, Nonpowered (FSG 48)
Manufacturers	Enviro Systems Inc (CAGE 0B9E8)

Technical Specifications

Parameter	Value
NSN	4820-01-517-4041
Primary Part Number	901V215-1
Item Name	Valve,expansion
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Enviro Systems 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)
Criticality Code	X

Cross-Reference Index

Part Number	Manufacturer
901V215-1 PRIMARY	Enviro Systems Inc (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 4820-01-517-4041?

NSN 4820-01-517-4041 is a Valve,expansion, manufactured by Enviro Systems Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-517-4041?

NSN 4820-01-517-4041 has 1 manufacturer part number on file: 901V215-1 (Enviro Systems Inc).

Is NSN 4820-01-517-4041 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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