PartsTable TECHNICAL DATA SHEET

NSN 4820-01-596-4129Government record, cited

Valve, Regulating, Fluid Pressure4820-01-596-4129

NSN 4820-01-596-4129 · NIIN 015964129 · Part number D228-1041-6

Mission Systems Orchard Park Inc · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 04577

Government record, cited

NSN 4820-01-596-4129 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-596-4129. Manufacturer of record part number: D228-1041-6.

Also searched as 4820-01-596-4129 · 4820015964129 · NIIN 015964129 · 01-596-4129 · FSC 4820 Valves, Nonpowered · CAGE 04577 · D228-1041-6

Nearby stock numbers ← 4820-01-596-4082 Valve, Vent · 4820-01-596-4222 Valve, Pneumatic Inflator →

4820-01-596-4129 — Valves, Nonpowered

Features

Valve,regulating,fluid Pressure — FSC 4820
1 manufacturer part number on file
Manufacturer of record: Mission Systems Orchard Park Inc

Identification

NSN: 4820-01-596-4129
NIIN: 015964129
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: D228-1041-6
Manufacturer: Mission Systems Orchard Park Inc

General Description

The Valve,regulating,fluid Pressure, cataloged under National Stock Number 4820-01-596-4129, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Mission Systems Orchard Park 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,regulating,fluid Pressure
FSC / FSG	4820 — Valves, Nonpowered (FSG 48)
Manufacturers	Mission Systems Orchard Park Inc (CAGE 04577)

Technical Specifications

Parameter	Value
NSN	4820-01-596-4129
Primary Part Number	D228-1041-6
Item Name	Valve,regulating,fluid Pressure
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Mission Systems Orchard Park Inc
Status	ACTIVE

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL Q — CCL Item — Commerce Control List
Hazard	No hazard code in the DLA record (HMIC N)

Cross-Reference Index

Part Number	Manufacturer
D228-1041-6 PRIMARY	Mission Systems Orchard Park 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 4820-01-596-4129?

NSN 4820-01-596-4129 is a Valve,regulating,fluid Pressure, manufactured by Mission Systems Orchard Park Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-596-4129?

NSN 4820-01-596-4129 has 1 manufacturer part number on file: D228-1041-6 (Mission Systems Orchard Park Inc).

Is NSN 4820-01-596-4129 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.

What is the DEMIL code for NSN 4820-01-596-4129?

NSN 4820-01-596-4129 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.

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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