PartsTable TECHNICAL DATA SHEET

NSN 4820-01-678-2322Government record, cited

Valve Assembly4820-01-678-2322

NSN 4820-01-678-2322 · NIIN 016782322 · Part number 369A8013-503

Md Helicopters Inc · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 1KVX4

Government record, cited

NSN 4820-01-678-2322 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-678-2322. Manufacturer of record part number: 369A8013-503.

Also searched as 4820-01-678-2322 · 4820016782322 · NIIN 016782322 · 01-678-2322 · FSC 4820 Valves, Nonpowered · CAGE 1KVX4 · 369A8013-503 · 369A8013-505 · 369A8013-501 · 369A8013-505

Nearby stock numbers ← 4820-01-678-2272 Disk, Valve · 4820-01-678-2376 Valve, Gate →

4820-01-678-2322 — Valves, Nonpowered

Features

Valve Assembly — FSC 4820
6 manufacturer part numbers on file
Manufacturer of record: Md Helicopters Inc

Identification

NSN: 4820-01-678-2322
NIIN: 016782322
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 369A8013-503
Manufacturer: Md Helicopters Inc

General Description

The Valve Assembly, cataloged under National Stock Number 4820-01-678-2322, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Md Helicopters Inc. The record lists 6 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Catalog Facts

Item Name	Valve Assembly
FSC / FSG	4820 — Valves, Nonpowered (FSG 48)
Manufacturers	Md Helicopters Inc (CAGE 1KVX4); The Boeing Company (CAGE 8V613)

Technical Specifications

Parameter	Value
NSN	4820-01-678-2322
Primary Part Number	369A8013-503
Item Name	Valve Assembly
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Md Helicopters 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)
Criticality Code	X

Cross-Reference Index

Part Number	Manufacturer
369A8013-505	Md Helicopters Inc (USA)
369A8013-501	Md Helicopters Inc (USA)
369A8013-503 PRIMARY	Md Helicopters Inc (USA)
369A8013-503	The Boeing Company (USA)
369A8013-505	The Boeing Company (USA)
369A8013-501	The Boeing Company (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 4820-01-678-2322?

NSN 4820-01-678-2322 is a Valve Assembly, manufactured by Md Helicopters Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-678-2322?

NSN 4820-01-678-2322 has 6 manufacturer part numbers on file: 369A8013-505 (Md Helicopters Inc), 369A8013-501 (Md Helicopters Inc), 369A8013-503 (Md Helicopters Inc), 369A8013-503 (The Boeing Company), 369A8013-505 (The Boeing Company) and 1 more.

Is NSN 4820-01-678-2322 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 4820-01-678-2322?

NSN 4820-01-678-2322 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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