Valve, Purge4820-01-643-8863

NSN 4820-01-643-8863 · NIIN 016438863 · Part number H019037-SV

Hdt Expeditionary Systems Inc · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 0WJE1

Government record, cited

NSN 4820-01-643-8863 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-643-8863. Manufacturer of record part number: H019037-SV.

Also searched as 4820-01-643-8863 · 4820016438863 · NIIN 016438863 · 01-643-8863 · FSC 4820 Valves, Nonpowered · CAGE 0WJE1 · H019037-SV · 1005227

Nearby stock numbers ← 4820-01-643-8787 Valve, Globe · 4820-01-643-8998 Valve, Relief, Pressure and Temper →

4820-01-643-8863 — Valves, Nonpowered

Features

Valve,purge — FSC 4820
Accessory Components and Quantity: ELBOW COPPER ACR 90 3.8FX3.8M 3001438-001F, VALVE ACCESS WAGNER 1.4 IN 3001456-002, ELBOW COPPER ACR 90 3/8FX3/8F LR 3002534-002F, TUBE ACR 3/8X7/8 1023007, REFRIGERANT SERVICE VALVE 3003227-001 IN
2 manufacturer part numbers on file
Manufacturer of record: Hdt Expeditionary Systems Inc

Identification

NSN: 4820-01-643-8863
NIIN: 016438863
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: H019037-SV
Manufacturer: Hdt Expeditionary Systems Inc

General Description

The Valve,purge, cataloged under National Stock Number 4820-01-643-8863, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Hdt Expeditionary Systems Inc. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	4820-01-643-8863
Primary Part Number	H019037-SV
Item Name	Valve,purge
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Hdt Expeditionary Systems Inc
Status	ACTIVE
Accessory Components and Quantity	ELBOW COPPER ACR 90 3.8FX3.8M 3001438-001F, VALVE ACCESS WAGNER 1.4 IN 3001456-002, ELBOW COPPER ACR 90 3/8FX3/8F LR 3002534-002F, TUBE ACR 3/8X7/8 1023007, REFRIGERANT SERVICE VALVE 3003227-001 IN

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
H019037-SV PRIMARY	Hdt Expeditionary Systems Inc (USA)
1005227	Hdt Expeditionary 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 4820-01-643-8863?

NSN 4820-01-643-8863 is a Valve,purge, manufactured by Hdt Expeditionary Systems Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-643-8863?

NSN 4820-01-643-8863 has 2 manufacturer part numbers on file: H019037-SV (Hdt Expeditionary Systems Inc), 1005227 (Hdt Expeditionary Systems Inc).

What are the specifications of H019037-SV?

Key specifications for H019037-SV: Accessory Components and Quantity: ELBOW COPPER ACR 90 3.8FX3.8M 3001438-001F, VALVE ACCESS WAGNER 1.4 IN 3001456-002, ELBOW COPPER ACR 90 3/8FX3/8F LR 3002534-002F, TUBE ACR 3/8X7/8 1023007, REFRIGERANT SERVICE VALVE 3003227-001 IN; Part Name Assigned by Controlling Agency: WELDMENT VALVE SERVICE - RED; End Item Identification: NHA 2004027. 1 specification is documented in the U.S. Government catalog.

Is NSN 4820-01-643-8863 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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