Regulator, Compressed Gas4820-01-678-3568

NSN 4820-01-678-3568 · NIIN 016783568 · Part number H2230A

Smith Equipment Mfg Co Llc · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 55681

Government record, cited

NSN 4820-01-678-3568 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-678-3568. Manufacturer of record part number: H2230A.

Also searched as 4820-01-678-3568 · 4820016783568 · NIIN 016783568 · 01-678-3568 · FSC 4820 Valves, Nonpowered · CAGE 55681 · H2230A · SMIH2230A

Nearby stock numbers ← 4820-01-678-3550 Valve, Globe · 4820-01-678-3595 Disk, Valve →

4820-01-678-3568 — Valves, Nonpowered

Features

Regulator,compressed Gas — FSC 4820
Inlet Fitting Connection Type: THREADED EXTERNAL PIPE
Outlet Fitting Thread Direction: RIGHT-HAND
Outlet Fitting Nominal Thread Size: 0.625 INCHES IN
Mounting Method: INLINE
Inlet Fitting Nominal Thread Size: 0.25 INCHES IN
Delivery Pressure Type: ADJUSTABLE
Outlet Fitting Connection Type: THREADED INTERNAL PIPE

Identification

NSN: 4820-01-678-3568
NIIN: 016783568
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: H2230A
Manufacturer: Smith Equipment Mfg Co Llc

General Description

The Regulator,compressed Gas, cataloged under National Stock Number 4820-01-678-3568, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Smith Equipment Mfg Co Llc. Government technical data includes 7 specifications, 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	4820-01-678-3568
Primary Part Number	H2230A
Item Name	Regulator,compressed Gas
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Smith Equipment Mfg Co Llc
Status	ACTIVE
Inlet Fitting Connection Type	THREADED EXTERNAL PIPE
Outlet Fitting Thread Direction	RIGHT-HAND
Outlet Fitting Nominal Thread Size	0.625 INCHES IN
Mounting Method	INLINE
Inlet Fitting Nominal Thread Size	0.25 INCHES IN
Delivery Pressure Type	ADJUSTABLE
Outlet Fitting Connection Type	THREADED INTERNAL PIPE

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
SMIH2230A	Baker's Gas & Welding Supplies, Inc (USA)
H2230A PRIMARY	Smith Equipment Mfg Co Llc (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 4820-01-678-3568?

NSN 4820-01-678-3568 is a Regulator,compressed Gas, manufactured by Smith Equipment Mfg Co Llc, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-678-3568?

NSN 4820-01-678-3568 has 2 manufacturer part numbers on file: SMIH2230A (Baker's Gas & Welding Supplies, Inc), H2230A (Smith Equipment Mfg Co Llc).

What are the specifications of H2230A?

Key specifications for H2230A: Inlet Fitting Connection Type: THREADED EXTERNAL PIPE; Outlet Fitting Thread Direction: RIGHT-HAND; Outlet Fitting Nominal Thread Size: 0.625 INCHES IN; Mounting Method: INLINE. 7 specifications are documented in the U.S. Government catalog.

Is NSN 4820-01-678-3568 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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