PartsTable TECHNICAL DATA SHEET

NSN 4820-01-673-8337Government record, cited

Regulator, Nitrogen4820-01-673-8337

NSN 4820-01-673-8337 · NIIN 016738337 · Part number 3786-0271

Victor Technologies International Llc · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 6TJC3

Government record, cited

NSN 4820-01-673-8337 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-673-8337. Manufacturer of record part number: 3786-0271.

Also searched as 4820-01-673-8337 · 4820016738337 · NIIN 016738337 · 01-673-8337 · FSC 4820 Valves, Nonpowered · CAGE 6TJC3 · 3786-0271 · 11B4550067 · HPS4-1500-580-4S

Nearby stock numbers ← 4820-01-673-8000 Valve, Regulating, Fluid Pressure · 4820-01-673-8360 Valve, Check →

4820-01-673-8337 — Valves, Nonpowered

Features

Regulator,nitrogen — FSC 4820
2 manufacturer part numbers on file
Manufacturer of record: Victor Technologies International Llc

Identification

NSN: 4820-01-673-8337
NIIN: 016738337
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 3786-0271
Manufacturer: Victor Technologies International Llc

General Description

The Regulator,nitrogen, cataloged under National Stock Number 4820-01-673-8337, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Victor Technologies International Llc. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	4820-01-673-8337
Primary Part Number	3786-0271
Item Name	Regulator,nitrogen
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Victor Technologies International Llc
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
3786-0271 PRIMARY	Victor Technologies International Llc (USA)
HPS4-1500-580-4S	Victor Technologies International Llc (USA)

Reference documents

Reference	Meaning
11B4550067	7/2 Vendor item drawing reference Devcom Chemical Biological Center Dba Chemical Biological Center Div U.s. Dept of Army

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 4820-01-673-8337?

NSN 4820-01-673-8337 is a Regulator,nitrogen, manufactured by Victor Technologies International Llc, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-673-8337?

NSN 4820-01-673-8337 has 2 manufacturer part numbers on file: 3786-0271 (Victor Technologies International Llc), HPS4-1500-580-4S (Victor Technologies International Llc).

What are the specifications of 3786-0271?

Key specifications for 3786-0271: Special Features: MATERIAL IS BRASS, TEMPERATURE RANGE IS MINUS 40 DEGREE FAHRENHEIT TO 150 DEGREE FAHRENHEIT, INLET CONNECTION CGA 580; Part Name Assigned by Controlling Agency: NITROGEN REGULATOR. 0 specifications are documented in the U.S. Government catalog.

Is NSN 4820-01-673-8337 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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