PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

106726Regulator,breathing Gas Pressure

Aqualung Usa, Inc · NSN 4220-01-586-5972 · FSC 4220 · No Item Name Available
Verified by PartsTable
NSN 4220-01-586-5972 — this item is cataloged by the U.S. Government under National Stock Number 4220-01-586-5972. Primary manufacturer part number: 106726.
Features
  • Regulator,breathing Gas Pressure — FSC 4220
  • 1 verified cross-reference
  • Primary manufacturer: Aqualung Usa, Inc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Regulator,breathing Gas Pressure, cataloged under National Stock Number 4220-01-586-5972, is classified within Federal Supply Class 4220 (No Item Name Available) of the Fire Fighting, Rescue, and Safety Equipment group. The primary manufacturer of record is Aqualung Usa, Inc. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4220-01-586-5972
Primary Part Number106726
Item NameRegulator,breathing Gas Pressure
FSC / FSG4220 / 42 — No Item Name Available
ManufacturerAqualung Usa, Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5998-01-178-7794 INTERCHANGEABLE
Circuit Card Assembly
5995-01-565-3834081-0103-120 INTERCHANGEABLE
Cable Assembly,special Purpose,e
Teledyne Defense Electronics, Llc Dba Teledyne Storm Microwave Div Teledyne Storm Microwave
Cross-Reference Index
Part NumberManufacturer
106726 PRIMARY Aqualung Usa, Inc (USA)
Related Parts
5998-01-178-7794INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
5995-01-565-3834INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E
081-0103-120

Frequently Asked Questions

What is NSN 4220-01-586-5972?

NSN 4220-01-586-5972 is a Regulator,breathing Gas Pressure, manufactured by Aqualung Usa, Inc, classified under FSC 4220 (No Item Name Available). Status: active.

What are the part numbers for NSN 4220-01-586-5972?

NSN 4220-01-586-5972 has 1 cross-referenced part number: 106726 (Aqualung Usa, Inc).

What NSN replaces 4220-01-586-5972?

There are 2 known substitutes for 4220-01-586-5972: 5998-01-178-7794, 5995-01-565-3834. Verify interchangeability with system specifications before substitution.

What are the specifications of 106726?

Key specifications for 106726: End Item Identification: CALYPSO REGULATOR; Part Name Assigned by Controlling Agency: PISTON; Special Features: HP SEAT. 3 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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