PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1085-00Regulator,breathing Gas Pressure

Aqualung Usa, Inc · NSN 4220-01-248-4174 · FSC 4220 · No Item Name Available
Verified by PartsTable
NSN 4220-01-248-4174 — this item is cataloged by the U.S. Government under National Stock Number 4220-01-248-4174. Primary manufacturer part number: 1085-00.
Features
  • Regulator,breathing Gas Pressure — FSC 4220
  • Flow Indicator: NOT INCLUDED
  • Installation Design: PORTABLE
  • Pressure Gage: NOT INCLUDED
  • 3 verified cross-references
  • 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 4220-01-248-4174, 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. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4220-01-248-4174
Primary Part Number1085-00
Item NameRegulator,breathing Gas Pressure
FSC / FSG4220 / 42 — No Item Name Available
ManufacturerAqualung Usa, Inc
StatusACTIVE
Flow IndicatorNOT INCLUDED
Installation DesignPORTABLE
Pressure GageNOT INCLUDED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5826-00-067-0282108538 INTERCHANGEABLE
Bar,slide
General Dynamics Land Systems - Canadacorporation Div General Dynamics Mission Systems
5970-00-925-4300122732-002 INTERCHANGEABLE
Insulator,filter
Air Systems Components Inc Dba Air System Components Inc Div Trion Iaq Div
6625-01-438-2721108-500 INTERCHANGEABLE
Sensor,current
American Aerospace Controls Inc
5340-01-483-4978108538 INTERCHANGEABLE
Cap,protective,nut and Bolt Hea
Cadillac Gage Textron Inc.
5365-01-734-3626108500 INTERCHANGEABLE
Shim Set
Naval Surface Warfare Center Dahlgren Div
Cross-Reference Index
Part NumberManufacturer
1085-00 PRIMARY Aqualung Usa, Inc (USA)
1085-00 Mar-Vel International, Inc. Dba Mar-Vel Underwater Equip (USA)
1085-38 Engineering Control Supplies Limited (GBR)
Related Parts
5826-00-067-0282INTERCHANGEABLE
BAR,SLIDE
108538
5970-00-925-4300INTERCHANGEABLE
INSULATOR,FILTER
122732-002
6625-01-438-2721INTERCHANGEABLE
SENSOR,CURRENT
108-500
5340-01-483-4978INTERCHANGEABLE
CAP,PROTECTIVE,NUT AND BOLT HEA
108538
5365-01-734-3626INTERCHANGEABLE
SHIM SET
108500

Frequently Asked Questions

What is NSN 4220-01-248-4174?

NSN 4220-01-248-4174 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 4220-01-248-4174?

NSN 4220-01-248-4174 has 3 cross-referenced part numbers: 1085-00 (Aqualung Usa, Inc), 1085-00 (Mar-Vel International, Inc. Dba Mar-Vel Underwater Equip), 1085-38 (Engineering Control Supplies Limited).

What NSN replaces 4220-01-248-4174?

There are 5 known substitutes for 4220-01-248-4174: 5826-00-067-0282, 5970-00-925-4300, 6625-01-438-2721 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1085-00?

Key specifications for 1085-00: Flow Indicator: NOT INCLUDED; Installation Design: PORTABLE; Pressure Gage: NOT INCLUDED. 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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