PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

525-752Valve,breathing Apparatus

Kirby Morgan Dive Systems Inc · NSN 4220-01-601-6190 · FSC 4220 · No Item Name Available
Verified by PartsTable
NSN 4220-01-601-6190 — this item is cataloged by the U.S. Government under National Stock Number 4220-01-601-6190. Primary manufacturer part number: 525-752.
Features
  • Valve,breathing Apparatus — FSC 4220
  • 2 verified cross-references
  • Primary manufacturer: Kirby Morgan Dive Systems Inc
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve,breathing Apparatus, cataloged under National Stock Number 4220-01-601-6190, 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 Kirby Morgan Dive Systems Inc. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4220-01-601-6190
Primary Part Number525-752
Item NameValve,breathing Apparatus
FSC / FSG4220 / 42 — No Item Name Available
ManufacturerKirby Morgan Dive Systems Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5961-00-124-904757-7986 INTERCHANGEABLE
Rectifier,semiconductor Device,u
Psi-Peripheral Support
Cross-Reference Index
Part NumberManufacturer
525-752 PRIMARY Kirby Morgan Dive Systems Inc (USA)
DE1462 Jfd Australia Pty Ltd James Fisher Australia Pty Ltd (AUS)
Related Parts
5961-00-124-9047INTERCHANGEABLE
RECTIFIER,SEMICONDUCTOR DEVICE,U
57-7986

Frequently Asked Questions

What is NSN 4220-01-601-6190?

NSN 4220-01-601-6190 is a Valve,breathing Apparatus, manufactured by Kirby Morgan Dive Systems Inc, classified under FSC 4220 (No Item Name Available). Status: active.

What are the part numbers for NSN 4220-01-601-6190?

NSN 4220-01-601-6190 has 2 cross-referenced part numbers: 525-752 (Kirby Morgan Dive Systems Inc), DE1462 (Jfd Australia Pty Ltd James Fisher Australia Pty Ltd).

What NSN replaces 4220-01-601-6190?

There is 1 known substitute for 4220-01-601-6190: 5961-00-124-9047. Verify interchangeability with system specifications before substitution.

What are the specifications of 525-752?

Key specifications for 525-752: Part Name Assigned by Controlling Agency: TRI-VALVE EXHAUST. 1 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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