PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

540-042Adapter

Kirby Morgan Dive Systems Inc · NSN 4220-01-237-1605 · FSC 4220 · No Item Name Available
Verified by PartsTable
NSN 4220-01-237-1605 — this item is cataloged by the U.S. Government under National Stock Number 4220-01-237-1605. Primary manufacturer part number: 540-042.
Features
  • Adapter — FSC 4220
  • 2 verified cross-references
  • Primary manufacturer: Kirby Morgan Dive Systems Inc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Adapter, cataloged under National Stock Number 4220-01-237-1605, 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 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameAdapter
FSC / FSG4220 — No Item Name Available (FSG 42)
ManufacturersKirby Morgan Dive Systems Inc (CAGE 58366)
Technical Specifications
ParameterValue
NSN4220-01-237-1605
Primary Part Number540-042
Item NameAdapter
FSC / FSG4220 / 42 — No Item Name Available
ManufacturerKirby Morgan Dive Systems Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5865-00-288-1247S30T50 INTERCHANGEABLE
Circulator,radio Fr
E and M Laboratories Div of Trak Microwave Corp
5950-01-084-3331 INTERCHANGEABLE
Coil,radio Frequency
2590-01-286-5770 INTERCHANGEABLE
Bracket,vehicular Components
Cross-Reference Index
Part NumberManufacturer
17-098B Kirby Morgan Dive Systems Inc (USA)
540-042 PRIMARY Kirby Morgan Dive Systems Inc (USA)
Related Parts
5865-00-288-1247INTERCHANGEABLE
CIRCULATOR,RADIO FR
S30T50
5950-01-084-3331INTERCHANGEABLE
COIL,RADIO FREQUENCY
2590-01-286-5770INTERCHANGEABLE
BRACKET,VEHICULAR COMPONENTS

Frequently Asked Questions

What is NSN 4220-01-237-1605?

NSN 4220-01-237-1605 is a Adapter, manufactured by Kirby Morgan Dive Systems Inc, classified under FSC 4220 (No Item Name Available). Status: active.

What are the part numbers for NSN 4220-01-237-1605?

NSN 4220-01-237-1605 has 2 cross-referenced part numbers: 17-098B (Kirby Morgan Dive Systems Inc), 540-042 (Kirby Morgan Dive Systems Inc).

What NSN replaces 4220-01-237-1605?

There are 3 known substitutes for 4220-01-237-1605: 5865-00-288-1247, 5950-01-084-3331, 2590-01-286-5770. Verify interchangeability with system specifications before substitution.

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