PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

550-240Stem,fluid Valve

Kirby Morgan Dive Systems Inc · NSN 4220-01-699-8910 · FSC 4220 · No Item Name Available
Verified by PartsTable
NSN 4220-01-699-8910 — this item is cataloged by the U.S. Government under National Stock Number 4220-01-699-8910. Primary manufacturer part number: 550-240.
Features
  • Stem,fluid Valve — FSC 4220
  • 1 verified cross-reference
  • Primary manufacturer: Kirby Morgan Dive Systems Inc
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Stem,fluid Valve, cataloged under National Stock Number 4220-01-699-8910, 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 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
NSN4220-01-699-8910
Primary Part Number550-240
Item NameStem,fluid Valve
FSC / FSG4220 / 42 — No Item Name Available
ManufacturerKirby Morgan Dive Systems Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5998-00-985-1068 INTERCHANGEABLE
Circuit Card Assembly
4820-01-189-8270163084-1 INTERCHANGEABLE
Valve,purge
Hamilton Sundstrand Corporation
Cross-Reference Index
Part NumberManufacturer
550-240 PRIMARY Kirby Morgan Dive Systems Inc (USA)
Related Parts
5998-00-985-1068INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
4820-01-189-8270INTERCHANGEABLE
VALVE,PURGE
163084-1

Frequently Asked Questions

What is NSN 4220-01-699-8910?

NSN 4220-01-699-8910 is a Stem,fluid Valve, manufactured by Kirby Morgan Dive Systems Inc, classified under FSC 4220 (No Item Name Available). Status: active.

What are the part numbers for NSN 4220-01-699-8910?

NSN 4220-01-699-8910 has 1 cross-referenced part number: 550-240 (Kirby Morgan Dive Systems Inc).

What NSN replaces 4220-01-699-8910?

There are 2 known substitutes for 4220-01-699-8910: 5998-00-985-1068, 4820-01-189-8270. Verify interchangeability with system specifications before substitution.

What are the specifications of 550-240?

Key specifications for 550-240: Part Name Assigned by Controlling Agency: PLUNGER. 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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