PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

505-018Valve Assembly

Kirby Morgan Dive Systems Inc · NSN 4820-01-237-3259 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-237-3259 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-237-3259. Primary manufacturer part number: 505-018.
Features
  • Valve Assembly — FSC 4820
  • 3 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 Assembly, cataloged under National Stock Number 4820-01-237-3259, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Kirby Morgan Dive Systems Inc. This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameValve Assembly
FSC / FSG4820 — No Item Name Available (FSG 48)
ManufacturersNaval Sea Systems Command (CAGE 53711); Kirby Morgan Dive Systems Inc (CAGE 58366)
Technical Specifications
ParameterValue
NSN4820-01-237-3259
Primary Part Number505-018
Item NameValve Assembly
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerKirby Morgan Dive Systems Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5315-00-050-5018 INTERCHANGEABLE
Pin,straight,headed
5310-00-887-5797 INTERCHANGEABLE
Washer,safety Snap
5305-01-123-4475 INTERCHANGEABLE
Screw,machine
5330-01-317-292117044 INTERCHANGEABLE
Gasket
Clayton Manufacturing Company
6515-01-590-8370201.766 INTERCHANGEABLE
Screw,bone
Depuy Synthes Sales Inc Dba Depuy Synthes Trauma Div Depuy Synthes Sales, Inc., D/b/a Depuy Synthes Trauma
6105-01-646-64324358338 INTERCHANGEABLE
Motor,direct Current
Teledyne Flir Unmanned Ground Systems, Inc
5995-01-688-6914505018 INTERCHANGEABLE
Cable Assembly,special Purpose,e
Iris Technology Corporation Dba Iris Technology Corp
Cross-Reference Index
Part NumberManufacturer
592-6318170 Naval Sea Systems Command (USA)
505-018 PRIMARY Kirby Morgan Dive Systems Inc (USA)
17-044 Kirby Morgan Dive Systems Inc (USA)
Related Parts
5315-00-050-5018INTERCHANGEABLE
PIN,STRAIGHT,HEADED
5310-00-887-5797INTERCHANGEABLE
WASHER,SAFETY SNAP
5305-01-123-4475INTERCHANGEABLE
SCREW,MACHINE
5330-01-317-2921INTERCHANGEABLE
GASKET
17044
6515-01-590-8370INTERCHANGEABLE
SCREW,BONE
201.766
6105-01-646-6432INTERCHANGEABLE
MOTOR,DIRECT CURRENT
4358338
5995-01-688-6914INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E
505018

Frequently Asked Questions

What is NSN 4820-01-237-3259?

NSN 4820-01-237-3259 is a Valve Assembly, manufactured by Kirby Morgan Dive Systems Inc, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-237-3259?

NSN 4820-01-237-3259 has 3 cross-referenced part numbers: 592-6318170 (Naval Sea Systems Command), 505-018 (Kirby Morgan Dive Systems Inc), 17-044 (Kirby Morgan Dive Systems Inc).

What NSN replaces 4820-01-237-3259?

There are 7 known substitutes for 4820-01-237-3259: 5315-00-050-5018, 5310-00-887-5797, 5305-01-123-4475 and 4 more. Verify interchangeability with system specifications before substitution.

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