PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

44042Disk,valve

Leslie Controls, Inc. Dba Leslie Controls Inc · NSN 4820-01-217-2535 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-217-2535 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-217-2535. Primary manufacturer part number: 44042.
Features
  • Disk,valve — FSC 4820
  • 1 verified cross-reference
  • Primary manufacturer: Leslie Controls, Inc. Dba Leslie Controls Inc
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Disk,valve, cataloged under National Stock Number 4820-01-217-2535, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Leslie Controls, Inc. Dba Leslie Controls Inc. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameDisk,valve
FSC / FSG4820 — No Item Name Available (FSG 48)
ManufacturersLeslie Controls, Inc. Dba Leslie Controls Inc (CAGE 35795)
Technical Specifications
ParameterValue
NSN4820-01-217-2535
Primary Part Number44042
Item NameDisk,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerLeslie Controls, Inc. Dba Leslie Controls Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
6685-00-067-5259133244 INTERCHANGEABLE
Gage,pressure,dial Indicating
Ametek, Inc. Div Aerospace & Defense
1680-00-858-04214404-2 INTERCHANGEABLE
Plate,adjusting,sea
Lockheed Martin Corp
6850-01-120-0530 INTERCHANGEABLE
Toner,direct Electrostatic Proce
5935-01-219-603022-27-2021 INTERCHANGEABLE
Connector,receptacle,electrical
Molex, Llc
Cross-Reference Index
Part NumberManufacturer
44042 PRIMARY Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
Related Parts
6685-00-067-5259INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
133244
1680-00-858-0421INTERCHANGEABLE
PLATE,ADJUSTING,SEA
4404-2
6850-01-120-0530INTERCHANGEABLE
TONER,DIRECT ELECTROSTATIC PROCE
5935-01-219-6030INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
22-27-2021

Frequently Asked Questions

What is NSN 4820-01-217-2535?

NSN 4820-01-217-2535 is a Disk,valve, manufactured by Leslie Controls, Inc. Dba Leslie Controls Inc, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-217-2535?

NSN 4820-01-217-2535 has 1 cross-referenced part number: 44042 (Leslie Controls, Inc. Dba Leslie Controls Inc).

What NSN replaces 4820-01-217-2535?

There are 4 known substitutes for 4820-01-217-2535: 6685-00-067-5259, 1680-00-858-0421, 6850-01-120-0530 and 1 more. Verify interchangeability with system specifications before substitution.

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