PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

Y105592822/CD34987NValve,flow Control

Leslie Controls, Inc. Dba Leslie Controls Inc · NSN 4820-01-499-3500 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-499-3500 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-499-3500. Primary manufacturer part number: Y105592822/CD34987N.
Features
  • Valve,flow Control — FSC 4820
  • Pressure Class: ERR-060
  • Valve Operation Method: MANUAL
  • Valve Size: 6.000 INCHES IN
  • End Connection Quantity: 3
  • 3 verified cross-references
  • Primary manufacturer: Leslie Controls, Inc. Dba Leslie Controls Inc
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve,flow Control, cataloged under National Stock Number 4820-01-499-3500, 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. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references 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
NSN4820-01-499-3500
Primary Part NumberY105592822/CD34987N
Item NameValve,flow Control
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerLeslie Controls, Inc. Dba Leslie Controls Inc
StatusACTIVE
Pressure ClassERR-060
Valve Operation MethodMANUAL
Valve Size6.000 INCHES IN
End Connection Quantity3
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
4820-01-499-3455N697840058 INTERCHANGEABLE
Disk,valve
Leslie Controls, Inc. Dba Leslie Controls Inc
4820-01-499-3460N697820058 INTERCHANGEABLE
Disk,valve
Leslie Controls, Inc. Dba Leslie Controls Inc
Cross-Reference Index
Part NumberManufacturer
Y105592822 Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
Y105592822/CD34987N PRIMARY Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
34987N Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
Related Parts
4820-01-499-3455INTERCHANGEABLE
DISK,VALVE
N697840058
4820-01-499-3460INTERCHANGEABLE
DISK,VALVE
N697820058

Frequently Asked Questions

What is NSN 4820-01-499-3500?

NSN 4820-01-499-3500 is a Valve,flow Control, 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 4820-01-499-3500?

NSN 4820-01-499-3500 has 3 cross-referenced part numbers: Y105592822 (Leslie Controls, Inc. Dba Leslie Controls Inc), Y105592822/CD34987N (Leslie Controls, Inc. Dba Leslie Controls Inc), 34987N (Leslie Controls, Inc. Dba Leslie Controls Inc).

What NSN replaces 4820-01-499-3500?

There are 2 known substitutes for 4820-01-499-3500: 4820-01-499-3455, 4820-01-499-3460. Verify interchangeability with system specifications before substitution.

What are the specifications of Y105592822/CD34987N?

Key specifications for Y105592822/CD34987N: Pressure Class: ERR-060; Valve Operation Method: MANUAL; Part Name Assigned by Controlling Agency: 6 IN. DDVTNSS DIAPHRAGM CONTROL VALVE WITH 85R ACTUATOR AND HAND OPERATED DEVICE IN; Valve Size: 6.000 INCHES IN. 6 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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