PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

11203Disk,valve

Leslie Controls, Inc. Dba Leslie Controls Inc · NSN 4820-00-036-1534 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-036-1534 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-036-1534. Primary manufacturer part number: 11203.
Features
  • Disk,valve — FSC 4820
  • Shank Diameter: 0.567 INCHES NOMINAL IN
  • Material: STEEL CORROSION RESISTING
  • Flange Diameter: 1.630 INCHES NOMINAL IN
  • Style Designator: POPPET
  • 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
  • Applications requiring Steel Corrosion Resisting construction
General Description

The Disk,valve, cataloged under National Stock Number 4820-00-036-1534, 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 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-00-036-1534
Primary Part Number11203
Item NameDisk,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerLeslie Controls, Inc. Dba Leslie Controls Inc
StatusACTIVE
Shank Diameter0.567 INCHES NOMINAL IN
MaterialSTEEL CORROSION RESISTING
Flange Diameter1.630 INCHES NOMINAL IN
Style DesignatorPOPPET
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5950-00-083-8906 INTERCHANGEABLE
Coil,radio Frequency
3110-00-151-9208 INTERCHANGEABLE
Ball,bearing
2530-00-190-43921-1203 INTERCHANGEABLE
Spindle and Knuckle
Pdi Ground Support Systems, Inc.
5915-00-284-438211203 INTERCHANGEABLE
Filter,high Pass
L3harris Technologies, Inc. Div Space and Airborne Systems
2815-00-310-829011203 INTERCHANGEABLE
Support,rocker Arm
Napco International Llc Dba Napco International Inc
2510-00-480-7551 INTERCHANGEABLE
Side Rack,vehicle Body
5136-00-580-736554469 INTERCHANGEABLE
Tap,thread Cutting
General Services Administration Federal Supply Service
5305-00-600-3074 INTERCHANGEABLE
Screw
1650-00-629-39001120-3 INTERCHANGEABLE
Cylinder Assembly,actuating,line
Parker Hannifin Corporation Div Hydraulic Systems Division
5935-00-636-7206C52AZ INTERCHANGEABLE
Jack,telephone
Switchcraft Inc.
Cross-Reference Index
Part NumberManufacturer
11203 PRIMARY Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
Related Parts
5950-00-083-8906INTERCHANGEABLE
COIL,RADIO FREQUENCY
3110-00-151-9208INTERCHANGEABLE
BALL,BEARING
2530-00-190-4392INTERCHANGEABLE
SPINDLE AND KNUCKLE
1-1203
5915-00-284-4382INTERCHANGEABLE
FILTER,HIGH PASS
11203
2815-00-310-8290INTERCHANGEABLE
SUPPORT,ROCKER ARM
11203
2510-00-480-7551INTERCHANGEABLE
SIDE RACK,VEHICLE BODY
5136-00-580-7365INTERCHANGEABLE
TAP,THREAD CUTTING
54469
5305-00-600-3074INTERCHANGEABLE
SCREW
1650-00-629-3900INTERCHANGEABLE
CYLINDER ASSEMBLY,ACTUATING,LINE
1120-3
5935-00-636-7206INTERCHANGEABLE
JACK,TELEPHONE
C52AZ
5305-00-777-3786INTERCHANGEABLE
SCREW,MACHINE
7PA25
3040-01-159-0998INTERCHANGEABLE
PLATE,RETAINING,SHAFT
11203

Frequently Asked Questions

What is NSN 4820-00-036-1534?

NSN 4820-00-036-1534 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 4820-00-036-1534?

NSN 4820-00-036-1534 has 1 cross-referenced part number: 11203 (Leslie Controls, Inc. Dba Leslie Controls Inc).

What NSN replaces 4820-00-036-1534?

There are 12 known substitutes for 4820-00-036-1534: 5950-00-083-8906, 3110-00-151-9208, 2530-00-190-4392 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 11203?

Key specifications for 11203: Shank Diameter: 0.567 INCHES NOMINAL IN; Material: STEEL CORROSION RESISTING; Flange Diameter: 1.630 INCHES NOMINAL IN; Overall Height: 6.375 INCHES NOMINAL IN. 5 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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