PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

N47903Disk,valve

Leslie Controls, Inc. Dba Leslie Controls Inc · NSN 4820-01-104-8883 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-104-8883 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-104-8883. Primary manufacturer part number: N47903.
Features
  • Disk,valve — FSC 4820
  • Tip Diameter: 0.156 INCHES NOMINAL IN
  • Shank Diameter: 0.285 INCHES NOMINAL IN
  • Material: STEEL CORROSION RESISTING
  • Seat Angle: 60.0 DEGREES NOMINAL
  • Flange Seat to Disk End Height: 0.085 INCHES NOMINAL IN
  • Under Flange Height: 0.410 INCHES NOMINAL IN
  • Style Designator: POPPET
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 4820-01-104-8883, 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 7 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. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-104-8883
Primary Part NumberN47903
Item NameDisk,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerLeslie Controls, Inc. Dba Leslie Controls Inc
StatusACTIVE
Tip Diameter0.156 INCHES NOMINAL IN
Shank Diameter0.285 INCHES NOMINAL IN
MaterialSTEEL CORROSION RESISTING
Seat Angle60.0 DEGREES NOMINAL
Flange Seat to Disk End Height0.085 INCHES NOMINAL IN
Under Flange Height0.410 INCHES NOMINAL IN
Style DesignatorPOPPET
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
6105-00-099-006847903 INTERCHANGEABLE
Support,electric Motor
L3harris Technologies, Inc Div Space & Airborne Systems
5950-00-112-8877 INTERCHANGEABLE
Coil,radio Frequency
2530-00-132-3145KT1007B INTERCHANGEABLE
Parts Kit,disk Brake
Zf Off-Highway Solutions Minnesota Inc
2815-00-375-989244035 INTERCHANGEABLE
Housing,cam Follower
Cummins Inc.
2805-00-929-820347903 INTERCHANGEABLE
Connecting Rod,piston
Mcculloch Corp
2940-01-103-1568 INTERCHANGEABLE
Filter,oil
Cross-Reference Index
Part NumberManufacturer
20-1-4-1-4 PART79 Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
N47903 PRIMARY Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
47903 Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
Related Parts
6105-00-099-0068INTERCHANGEABLE
SUPPORT,ELECTRIC MOTOR
47903
5950-00-112-8877INTERCHANGEABLE
COIL,RADIO FREQUENCY
2530-00-132-3145INTERCHANGEABLE
PARTS KIT,DISK BRAKE
KT1007B
2815-00-375-9892INTERCHANGEABLE
HOUSING,CAM FOLLOWER
44035
2805-00-929-8203INTERCHANGEABLE
CONNECTING ROD,PISTON
47903
2940-01-103-1568INTERCHANGEABLE
FILTER,OIL

Frequently Asked Questions

What is NSN 4820-01-104-8883?

NSN 4820-01-104-8883 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 4820-01-104-8883?

NSN 4820-01-104-8883 has 3 cross-referenced part numbers: 20-1-4-1-4 PART79 (Leslie Controls, Inc. Dba Leslie Controls Inc), N47903 (Leslie Controls, Inc. Dba Leslie Controls Inc), 47903 (Leslie Controls, Inc. Dba Leslie Controls Inc).

What NSN replaces 4820-01-104-8883?

There are 6 known substitutes for 4820-01-104-8883: 6105-00-099-0068, 5950-00-112-8877, 2530-00-132-3145 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of N47903?

Key specifications for N47903: Tip Diameter: 0.156 INCHES NOMINAL IN; Shank Diameter: 0.285 INCHES NOMINAL IN; Material: STEEL CORROSION RESISTING; Seat Angle: 60.0 DEGREES NOMINAL. 8 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com