PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

N20576Disk,valve

Leslie Controls, Inc. Dba Leslie Controls Inc · NSN 4820-00-793-6806 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-793-6806 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-793-6806. Primary manufacturer part number: N20576.
Features
  • Disk,valve — FSC 4820
  • Material: COPPER ALLOY
  • Shoulder Height: 0.069 INCHES NOMINAL IN
  • Style Designator: PLUG
  • Shoulder Width: 0.100 INCHES NOMINAL IN
  • Nominal Thread Size: 0.625 INCHES IN
  • Thread Series Designator: UNF
  • Thread Class: 2A A
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Copper Alloy construction
General Description

The Disk,valve, cataloged under National Stock Number 4820-00-793-6806, 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 5 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-00-793-6806
Primary Part NumberN20576
Item NameDisk,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerLeslie Controls, Inc. Dba Leslie Controls Inc
StatusACTIVE
MaterialCOPPER ALLOY
Shoulder Height0.069 INCHES NOMINAL IN
Style DesignatorPLUG
Shoulder Width0.100 INCHES NOMINAL IN
Nominal Thread Size0.625 INCHES IN
Thread Series DesignatorUNF
Thread Class2A A
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
1650-00-037-768120576 INTERCHANGEABLE
Cartridge,hydraulic
Hydro-Aire Aerospace Corp
5950-00-232-514432524 INTERCHANGEABLE
Transformer,power
Freed Transformer Co
6625-00-255-5870 INTERCHANGEABLE
Ammeter
1040-00-611-814020576 INTERCHANGEABLE
Piston
L3harris Technologies, Inc. Div Space and Airborne Systems
3820-00-800-033720576 INTERCHANGEABLE
Gate,crusher
Eagle Crusher Co Inc Dba Stedman Machine Co
5970-01-231-1289 INTERCHANGEABLE
Insulator,disk
5120-01-430-8172 INTERCHANGEABLE
Crowfoot Attachment,socket Wrenc
5985-01-550-278620576 INTERCHANGEABLE
Waveguide
Waveline Inc
Cross-Reference Index
Part NumberManufacturer
4820PL0953909 Jednolity Indeks Materialowy - Uniform Material Index (POL)
20576 Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
N20576 PRIMARY Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
22258N PC 54 Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
22903N PIECE 61 Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
Related Parts
1650-00-037-7681INTERCHANGEABLE
CARTRIDGE,HYDRAULIC
20576
5950-00-232-5144INTERCHANGEABLE
TRANSFORMER,POWER
32524
6625-00-255-5870INTERCHANGEABLE
AMMETER
1040-00-611-8140INTERCHANGEABLE
PISTON
20576
3820-00-800-0337INTERCHANGEABLE
GATE,CRUSHER
20576
5970-01-231-1289INTERCHANGEABLE
INSULATOR,DISK
5120-01-430-8172INTERCHANGEABLE
CROWFOOT ATTACHMENT,SOCKET WRENC
5985-01-550-2786INTERCHANGEABLE
WAVEGUIDE
20576

Frequently Asked Questions

What is NSN 4820-00-793-6806?

NSN 4820-00-793-6806 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 4820-00-793-6806?

NSN 4820-00-793-6806 has 5 cross-referenced part numbers: 4820PL0953909 (Jednolity Indeks Materialowy - Uniform Material Index), 20576 (Leslie Controls, Inc. Dba Leslie Controls Inc), N20576 (Leslie Controls, Inc. Dba Leslie Controls Inc), 22258N PC 54 (Leslie Controls, Inc. Dba Leslie Controls Inc), 22903N PIECE 61 (Leslie Controls, Inc. Dba Leslie Controls Inc).

What NSN replaces 4820-00-793-6806?

There are 8 known substitutes for 4820-00-793-6806: 1650-00-037-7681, 5950-00-232-5144, 6625-00-255-5870 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of N20576?

Key specifications for N20576: Material: COPPER ALLOY; Shoulder Height: 0.069 INCHES NOMINAL IN; Style Designator: PLUG; Shoulder Width: 0.100 INCHES NOMINAL IN. 9 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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