PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

N-10059 PIECE 3A 8INDisk,valve

The Walworth Company · NSN 4820-01-289-3979 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-289-3979 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-289-3979. Primary manufacturer part number: N-10059 PIECE 3A 8IN.
Features
  • Disk,valve — FSC 4820
  • Material: COPPER ALLOY
  • 3 verified cross-references
  • Primary manufacturer: The Walworth Company
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 4820-01-289-3979, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is The Walworth Company. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-289-3979
Primary Part NumberN-10059 PIECE 3A 8IN
Item NameDisk,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerThe Walworth Company
StatusACTIVE
MaterialCOPPER ALLOY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
4820-01-289-16095482-5-1-Y INTERCHANGEABLE
Seat,valve
The Walworth Company
4820-01-289-372310014-28-2-1 INTERCHANGEABLE
Stem,fluid Valve
The Walworth Company
5307-01-409-092022744N PC 14 INTERCHANGEABLE
Stud,plain
Leslie Controls, Inc. Dba Leslie Controls Inc
Cross-Reference Index
Part NumberManufacturer
N-10059 PIECE 3A 8IN PRIMARY The Walworth Company (USA)
N-11059 Basic Witz Corp (USA)
5482-4-4-X The Walworth Company (USA)
Related Parts
4820-01-289-1609INTERCHANGEABLE
SEAT,VALVE
5482-5-1-Y
4820-01-289-3723INTERCHANGEABLE
STEM,FLUID VALVE
10014-28-2-1
5307-01-409-0920INTERCHANGEABLE
STUD,PLAIN
22744N PC 14

Frequently Asked Questions

What is NSN 4820-01-289-3979?

NSN 4820-01-289-3979 is a Disk,valve, manufactured by The Walworth Company, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-289-3979?

NSN 4820-01-289-3979 has 3 cross-referenced part numbers: N-10059 PIECE 3A 8IN (The Walworth Company), N-11059 (Basic Witz Corp), 5482-4-4-X (The Walworth Company).

What NSN replaces 4820-01-289-3979?

There are 3 known substitutes for 4820-01-289-3979: 4820-01-289-1609, 4820-01-289-3723, 5307-01-409-0920. Verify interchangeability with system specifications before substitution.

What are the specifications of N-10059 PIECE 3A 8IN?

Key specifications for N-10059 PIECE 3A 8IN: Material: COPPER ALLOY. 1 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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