PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

13258Disk,valve

Leslie Controls, Inc. Dba Leslie Controls Inc · NSN 4820-01-304-6204 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-304-6204 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-304-6204. Primary manufacturer part number: 13258.
Features
  • Disk,valve — FSC 4820
  • Outside Diameter: 4.000 INCHES NOMINAL IN
  • Style Designator: PLAIN
  • Inside Diameter: 0.937 INCHES NOMINAL IN
  • Material: COPPER ALLOY
  • 4 verified cross-references
  • Primary manufacturer: Leslie Controls, Inc. Dba Leslie Controls Inc
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 4820-01-304-6204, 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 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-304-6204
Primary Part Number13258
Item NameDisk,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerLeslie Controls, Inc. Dba Leslie Controls Inc
StatusACTIVE
Outside Diameter4.000 INCHES NOMINAL IN
Style DesignatorPLAIN
Inside Diameter0.937 INCHES NOMINAL IN
MaterialCOPPER ALLOY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5935-00-259-259613258 INTERCHANGEABLE
Socket,plug-in Electronic Compon
Cornwell Quality Tools Company, the
6240-00-449-2070517-4-91930-000 INTERCHANGEABLE
Lamp,incandescent
Eaton Limited
5950-00-944-9897240-1034-000 INTERCHANGEABLE
Reactor
Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
5330-01-293-9498 INTERCHANGEABLE
Retainer,seal
5130-01-695-888513258 INTERCHANGEABLE
Brush,wire,rotary Cup
Weiler Corporation
Cross-Reference Index
Part NumberManufacturer
3219728 Naval Sea Systems Command (USA)
13258 PRIMARY Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
3219728 PIECE 6 Naval Sea Systems Command (USA)
3219728 PIECE 6 Naval Ship Systems Command (USA)
Related Parts
5935-00-259-2596INTERCHANGEABLE
SOCKET,PLUG-IN ELECTRONIC COMPON
13258
6240-00-449-2070INTERCHANGEABLE
LAMP,INCANDESCENT
517-4-91930-000
5950-00-944-9897INTERCHANGEABLE
REACTOR
240-1034-000
5330-01-293-9498INTERCHANGEABLE
RETAINER,SEAL
5130-01-695-8885INTERCHANGEABLE
BRUSH,WIRE,ROTARY CUP
13258

Frequently Asked Questions

What is NSN 4820-01-304-6204?

NSN 4820-01-304-6204 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 4820-01-304-6204?

NSN 4820-01-304-6204 has 4 cross-referenced part numbers: 3219728 (Naval Sea Systems Command), 13258 (Leslie Controls, Inc. Dba Leslie Controls Inc), 3219728 PIECE 6 (Naval Sea Systems Command), 3219728 PIECE 6 (Naval Ship Systems Command).

What NSN replaces 4820-01-304-6204?

There are 5 known substitutes for 4820-01-304-6204: 5935-00-259-2596, 6240-00-449-2070, 5950-00-944-9897 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 13258?

Key specifications for 13258: Outside Diameter: 4.000 INCHES NOMINAL IN; Style Designator: PLAIN; Overall Height: 0.063 INCHES NOMINAL IN; Inside Diameter: 0.937 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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