PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

15-341-1Disk,valve

Dresser Industries Inc Leroi Div · NSN 4820-00-354-6346 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-354-6346 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-354-6346. Primary manufacturer part number: 15-341-1.
Features
  • Disk,valve — FSC 4820
  • Outside Diameter: 3.500 INCHES NOMINAL IN
  • Inside Diameter: 2.250 INCHES NOMINAL IN
  • Style Designator: PLAIN
  • Material: STEEL
  • 1 verified cross-reference
  • Primary manufacturer: Dresser Industries Inc Leroi Div
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Steel construction
General Description

The Disk,valve, cataloged under National Stock Number 4820-00-354-6346, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Dresser Industries Inc Leroi Div. 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. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4820-00-354-6346
Primary Part Number15-341-1
Item NameDisk,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerDresser Industries Inc Leroi Div
StatusCANCELLED
Outside Diameter3.500 INCHES NOMINAL IN
Inside Diameter2.250 INCHES NOMINAL IN
Style DesignatorPLAIN
MaterialSTEEL
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 4
9905-00-003-488515341-1 INTERCHANGEABLE
Plate,identification
Hamilton Sundstrand Corporation
5815-00-679-8548153440 INTERCHANGEABLE
Bar,selector,teletypewriter
Telemechanics Inc
2530-00-734-80557348055 INTERCHANGEABLE
Arm
U S Army Tank Automotive Command Amsta-Im-Mm
5310-01-282-339120510303 INTERCHANGEABLE
Washer,flat
Motor City Fasteners Inc
Cross-Reference Index
Part NumberManufacturer
15-341-1 PRIMARY Dresser Industries Inc Leroi Div (USA)
Related Parts
9905-00-003-4885INTERCHANGEABLE
PLATE,IDENTIFICATION
15341-1
5815-00-679-8548INTERCHANGEABLE
BAR,SELECTOR,TELETYPEWRITER
153440
2530-00-734-8055INTERCHANGEABLE
ARM
7348055
5310-01-282-3391INTERCHANGEABLE
WASHER,FLAT
20510303

Frequently Asked Questions

What is NSN 4820-00-354-6346?

NSN 4820-00-354-6346 is a Disk,valve, manufactured by Dresser Industries Inc Leroi Div, classified under FSC 4820 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4820-00-354-6346?

NSN 4820-00-354-6346 has 1 cross-referenced part number: 15-341-1 (Dresser Industries Inc Leroi Div).

What NSN replaces 4820-00-354-6346?

There are 4 known substitutes for 4820-00-354-6346: 9905-00-003-4885, 5815-00-679-8548, 2530-00-734-8055 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 15-341-1?

Key specifications for 15-341-1: Outside Diameter: 3.500 INCHES NOMINAL IN; Overall Height: 0.052 INCHES NOMINAL IN; Inside Diameter: 2.250 INCHES NOMINAL IN; Style Designator: PLAIN. 5 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4820-00-354-6346 still in active supply?

NSN 4820-00-354-6346 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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