PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

33943Disk,valve

Mueller Co · NSN 4820-01-035-8324 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-035-8324 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-035-8324. Primary manufacturer part number: 33943.
Features
  • Disk,valve — FSC 4820
  • Inside Diameter: 0.198 INCHES NOMINAL IN
  • Material: RUBBER
  • Outside Diameter: 0.693 INCHES NOMINAL IN
  • 1 verified cross-reference
  • Primary manufacturer: Mueller Co
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Rubber construction
General Description

The Disk,valve, cataloged under National Stock Number 4820-01-035-8324, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Mueller Co. Government technical data includes 3 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. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-035-8324
Primary Part Number33943
Item NameDisk,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerMueller Co
StatusACTIVE
Inside Diameter0.198 INCHES NOMINAL IN
MaterialRUBBER
Outside Diameter0.693 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5133-00-051-5750 INTERCHANGEABLE
Drill,twist
2910-00-764-68852A6377 INTERCHANGEABLE
Filter Element,fluid
Napco International Llc Dba Napco International Inc
5905-00-915-1419308-0060-00 INTERCHANGEABLE
Resistor,fixed,wire Wound,induct
Tektronix, Inc.
4820-01-165-38403394-3 INTERCHANGEABLE
Gland Assembly,valv
Flowserve Corporation Div Flowserve Us Inc
4820-01-249-6649N33943 INTERCHANGEABLE
Disk,valve
Leslie Controls, Inc. Dba Leslie Controls Inc
Cross-Reference Index
Part NumberManufacturer
33943 PRIMARY Mueller Co (USA)
Related Parts
5133-00-051-5750INTERCHANGEABLE
DRILL,TWIST
2910-00-764-6885INTERCHANGEABLE
FILTER ELEMENT,FLUID
2A6377
5905-00-915-1419INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND,INDUCT
308-0060-00
4820-01-165-3840INTERCHANGEABLE
GLAND ASSEMBLY,VALV
3394-3
4820-01-249-6649INTERCHANGEABLE
DISK,VALVE
N33943

Frequently Asked Questions

What is NSN 4820-01-035-8324?

NSN 4820-01-035-8324 is a Disk,valve, manufactured by Mueller Co, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-035-8324?

NSN 4820-01-035-8324 has 1 cross-referenced part number: 33943 (Mueller Co).

What NSN replaces 4820-01-035-8324?

There are 5 known substitutes for 4820-01-035-8324: 5133-00-051-5750, 2910-00-764-6885, 5905-00-915-1419 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 33943?

Key specifications for 33943: Overall Height: 0.158 INCHES NOMINAL IN; Inside Diameter: 0.198 INCHES NOMINAL IN; Material: RUBBER; Outside Diameter: 0.693 INCHES NOMINAL IN. 4 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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