PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3-4RK44TParts Kit,valve

Worcester Controls Corp P O Box 2609 Cookeville Tn 385022609 · NSN 4820-00-195-8335 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-195-8335 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-195-8335. Primary manufacturer part number: 3-4RK44T.
Features
  • Parts Kit,valve — FSC 4820
  • Component Quantity: 9
  • Nonsupply Items and Quantities: STEMSEAL 1; THURST BEARING 1; STEMSEAL FOLLOWER 1; WASHER 2; VALVE SEAT 2; BODY SEAL 2
  • 1 verified cross-reference
  • Primary manufacturer: Worcester Controls Corp P O Box 2609 Cookeville Tn 385022609
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Parts Kit,valve, cataloged under National Stock Number 4820-00-195-8335, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Worcester Controls Corp P O Box 2609 Cookeville Tn 385022609. Government technical data includes 2 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4820-00-195-8335
Primary Part Number3-4RK44T
Item NameParts Kit,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerWorcester Controls Corp P O Box 2609 Cookeville Tn 385022609
StatusCANCELLED
Component Quantity9
Nonsupply Items and QuantitiesSTEMSEAL 1; THURST BEARING 1; STEMSEAL FOLLOWER 1; WASHER 2; VALVE SEAT 2; BODY SEAL 2
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 1
4820-01-365-2949 INTERCHANGEABLE
Parts Kit,ball Valve
Cross-Reference Index
Part NumberManufacturer
3-4RK44T Worcester Controls Corp P O Box 2609 Cookeville Tn 385022609 (USA)
Related Parts
4820-01-365-2949INTERCHANGEABLE
PARTS KIT,BALL VALVE

Frequently Asked Questions

What is NSN 4820-00-195-8335?

NSN 4820-00-195-8335 is a Parts Kit,valve, manufactured by Worcester Controls Corp P O Box 2609 Cookeville Tn 385022609, classified under FSC 4820 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4820-00-195-8335?

NSN 4820-00-195-8335 has 1 cross-referenced part number: 3-4RK44T (Worcester Controls Corp P O Box 2609 Cookeville Tn 385022609).

What NSN replaces 4820-00-195-8335?

There is 1 known substitute for 4820-00-195-8335: 4820-01-365-2949. Verify interchangeability with system specifications before substitution.

What are the specifications of 3-4RK44T?

Key specifications for 3-4RK44T: Component Quantity: 9; Nonsupply Items and Quantities: STEMSEAL 1; THURST BEARING 1; STEMSEAL FOLLOWER 1; WASHER 2; VALVE SEAT 2; BODY SEAL 2. 2 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4820-00-195-8335 still in active supply?

NSN 4820-00-195-8335 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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