Parker Hannifin B Series Ball Valves Catalog 4121-B

Catalog for Parker Hannifin B Series Ball Valves covering pressure ratings, materials of construction, dimensions, and flow data.


Parker Hannifin B Series Ball Valves Catalog 4121-B - cover page
Brand
Parker Hannifin
Category
Industrial Supply
Document type
Product Leaflet
Language
English
Pages
13
File format
PDF
File size
707 KB
Published
02 November, 2026
Updated
02 November, 2026
MD5 checksum
17A527678C8B0CFD9DED2EF98CCAAEA5

About this manual

This document is a product catalog for the Parker Hannifin B Series Ball Valves, designed for process and instrumentation applications. It provides technical specifications for two-way and three-way valves, including pressure versus temperature ratings for various seat materials such as PEEK, PCTFE, and PTFE. The catalog details the materials of construction, listing components like the ball, body, and stem made from stainless steel or brass.

What's inside

  • Pressure vs. Temperature
  • Flow Calculations
  • Materials of Construction
  • Specifications
  • Dimensions & Flow Data
  • Two-Way B Series Ball Valves

Specifications

Pressure Rating (316 Stainless Steel with PTFE Seats)6000 psig (414 bar)
Pressure Rating (Brass with PTFE Seats)3000 psig (207 bar)
Temperature Rating (PTFE)-65°F to 350°F (-54°C to 177°C)
Temperature Rating (PEEK)-65°F to 450°F (-54°C to 232°C)
Ball Material316 Stainless Steel
Body Material OptionsStainless Steel or Brass

Frequently asked questions

What is the maximum temperature rating for PEEK seats?

PEEK seats have a maximum temperature rating of 450°F (232°C).

What material is the ball made of?

The ball is made of 316 Stainless Steel.

What is the pressure rating for brass valves with PTFE seats?

Brass valves with PTFE seats have a working pressure rating of 3000 psig (207 bar).

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