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roosa master pump

Printed From: Unofficial Allis
Category: Allis Chalmers
Forum Name: Farm Equipment
Forum Description: everything about Allis-Chalmers farm equipment
URL: https://www.allischalmers.com/forum/forum_posts.asp?TID=207882
Printed Date: 22 Aug 2025 at 7:34am
Software Version: Web Wiz Forums 11.10 - http://www.webwizforums.com


Topic: roosa master pump
Posted By: Kevin210
Subject: roosa master pump
Date Posted: 20 Aug 2025 at 8:45pm
I know Ed or Dr will know this,is the roosa master DB
pump a 450 head pump.



Replies:
Posted By: DrAllis
Date Posted: 20 Aug 2025 at 9:36pm
The "DB' series is a two pumping plunger design with "450" being the largest. There are also 270-290- and I don't remember all the other sizes.   The "DC" series is a four pumping plunger design with "310" being the largest (220 Allis) and a spline drive shaft connection.


Posted By: Kevin210
Date Posted: 21 Aug 2025 at 9:37pm
Thank you Dr Allis.



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