Welch 402042‐US SERVICE KIT, for Welch 2052/2054 and Welch MPC 601T (4‐head) Vacuum Pump - Complete diaphragm, valve and o-ring replacement kit

Tools required (NOT INCLUDED WITH THIS KIT)

Adjustable spanner wrench for Welch Ilmvac Diaphragm washer, use to repair All Welch 4 head and 8 head PTFE Diaphragm Vacuum Pumps.
Pumps also require 4mm Allen wrench and 17mm wrench to complete repairs (NOT included)