Skip to content Skip to navigation
Certain products may be subject to a tariff surcharge. Applicable surcharges can be calculated on the product page, in the shopping cart, or at checkout.

General product classifications

Part Number Cross-Reference W0131
Compatible Brands Welch
Family DuoSeal
Chemstar
Compatible Pump Models 1399
1400N
1400
1405
Category Valve
Weight 0.270
Country of origin DE
Manual page WELCH-103,WELCH-104,WELCH-106

This Exhaust Valve produced by Welch is a critical component used in the Duoseal Chemstar series vacuum pumps, including models 1399, 1400N, 1400, and 1405. Its primary function is to control the release of air and gases, which is essential for maintaining the desired vacuum level and pressure within the vacuum pump. Proper maintenance and timely replacement of these components are crucial for maintaining the performance of the vacuum pump systems in laboratory, industrial, and research applications. Exhaust Valve is used on brand of Welch, families are Duoseal, Chemstar models are 1399, 1400N, 1400, 1405. More information about this product can be found by downloading the pdf catalogue and documents below. Exhaust Valve for welch has Part# 411239.