alaTest has collected and analyzed 41 user reviews of Spring , fits pumps of Faberware percolators. From Amazon.com. The average user rating for this product is 4.6/5, compared to an average user rating of 4.0/5 for other products in the same category on Amazon.com. Views about the reliability and usability are overall positive. The performance and price also get good reviews, but some have doubts about the size. There are some mixed reviews about the durability.