This is an backup valve assembly for Fruitland vacuum pumps. It is a top filter for upright pumps. This pump part fits the RCF370 and RCF500 vacuum pumps.
This assembly includes the following parts:
- Back-Up Valve Bottom Plate (Part # RF500-17BP / Diagram Item# 44)
- Back-Up Valve Top Plate (Part # RF500-44B / Diagram Item# 44A)
- Back-Up Valve Seat (Part # RF500-17C / Diagram Item# 45)
- Back-Up Valve Spring (Part # RF500-66A / Diagram Item# 47)
- Snap Ring (Part # RF500-78A / Diagram Item# 71)
The part number is RF500-BVA