$5.20
10 in stock
Vane Spring, Pfeiffer, UNO, DUO, Part# 4522 - vacstellar
Vane Spring, Pfeiffer, UNO, DUO, Part# 4522 - vacstellar
This vane spring (Part #4522) is a Pfeiffer replacement part. It plays a key role in your rotary vane vacuum pump by keeping the vanes pressed firmly against the cylinder wall. It is specifically designed for UNO and DUO models like the 004A, 008A, and 012A series. A small spring that is essential for maintaining your pump’s vacuum performance.
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10 in stock
10 in stock
This rotor key is a small metal part with a big job . It fits into slots on both the shaft and the rotor. Its job is to lock them together. This stops the rotor from spinning freely on the shaft. Without this key, your pump rotor will not turn correctly. It is made for Leybold UNO and DUO series pumps. It fits models including UNO004A, UNO008A, UNO012A, DUO004A, DUO008A, and DUO012A
10 in stock
10 in stock
Out of stock
Out of stock
10 in stock
10 in stock
10 in stock
10 in stock
10 in stock
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