Schatz Bearing Corp. Airframe Control/Aerospace Bearings P Series W4AK-4A

Schatz manufactures a broad line of aircraft ball bearings used in aircraft control, aircraft accessory, and aircraft gearbox applications. Many of our aircraft bearings are manufactured and approved to the applicable SAE and U.S. Government military standards, controlled by AS7949 (formerly MIL-B-7949). Our aircraft bearings are also approved to many OEM specifications. The following is a list of Schatz series and the corresponding MS series designation. Pulley Type Features Manufactured to AS21443 per MIL-P-7034 pulleys. All external surfaces except bore and stainless steel seal retainers are cadmium plated. Installed with Teflon seals. Pre-lubricated. Retainer type.