Part Number: MS17131-29 (Bearing,roller,needlea96906)Part Number: MS17131-36 (Bearing,roller,needlea96906)Part Number: MS17131-4 (Bearing,roller,needlea96906)Part Number: MS17131-50 (Bearing,roller,needlea96906)Part Number: MS21439-108 (Bearing,roller,needlea96906)Part Number: MS24461-20 (Bearing,roller,needlea96906)