Get current pricing for Gear, GEAR-21863-ID Gear Is Approx 8-3/4dia. X 1-1/4w., Part Name: Pt# 16 Hs Gear, P/n: 46025-6260. Pinion Is Approx 3-5/8dia. X 1-1/2w., Part Name: Pt# 17 Hs Pinion, . Product Category: Process Equipment, Sub Category: Process Mixers: