Bearings,as important components in contemporary mechanical equipment,mainly support the mechanical rotating body,which can reduce the friction coefficient during its movement and ensure its rotation accuracy.
4219329 bearings are used in the Excavator Final drive system of Hitachi ：
4219329 BRG.;ROL. Hitachi parts EX700, EX750-5, EX800H-5, ZR900TS, ZX1000K-3, ZX800, ZX850-3, ZX850-3F, ZX850H, ZX850LC-3-DH, ZX870-5G, ZX870H-3, ZX870H-3-HCMC, ZX870H-3F, ZX870H-5G, ZX870LC-5B, ZX870LC-5G, ZX870LCH-5G, ZX870LCR-5G
UCP200 series Pillow Block Mounted Bearing Unit: Two bolt, pillow block, mounted bearing units, cast iron housing, inch or metric dimensioned shaft sizes.
20Y-27-41260 bearings are used in the Excavator Final drive system of KOMATSU：
20Y-27-41260 BEARING KOMATSU parts： PC160LC-7-E0,PC160LC-8，PC190LC-8,PC200LC-8E0,PC240LC-10,PC210-10
170-09-13250 bearings are used in the Bulldozer Bearing system of Komatsu heavy machinery equipment：
170-09-13250 BEARING,ROLLER KOMATSU parts D135A, D150A, D155A, D155C, D155S, D155W, D80A, D80E, D80P, D85A, D85C, D85E, D85P
20Y-27-11570 bearings are used in the Excavator Final drive system of KOMATSU：
20Y-27-11570 BEARING KOMATSU parts：PC150HD-5K，PC180LC-5K，PC200-5C，PC200-6Z，PC210-6，PC210LC-5K，PC220-5C，PC220-6Z.
All bearings are available in 52100 Chrome Steel or 440 Stainless Steel. Bearings also available with single shield or seal: suffix Z, RS, RU or TS. TTS is used smaller ball, load rating is lower than standard.
FU120BA16 bearings are used in the Excavator Final drive system of KOMATSU：
FU120BA16 BEARING KOMATSU parts PC20, PC25, PC25R, PC30, PC30R, PC38UU, PC38UUM, PC40, PC40R, PC40T
