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.
4219328 bearings are used in the Excavator Final drive system of Hitachi ：
4219328 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
CS Ball joint metric size
Material:
Body: Low carbon steel.
Ball stud: Carbon steel, Ball is induction hardened.
Inner retaining ring and safety clip: Hard drawn spring steel.
Protective Finish:
Ball joint components zinc plated and clear passivated, Ball stud.
Inner retaining ring and safety clip are de-embrittled.
Features
Ball stud is retained by a captive internal wire ring.
Additional stud retention security is provided by the external wire safety clip.
For improved wear resistance, the ball is induction hardened.
Optional polychloroprene gaiter available to help resist dirt ingress.
If a fitted gaiter is required, please add G to the part number e.g. CSG 8/1.
Hexagon form on body.
Spanner flats are not available on CS 12/1 and 16/1.
Burnished ball for smoother operation.
3x8x4 mm 693 bearings are produce with Chrome steel ,we can produce with high precision ,such as ABEC-1,ABEC-3,ABEC-5,ABEC-7 ,and we can provide free sample for test .
4-bolt flange bearing units is one kind of mounted ball bearing units, this design have 4 bolt in the housing and its suffix is UCF series, The UCF Ball bearing unit are also the most widely used on the market.
35mm*11C4L12M8 6202 screw bearing are with Chrome steel bearing and stainless steel screw ,we can provide with customized service ,free sample can provide .
8*28*13mm 608 RS V Groove Orange Sliding Door Window Roller ,are produce Chrome steel Gcr15 ,outer coated with PA66+GF,we can provide free sample for you test .
