Three-Row Roller Slewing Bearings

1. Model: All kinds of cylindrical roller bearings (include small size, middle size, big size huge size) 51100 series, 29200, 29300, 29400 Series, AXK SERIES, AXW SERIES, K811 K812 K893 K874 K894 SERIES, AS GS811 WS811 LS, WS GS, ZS, NKIA SERIES 2. Materials: GCr15, GCr15SiMn, G20Cr2Ni4A etc Ring and cages: Chrome bearing steel Balls: Chrome steel or carbon structural steel Cover: Rubber or metal 3. Typical applications: Electric motors, automotive applications, home appliances and industrial equipment, etc 4. Precision Level: P0, P6, P6x, P5, SP, P4, UP (ABEC1, ABEC3, ABEC5); 5. Noise Level: Z1, Z2, Z3; 6. Vibration Level: V1, V2, V3; 7. Packing: Bulk single color box/ tube/carton/pallet or customized. 8. Certification: ISO 9000/9001/9004/19011: 2000 ISO 14000/14001, OEM available Single-row four-point contact ball slewing bearing; Double-row four-point contact ball slewing bearing; Three-row cylindrical roller slewing bearing; Crossed cylindrical roller slewing bearing; Crossed taper roller slewing bearing; Ball and cylindrical roller slewing bearing. Slewing bearings are widely used for lifting machinery, excavating machinery, construction machinery, engineering crane, port machinery and ship machinery, electricity equipment, as well as other larger rotary devices, such as high-precision radar and missile launchers. Single-row ball slewing bearings with outer teeth or inner teeth, or without teeth; Single-row cross roller slewing bearings, double-row different diameter balls slewing bearings, and three-row roller slewing bearings, etc. Bearing materials: Inner and outer rings: GCr15(SAE52100, 100Cr6), 45# (C45), 50Mn, 42CrMo(42CrMoV); Seal: NBR, VITON; Cage: Nylon, steel, brass, AL; Grease: Ca+ base, Li+ base grease (Such as Shell, Kluber, Chevlon etc. -- We can use the grease as per customer's instructions); Packaging: Plywood case, plywood pallet, iron pallet. Documentations: We record the complet documentations for traceability. Raw material certification; Forging part certification; Heat treatment certification; Hardness valuse report; Ultrasonic testing; Rolling part (ball/ roller) certification; Seal physical and chemical testing; Cage certification; Process flow records; Final dimensional report.