nsk angular contact ball bearing 7917 P4
Bore Size: 0 - 35 mm
Outside Diameter: 0 - 80 mm
Model Number: 7917
Model type: angular contact ball bearing
Description of goods: angular contact ball bearing 7917
1.Specifications:
1) Model: Open, Z, ZZ, RZ, 2RZ, RS, 2RS
2) Quality level: reach the same level as the Japanese and European bearings
3) Tolerance level: ABEC-1 (P0), ABEC-3 (P6), ABEC-5(P5)
4) Noise Level: EMQ V1 Z2, EMQ V2 Z3, EMQ V3 Z4, EMQ V4
5) Application: home appliances, low noise and high speed electric motors; automotive components, pumps, machinery.
2.Design:
Material:cage--steel or copper,balls--steel,rings--stainless steel or bearing steel Gcr15
3.Application:
machine tool spindles, high frequency motors, gas turbines, centrifuges, small car front wheel, the differential pinion shaft.
4. Description:
Angular Contact Ball Bearings:
Contact angles: C-15°, AC-25°, B-40°
Cage materials: brass,synthetic resin, molded polyamide resin.
Angular contact ball bearings are the most repesentive of the rolling bearings,a wide range of uses.for speed operation,but also very durable,without regular maintenance.small coefficient of friction of such bearings ,limte high-speed,simple structure,low mannufactringcost and easy to reach a higher mannufacturing precision.
