NTN Bearing NN4921 design bearings have two stamped window-type steel cages, an inner ring without flanges and a guide ring centred on the inner ring. The CC design is indicated by the designation suffix C or CC. Large CC design bearings with the designation suffix EC or ECC have an optimized internal design for increased load carrying capacity.
NTN Bearing NN4921 design bearings have two stamped window-type steel cages, an inner ring without flanges and a guide ring centred on the inner ring (d ≤ 65 mm) or on the cages (d >65 mm). They have an annular groove and three lubrication holes in the outer ring. NTN Bearing NN4921 design bearings are indicated by the designation suffix E. All E design bearings have an optimized internal design for increased load carrying capacity.
NTN High Precision BearingsHigh Precision Bearings· NTN offers a wide range of precision Angular Contact Ball Bearings for use in high speed machining· These product designs are manufactured to address both radial & thrust loads while still maintaining speed requirements needed for metalworking and other machining processes·
Amazon.com: NTN BearingNTN Bearing 6205LB Single Row Deep Groove Radial Ball Bearing: Non!Contact: Normal Clearance: Steel Cage: 25 mm Bore ID: 52 mm OD: 15 mm Width: Single Seal 4.6 out of 5 stars 3 $20.12 $ 20 . 12
6003-2RD bearing KOYO Japan -6003-2RDID : Part Number : Brand : Bearing Type : D(mm) d(mm) B(mm) 2020: 7224CDB Nachi: Nachi : Angular Contact Ball Bearings: 215 : 120 : 40 : 20888: NN4921 NTN: NTN ___
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NTN BEARING CORPORATION OF AMERICA Order and Shipping Policy ---Jul 28| 2020 · All returned goods must be NTN| NTN-Bower®| SNR or NTN-BCA® branded standard catalogproduct- 1-5- Product must be listed in the most current published NTN Distributor Price Book and marked as ‘Returnable’| and purchased directly from NTN Bearing Corporation of America within the past 24 months- 1-6-
6003-2RD bearing KOYO Japan -6003-2RDID _ Part Number _ Brand _ Bearing Type _ D(mm) d(mm) B(mm) 2020_ 7224CDB Nachi_ Nachi _ Angular Contact Ball Bearings_ 215 _ 120 _ 40 _ 20888_ NN4921 NTN_ NTN ```
Main Spindle Bearings , NTNNNU4921 NNU4921K NN4921 NN4921 105 145 40 1.1 133 268 13 500 27 400 5 700 6 900 ――NN3021 NN3021 105 160 41 2 198 320 20 200 33 000 5 300 6 400 ――NN3021HS NN3021HSK 105 160 41 2 198 320 20 200 33 000 6 200 8 500 Bearing numbers Boundary Basic load ratings Limiting speeds dimensions dynamic static dynamic static NNU Type NN Type mm kN kgf ...