7020 FEGA/HCPA9A, SKF, Super Precision, Precision Bearing, Single Row Angular Contact Ball Bearing
F = 18° Contact angle, PA9A, Open (No seal)
7020 FEGA/P4A, SKF, Universally Matched, Precision Bearing, Single Row Angular Contact Ball Bearing
F = 18° Contact angle, Open (No seal)
7021A5TRDULP3, NSK, Universal Pair, Precision Bearing, Single Row Angular Contact Ball Bearing
25° Contact angle, P3, Light preload, Phenolic cage
7021A5TRDUMP3, NSK, Universal Pair, Precision Bearing, Single Row Angular Contact Ball Bearing
25° Contact angle, P3, Medium preload, Phenolic cage
7021A5TRSULP3, NSK, Universally Matched, Universal Single, Precision Bearing, Single Row Angular Contact Ball Bearing
25° Contact angle, P3, Light preload, Phenolic cage
7021A5TRV1VSULP3, NSK, Universally Matched, Universal Single, Precision Bearing, Single Row Angular Contact Ball Bearing
25° Contact angle, P3, Light preload, Non-contact
7021 ACD/HCP4ALDGA, SKF, Super Precision, Universal matching, Precision Bearing, Matched set of two super-precision, high-capacity, D design, single row angular contact ball bearings
AC = 25° Contact angle, P4A, Extra light preload, Open (No seal)
7021 ACD/P4ADBD, SKF, Super Precision, Back-to-back <>, Precision Bearing, Matched set of two super-precision, high-capacity, D design, single row angular contact ball bearings
AC = 25° Contact angle, P4A, Heavy preload, Open (No seal)
7021 ACD/P4ADGB, SKF, Super Precision, Precision Bearing, Matched set of two super-precision, high-capacity, D design, single row angular contact ball bearings
AC = 25° Contact angle, P4A, Open (No seal)
7021 ACD/P4ALDGA, SKF, Universally Matched, Precision Bearing, Single Row Angular Contact Ball Bearing
AC = 25° Contact angle, P4A, Open (No seal)
7021 ACD/P4ATBTB, SKF, Super Precision, <>>, Precision Bearing, Matched set of three super precision angular contact ball bearing
AC = 25° Contact angle, P4A, Light preload, Open (No seal)
7021 ACD/P4ATBTBVT105, SKF, Super Precision, Precision Bearing, Single Row Angular Contact Ball Bearing
AC = 25° Contact angle, P4A, Open (No seal)
7021 ACDGA/HCP4A, SKF, Universally Matched, Precision Bearing, Single Row Angular Contact Ball Bearing
AC = 25° Contact angle, Open (No seal)
7021 ACDGB/P4A, SKF, Super Precision, Precision Bearing, Super-precision, high-capacity, universally matchable single row angular contact ball bearing
AC = 25° Contact angle, P4A, Open (No seal)
7021 ACDGC/P4A, SKF, Universally Matched, Precision Bearing, Single Row Angular Contact Ball Bearing
AC = 25° Contact angle, Open (No seal)
7021 CD/P4ADGB, SKF, Super Precision, Precision Bearing, Matched set of two super-precision, high-capacity, D design, single row angular contact ball bearings
C = 15° Contact angle, P4A, Open (No seal)
7021 CD/P4ATBTA, SKF, Super Precision, <>>, Precision Bearing, Matched set of three super precision angular contact ball bearing
C = 15° Contact angle, P4A, Extra light preload, Open (No seal)
7021 CDGB/P4A, SKF, Super Precision, Precision Bearing, Super-precision, high-capacity, universally matchable single row angular contact ball bearing
C = 15° Contact angle, P4A, Open (No seal)
7021CTRDUDMP3, NSK, Universal Triple Set, Precision Bearing, Single Row Angular Contact Ball Bearing
15° Contact angle, P3, Medium preload, Phenolic cage
7021CTRDULP3, NSK, Universal Pair, Precision Bearing, Single Row Angular Contact Ball Bearing
15° Contact angle, P3, Light preload, Phenolic cage
Features:
Contact Angles: Typically available with contact angles of 15°, 25°, 30°, or 40°. Larger contact angles can handle higher axial loads, while smaller angles are better for high-speed rotation
Preloading: Often used with a preload to increase rigidity, which is crucial for precision applications
Materials and Cages: They can come with various cage materials, including pressed steel, machined brass, or polyamide resin, depending on the application