Item # 7218CG1Q21J74, Quadruple Row Angular Contact Ball Bearing, Machline, Q21 Type On NTN Bearing Corp. of America

Bearing Finder
Customizable search tool featuring exhaustive data sets, comprehensive part
interchanges and interactive CAD drawings

CAD (0) ▾

All Categories > Ball Bearings > Angular Contact Ball Bearings > Precision Angular Contact Ball Bearings > Machline - High Precision Bearings > Multi-Row Machline Angular Contact Ball Bearings > Item # 7218CG1Q21J74

Request Information Buy it now

Unit of Measure

Order Now | Technical Specifications | Dimensional Specifications

Order Now

Ordering Options

Find a Distributor

Contact NTN Customer Support Specialist

Order through NTN DOL (Authorized Distributors Only)

Technical Specifications

Type	N/A Angular Contact Ball Bearing
Material	N/A High Carbon Chrome Steel
Bore Type	N/A Round
Preload	N/A Light
Enclosure	N/A Open
Precision	N/A ISO Class 4
Configuration	N/A Four
Cage Material	N/A Phenolic
Cage Type	N/A Stratified
Ball Material	N/A Steel
Operating Temperature Range	N/A -40 to 250 ºF-40 to 120 ºC

Dimensional Specifications

Loading zoom Open Image Quadruple Row Angular Contact Ball Bearing, Machline, Q21 Type - Dimensions
d	N/A 3.5433 in90.000 mm
D	N/A 6.2992 in160.000 mm
B	N/A 1.1811 in30.000 mm
Total Width	N/A 4.7244 in120.000 mm
r2	N/A 0.0787 in2.000 mm
r3	N/A 0.0394 in1.000 mm
d2	N/A 4.3701 in111.000 mm
D4	N/A 5.8661 in149.000 mm
D5	N/A 4.6142 in117.200 mm
E	N/A 0.1299 in3.300 mm
Contact Angle	N/A 15 º