688zz Size 8*16*4 mm Machinery Bearing Waterproof Ball Bearings

100% Huaxin Bearing Co., Ltd Authentic. 688zz Size 8*16*4 mm Machinery Bearing Waterproof Ball Bearings 4 Bolt Pillow Block; Long Description Highest 64 Weight / LBS Quality. Certified Supplier. 3/4 Inch Mounting Bolts

Model Number 688zz
Min.Order Quantity 1 pcs
Price Negotiable

Product Details

Series37000
Cone Part Number37425N
Design UnitsImperial
Cage TypeStamped Steel
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)153400 lbf
C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)213900 lbf
d4.25 in
B - Cone Width0.8440 in
R - Cone Backface To Clear Radius30.14 in
da - Cone Frontface Backing Diameter4.53 in
db - Cone Backface Backing Diameter4.8 in
Ab - Cage-Cone Frontface Clearance0.15 in
Aa - Cage-Cone Backface Clearance0.08 in
a - Effective Center Location40.54 in
C90 - Dynamic Radial Rating (90 million revolutions)57960 lbf
C1 - Dynamic Radial Rating (1 million revolutions)630700 lbf
C0 - Static Radial Rating40100 lbf
Ca90 - Dynamic Thrust Rating (90 million revolutions)78250 lbf
K - Factor80.96
G1 - Heat Generation Factor (Roller-Raceway)123.7
G2 - Heat Generation Factor (Rib-Roller End)57.1
Cg - Geometry Factor0.144
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Company Profile

Huaxin Bearing Co., Ltd
Phone 205-974-2173
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