Fafnir® Single Row Ball Screw Support Bearings (MM-BS) On The Timken Company

Timken® angular contact ball bearings are designed for combination radial and axial loading. Single-row bearings have high thrust capacity in one direction. Some single-row bearings are specifically designed for duplex mounting in sets for maximum performance.

Part Number	Rows per Set	d - Bore	D - Outer Diameter	Bearing Width	Total Width	Contact Angle	C0 - Static Radial Rating (per row)	Ce - Dynamic Radial Rating (per row)	Ball Type	CAD
MM75BS110 QUL	N/A Quadruplex	N/A 75 mm	N/A 4.3307 in110 mm	N/A 0.5906 in15 mm	N/A 2.3624 in60 mm	N/A 60 º	N/A 17300 lbf77000 N	N/A 10000 lbf44500 N	N/A STEEL	N/A
MM100BS150 SUH	N/A Single	N/A 100 mm	N/A 5.9055 in150 mm	N/A 0.8858 in22.5 mm	N/A 0.8858 in22.5 mm	N/A 60 º	N/A 45100 lbf200500 N	N/A 18200 lbf80900 N	N/A STEEL	N/A
MM100BS150 DUH	N/A Duplex	N/A 100 mm	N/A 5.9055 in150 mm	N/A 0.8858 in22.5 mm	N/A 1.7716 in45 mm	N/A 60 º	N/A 45100 lbf200500 N	N/A 18200 lbf80900 N	N/A STEEL	N/A
MM100BS150 TUH	N/A Triplex	N/A 100 mm	N/A 5.9055 in150 mm	N/A 0.8858 in22.5 mm	N/A 2.6574 in67.5 mm	N/A 60 º	N/A 45100 lbf200500 N	N/A 18200 lbf80900 N	N/A STEEL	N/A
MM100BS150 QUH	N/A Quadruplex	N/A 100 mm	N/A 5.9055 in150 mm	N/A 0.8858 in22.5 mm	N/A 3.5432 in90 mm	N/A 60 º	N/A 45100 lbf200500 N	N/A 18200 lbf80900 N	N/A STEEL	N/A
MM100BS150 SUM	N/A Single	N/A 100 mm	N/A 5.9055 in150 mm	N/A 0.8858 in22.5 mm	N/A 0.8858 in22.5 mm	N/A 60 º	N/A 45100 lbf200500 N	N/A 18200 lbf80900 N	N/A STEEL	N/A
MM100BS150 DUM	N/A Duplex	N/A 100 mm	N/A 5.9055 in150 mm	N/A 0.8858 in22.5 mm	N/A 1.7716 in45 mm	N/A 60 º	N/A 45100 lbf200500 N	N/A 18200 lbf80900 N	N/A STEEL	N/A
MM100BS150 TUM	N/A Triplex	N/A 100 mm	N/A 5.9055 in150 mm	N/A 0.8858 in22.5 mm	N/A 2.6574 in67.5 mm	N/A 60 º	N/A 45100 lbf200500 N	N/A 18200 lbf80900 N	N/A STEEL	N/A
MM100BS150 QUM	N/A Quadruplex	N/A 100 mm	N/A 5.9055 in150 mm	N/A 0.8858 in22.5 mm	N/A 3.5432 in90 mm	N/A 60 º	N/A 45100 lbf200500 N	N/A 18200 lbf80900 N	N/A STEEL	N/A
MM100BS150 SUL	N/A Single	N/A 100 mm	N/A 5.9055 in150 mm	N/A 0.8858 in22.5 mm	N/A 0.8858 in22.5 mm	N/A 60 º	N/A 45100 lbf200500 N	N/A 18200 lbf80900 N	N/A STEEL	N/A
MM100BS150 DUL	N/A Duplex	N/A 100 mm	N/A 5.9055 in150 mm	N/A 0.8858 in22.5 mm	N/A 1.7716 in45 mm	N/A 60 º	N/A 45100 lbf200500 N	N/A 18200 lbf80900 N	N/A STEEL	N/A
MM100BS150 TUL	N/A Triplex	N/A 100 mm	N/A 5.9055 in150 mm	N/A 0.8858 in22.5 mm	N/A 2.6574 in67.5 mm	N/A 60 º	N/A 45100 lbf200500 N	N/A 18200 lbf80900 N	N/A STEEL	N/A
MM100BS150 QUL	N/A Quadruplex	N/A 100 mm	N/A 5.9055 in150 mm	N/A 0.8858 in22.5 mm	N/A 3.5432 in90 mm	N/A 60 º	N/A 45100 lbf200500 N	N/A 18200 lbf80900 N	N/A STEEL	N/A

Part Number

Rows per Set

d - Bore

D - Outer Diameter

Bearing Width

Total Width

Contact Angle

C0 - Static Radial Rating (per row)

Ce - Dynamic Radial Rating (per row)

Ball Type

CAD

MM75BS110 QUL

N/A Quadruplex

N/A 75 mm

N/A 4.3307 in110 mm

N/A 0.5906 in15 mm

N/A 2.3624 in60 mm

N/A 60 º

N/A 17300 lbf77000 N

N/A 10000 lbf44500 N

N/A STEEL

N/A

MM100BS150 SUH

N/A Single

N/A 100 mm

N/A 5.9055 in150 mm

N/A 0.8858 in22.5 mm

N/A 60 º

N/A 45100 lbf200500 N

N/A 18200 lbf80900 N

N/A STEEL

N/A

MM100BS150 DUH

N/A Duplex

N/A 100 mm

N/A 5.9055 in150 mm

N/A 0.8858 in22.5 mm

N/A 1.7716 in45 mm

N/A 60 º

N/A 45100 lbf200500 N

N/A 18200 lbf80900 N

N/A STEEL

N/A

MM100BS150 TUH

N/A Triplex

N/A 100 mm

N/A 5.9055 in150 mm

N/A 0.8858 in22.5 mm

N/A 2.6574 in67.5 mm

N/A 60 º

N/A 45100 lbf200500 N

N/A 18200 lbf80900 N

N/A STEEL

N/A

MM100BS150 QUH

N/A Quadruplex

N/A 100 mm

N/A 5.9055 in150 mm

N/A 0.8858 in22.5 mm

N/A 3.5432 in90 mm

N/A 60 º

N/A 45100 lbf200500 N

N/A 18200 lbf80900 N

N/A STEEL

N/A

MM100BS150 SUM

N/A Single

N/A 100 mm

N/A 5.9055 in150 mm

N/A 0.8858 in22.5 mm

N/A 60 º

N/A 45100 lbf200500 N

N/A 18200 lbf80900 N

N/A STEEL

N/A

MM100BS150 DUM

N/A Duplex

N/A 100 mm

N/A 5.9055 in150 mm

N/A 0.8858 in22.5 mm

N/A 1.7716 in45 mm

N/A 60 º

N/A 45100 lbf200500 N

N/A 18200 lbf80900 N

N/A STEEL

N/A

MM100BS150 TUM

N/A Triplex

N/A 100 mm

N/A 5.9055 in150 mm

N/A 0.8858 in22.5 mm

N/A 2.6574 in67.5 mm

N/A 60 º

N/A 45100 lbf200500 N

N/A 18200 lbf80900 N

N/A STEEL

N/A

MM100BS150 QUM

N/A Quadruplex

N/A 100 mm

N/A 5.9055 in150 mm

N/A 0.8858 in22.5 mm

N/A 3.5432 in90 mm

N/A 60 º

N/A 45100 lbf200500 N

N/A 18200 lbf80900 N

N/A STEEL

N/A

MM100BS150 SUL

N/A Single

N/A 100 mm

N/A 5.9055 in150 mm

N/A 0.8858 in22.5 mm

N/A 60 º

N/A 45100 lbf200500 N

N/A 18200 lbf80900 N

N/A STEEL

N/A

MM100BS150 DUL

N/A Duplex

N/A 100 mm

N/A 5.9055 in150 mm

N/A 0.8858 in22.5 mm

N/A 1.7716 in45 mm

N/A 60 º

N/A 45100 lbf200500 N

N/A 18200 lbf80900 N

N/A STEEL

N/A

MM100BS150 TUL

N/A Triplex

N/A 100 mm

N/A 5.9055 in150 mm

N/A 0.8858 in22.5 mm

N/A 2.6574 in67.5 mm

N/A 60 º

N/A 45100 lbf200500 N

N/A 18200 lbf80900 N

N/A STEEL

N/A

MM100BS150 QUL

N/A Quadruplex

N/A 100 mm

N/A 5.9055 in150 mm

N/A 0.8858 in22.5 mm

N/A 3.5432 in90 mm

N/A 60 º

N/A 45100 lbf200500 N

N/A 18200 lbf80900 N

N/A STEEL

N/A