(dimensions in inches)

Bearing Type - Sealed

Bore Dia (d) - 0.1250

Outer Dia (D) - 0.2500

Width (B) - 0.1094

Radius (min) (rs) - 0.004

Dynamic Load Rating (Cr) - 54

Static Load Rating (Cor) - 17

Max Speed (Grease) (X1000 RPM) - 67

Max Speed (Oil) (X1000 RPM) - 80

Max. Shaft Shoulder Dia. Inner (Ui) - 0.2

Min. Housing Shoulder Dia., Outer (Uo) - 0.226

Ball Qty - 7

Ball Dia (Dw) - 0.0394

Weight (g) - 0.40

Precision - A1

Standard Clearance - K25

Material - Martensitic Stainless Steel

Also available in 52100 Chrome Steel

ABEC Grades 1, 3, 5, 7, and 9 are available.

Two PTFE seals = (TT), also availble with a single PTFE seal = (T)

• Model Number:SR144-TT
• Inner Diameter：3,175mm Outer Diameter：6,35mm Width：2,77876mm
• Type：Deep Groove Ball Bearings
• Update date：2026-01-14
• Application:steam Hydraulic control element,Spectrum Products,Gas turbine,Gripper Swing,chamfer,wheel lathe,Broadcasting System,light therapy instrument,electrocardiograph,clean stationery,education model Instruments
• Similar models:NSK FR144 NTN R144 ZEN SFR144 ISB R144 FBJ FR144JZZ FBJ R144 ZEN FR144-2Z AST SFR144ZZ ZEN SFR144-2Z AST SRW144
• BEARING POWER International Trading Co.,Ltd. specialize in SR144-TT products，there is large inventory of AST SR144-TT . We has been built up long-term cooperation with AST company, could make a bulk order of the SR144-TT Which AST SR144-TT is the most authentic, must choose BEARING POWER, what a whole variety, reasonable price, guaranteed quality, prompt delivery via Global express.Any inquiry, never hesitate to E-mail or call +86-022-58519721 to contact us.

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  RNA 4916U	90	110	30	IKO	Needle Roller Bearings
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  UCP314-44	69,85		78	FYH	Bearing Units
  9x18x7mm	9	18	7	CONSOLIDATED	OIL SEALS