Ball spline (also rotary and stroke type)

The Nippon Bearing ball spline is a linear motion mechanism utilizing the rotational motion of ball elements that can sustain loads and at the same time can transfer torque. It can be used in a wide variety of applications including robotics and transport type equipment.

TRF-E

Types of spline nut

Types		Advantage
Cylindrical type	SSP SME-W_SMSE-W	Cylindrical spline nut with key groove With special key Nominal diameter: 4-100
	SSPS SME-W_SMSE-W	Anti-corrosion type Nominal diameter: 4-25
	SSPM TWA_TWA-W	Cylindrical spline nut without key groove With two lock plates for fixing Nominal diameter: 6-10
Flange type	SSPF WA_LWA	Spline nut with flange Nominal diameter: 6-60
	SSPFS WA_LWA	Anti-corrosion type Nominal diameter: 6-25
	SSPT RV	Spline nut with a two side cut flange Nominal diameter: 6-10
Block type	SPR SGL-TF_SGLS-TF	Consists of a spline nut and a rotating portion using cross rollers Nominal diameter: 6-60
Rotary type	SPB Cannot find the download. ID=74	Consists of a spline nut and a rotating portion using cross rollers Nominal diameter: 16-20-25

Discontinued productlist: SPLFS

Type of spline shaft

ALR_ALRB

Depending on the application requirements, either a ground spline shaft or a non-ground (commercial grade) spline shaft is available.

Types	Shape	Advantage
Ground spline shaft		Precision ground and precision machined surface finish High precision Possible to machine ends of spline shaft and surface treatment Nominal diameter: 4-100
Standard		Standard dimension and shape Accuracy grade: high grade Nominal diameter: 4-60
Commercial shaft (non-ground), commercial		For general industrial use cost effective Cost efficient Possible to machine ends of spline shaft and surface treatmentt Nominal diameter: 20-50 Maximum length: 5000mm