Detail specifications : BNS 2020
Number of loaded circuitsDN ValuePreloadMethod for Providing a PreloadType of guide
1row × 1.80 turns70000YesOver ballBall

Shaft process methodBall cageSplined portionHollow shaftRecommended support unit on the Fixed Side type
PrecisionNoneYesYesNone

Recommended support unit on the Supported Side typeTypes of NutsThreading directionSpacer ballRigidity in the axial direction (N/μm)
NoneSingle nutRight-handNone150.0

Number of threaded groovesDust prevention measureDust prevention measures for the Support Bearing unitDust cover typeWiper ring is available
1NoneNone, UUBellows, screw coverNone

QZ Lubricator is availableWith/without oil holeNipple, plumbing fixture typeType using standard materialStandard grease
NoneNoneNoneIron-basedAFB-LF

Standard lubrication methodStandard sealWhether it is possible to change to a high temperature typeSpline typesPreload grade of the Ball Spline
Grease LubricationNoneCannot be supportedLTRLight preload(CL)

Accuracy of the Ball SplineNut surface treatmentShaft surface treatmentMinimum service temperature Centigrade (°C)Minimum service temperature Fahrenheit (°F)
High-accuracy grade(H)AP-CF, AP-C, AP-HC, otherAP-CF, AP-C, AP-HC, other-155

Maximum service temperature(Centigrade°C)Maximum service temperature(Fahrenheit°F)Finished product of the shaft end (with/without)
80176None

Detail data
Dimensional drawing/
Detail dimensional table
en_a15_304.pdf