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Outer spherical ball bearing
Outer spherical bearing with vertical seat
Outer spherical ball bearing with square seat
Outer spherical bearing with diamond seat
Outer spherical ball bearing with circular seat
Outer spherical ball bearing with slider seat
Other spherical ball bearings with seats
Outer spherical (cylindrical) ball bearing
Eccentric sleeve
Tight set sleeve
Square ball linear slide
Straight slide HC series
Linear slide rail EC series
Linear slide MCN, MCW series
RC series linear slide rail - roller type linear slide rail
RQ series linear slide rail - silent roller type linear slide rail
Stamped linear bearing series
Special linear bearing series
Precision Ball Linear Guide Series
Ball linear slider series
Ball box type linear slider series
Vertical shaft support
Horizontal shaft support
Short box type ball linear slider
Linear (flange) bearing series
Square roller linear slide rail
Built in roller linear slide SG
Dual axis slide rail system LGD
Ball screw and nut seat
Specification table for ball screw pairs
Screw support seat
Suggested shaft end size (fixed side)
SFE large lead screw nut seat
SFU ball screw nut seat
Roller needle bearing series
KR、KRV series
Rod end joint series
Y-joint
Cylinder attachment single floating joint
Rod end joint specification table
Cylinder Attachment Single Earring CA
Lubrication type radial joint bearing
GE..ET XT、2RS series
GEG..ET 2RS series
GEBK...S series
GEG...ET-2RS series
GEBJ...S series
GE..C、GEG..C series
COM...T、HCOM...T series
GE...ES、GE...ES-2RS series
GEG..ES、GEG..ES-2RS series
GE...LO series
GE...HO-2RS series
GEZ...ES、GEZ...ES-2RS series
GK...DO series
GF...DO、GF...LO series
GIHR...DO、GIHR-K...DO series
GK...SK series
GK...CK series
SQ...RS series
SQZ...RS series
SQD series
GIHO...DO series
COM、HCOM series
Deep groove ball bearing
Single row open or sealed
Single row open type
Double row
Angular contact ball bearing
Single row open or sealed design
Single row open design
Double row open or sealed design
Self-aligning ball bearing
Cylindrical hole (open or sealed)
Cylindrical hole or conical hole (open or sealed)
Cylindrical hole or conical hole (open type)
Widened inner ring
With set sleeve (open or sealed)
Open type with tightening sleeve
Thrust ball bearing
One way thrust ball bearing
Bidirectional thrust ball bearing
Cylindrical roller bearing
Cylindrical roller bearing with cage (floating bearing)
Cylindrical roller bearing semi locating bearing
Cylindrical roller bearing with disc cage (semi locating bearing)
Cylindrical roller bearing with spacer (semi locating bearing)
Single row full loaded cylindrical roller bearing semi locating bearing
Double row full loaded cylindrical roller bearing, semi positioning and floating bearing
Cable pulley bearing cylindrical roller bearing with retaining groove
High precision cylindrical roller bearing double row floating bearing
Taper roller bearing
Single row tapered roller bearing
Paired tapered roller bearing
Single row Inch tapered roller bearing
Integral tapered roller bearing
Spherical roller bearing
Spherical roller bearing
Ring roller bearing
Ring roller bearing
Sealed ring roller bearing
Ring roller bearing with fixed sleeve
Ring roller bearing with detachable sleeve
Thrust cylindrical roller bearing
Thrust cylindrical roller bearing
Thrust spherical roller bearing
Thrust spherical roller bearing
Plummer blocks
SNL500 series
SNL3000 series
SNL3100 series
Screw rod support bearing
Unidirectional 760 series
Unidirectional sealing 760-2RS series
  1. Outer spherical ball bearing
  2. Outer spherical (cylindrical) ball bearing
  3. NAA3 series
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  • Bearing Unit No. NAA310
  • Shaft diamete
    d(mm) 50
    d(inch) -
  • Boundary dimensions（mm）/(in.)
    D 110/4.3307
    B 49.2/1.9370
    C 27/1.0630
    S 24.6/0.9685
    B1 66.6/2.6220
    B3 22.2/0.8740
    d1 76.2/3.0000
  • Eccentric sleeve A310
  • Basic Load Rating（N）
    Dynamic load (Cr) 61750
    Static load (Cor) 37800
  • Weight（Kg） 1.84
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