Description
NTN Spherical Roller Bearing , 21313D1 Chisel Set Medium dry wall construction Size:125mm (5')*6Hole400#(Paper),1 tube (100Sheet) Hook & Loop (x100 pack) Wiring Tester Specification item model symbol 395 5057 dry wall construction The outer ring raceway of self aligning ball bearings forms a spherical surface whose center is common to the bearing center