Mass: 0.235kg/pc
Dimensions: 25*62*17mm
Material: chrome steel
Brand: NACHI or other brands
ZE: metal seal (equals to ZZ)
2NSE: rubber seals on both sizes (equals to 2RS)
Dimensions: 30X72X19mm
Weight: 0.35kg/piece
HS Code: 8482102000
Material: chrome steel
Number of Row: single row
Structure: deep groove ball bearing
Seal: rubber seal on both sides
Internal Play: C3, larger than C0
Dimensions: 30mm x 72mm x 19mm/Metric
ID (inner diameter)/Bore: 30mm
OD (outer diameter): 72mm
Width/Height/thickness: 19mm
Size: 30 x 72 x 19 mm
Weight: 0.346kg/pc
Inner (d): 35mm
Outer (D): 80mm
Width (B): 21mm
Weight (kg): 0.4650
2RS: Rubber seal on both sides
NR: Bearing with snap ring groove and snap ring
Cross Reference: 6307-2RSNR, 6307 2RS NR, 6307-2RS-NR, 6307-2RS1NR, 6307DDU NR, etc.