ballscrew BNK

▶ Products : LM Guide >THK LM Guide >THK Ball Screw >Type BNK0802-3

BNK0401-3 | BNK0601-3 | BNK0801-3 | BNK0802-3 | BNK1002-3 | BNK1004-2.5 | BNK1010-1.5 | BNK1202-3 | BNK1205-2.5
BNK1402-3 | BNK1404-3 | BNK1408-2.5 | BNK1510-5.6 | BNK1520-3 | BNK1616-3.6 | BNK2010-2.5 | BNK2020-3.6 | BNK2520-3.6

Ball Screw specifications
Lead (mm)	2
BCD (mm)	8.3
Thread minor diameter (mm)	7.0
Threading direction/ no. of threaded grooves	Right-hand, 1
No. of circuits	3 rowsX 1 turn
Clearance symbol	G0	GT	G2
Axial clearance (mm)	0	0.005 Max	0.02 Max
Basic dynamic load rating Ca(kN)	1.4
Basic static load rating C0a(kN)	2.3
Preload torque (N·m)	∼2.0×10^-2	-
Spacer ball	None

Unit : mm

1kN≒102kgf

Ball Screw model No.	Stroke	Screw-shaft length			Screw-shaft longitudinal-axis runout D	Nut circumferential runout H	Flange perpen- dicularity I	Shaft thread runout J
Ball Screw model No.	Stroke	L1	L2	L3	Screw-shaft longitudinal-axis runout D	Nut circumferential runout H	Flange perpen- dicularity I	Shaft thread runout J
BNK 0802-3RRG0 + 125LC3Y	40	75	86	125	0.025	0.009	0.008	0.008
BNK 0802-3RRG0 + 125LC5Y					0.025	0.012	0.010	0.010
BNK 0802-3RRG2 + 125LC7Y					0.035	0.020	0.014	0.014
BNK 0802-3RRG0 + 155LC3Y	70	105	116	155	0.030	0.009	0.008	0.008
BNK 0802-3RRG0 + 155LC5Y					0.035	0.012	0.010	0.010
BNK 0802-3RRG2 + 155LC7Y					0.050	0.020	0.014	0.014
BNK 0802-3RRG0 + 185LC3Y	100	135	146	185	0.030	0.009	0.008	0.008
BNK 0802-3RRG0 + 185LC5Y					0.035	0.012	0.010	0.010
BNK 0802-3RRG2 + 185LC7Y					0.050	0.020	0.014	0.014
BNK 0802-3RRG0 + 235LC3Y	150	185	196	235	0.035	0.009	0.008	0.008
BNK 0802-3RRG0 + 235LC5Y					0.050	0.012	0.010	0.010
BNK 0802-3RRG2 + 235LC7Y					0.065	0.020	0.014	0.014