Type A Ball Joint for Steering system

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Technology Specification:

Round smoothly without stagnation;

Ball clearance: axial straight angle direction 0.025~0.065mm, axial clearance<=0.3mm.

Thread precision: Grade 6H;

Ball pin: 35 carbon steel or 40 Cr steel;

Ball housing: High intensive Zinc alloy or Aluminum Magnesium Alloy;

Durability testing: It performs well after 1 million cycles durability testing under temperature 120 to -40 Celsius;

Refers to QC/T327-1999 and relevant standards.

Lubricant: ball housing has adequate lubricant.

Model	Size						Screw Thread		Most Loading	Angle
Model	L	L1	I	I1	I2	S	M	M1	KN	2θ
USJ-A5	27	14	21	8	10	9	M5-6H	M5-6h	2.2	45°
USJ-A6	30	15	26	11	12	11	M6-6H	M6-6h	3.5	45°
USJ-A8	38	19	31	13	14	14	M8-6H	M8-6h	8	45°
USJ-A10	43.5	22	37.5	21	16.5	17	M10-6H	M10-6h	10	45°
USJ-A12	50	25	42	18	19	19	M12-6H	M12-6h	12	45°
USJ-A14	57	26	56	22	21.5	22	M14-6H	M14-6h	19.8	45°
USJ-A16	64	32	60	23	23.5	22	M16*1.5-6H	M16*1.5-6h	26	35°
USJ-A18	71	34	68	25	26.5	27	M18*1.5-6H	M18*1.5-6h	33	35°
USJ-A20	77	35	68	25	27	30	M20*1.5-6H	M20*1.5-6h	49	35°
USJ-A22	84	41	70	26	28	32	M22*1.5-6H	M22*1.5-6h	48	27°