Bi-metal Bushing I Lead-free MBB Bushing Series from CCTY

Bi-Metal Bushings

The lead free bi-metal bushing from CCTY has high load capacity, excellent resistance to fatigue under dynamic load or impact load. It also has excellent performance in swing conditions and works well in narrow space applications. The lead-free material is compliant to RoHS and REACH.

The MBB lead-free bushing is comprised of a bronze layer, steel backing and copper plating or phosphate coating. Available as cylindrical, flanged and thrust.

Applications for this bi-metal bushing include axles, steering systems, material handling, and agricultural and construction equipment.

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Bi-Metal Bushing Technical Parameters


Technical parameter	Unit	Value
Maximum load (static)	Mpa	300
Temperature range	°C	-40 / +250
Coefficient of friction	–	0.06 – 0.15
Maximum sliding velocity	m/s	2.5
Size range (inner diameter)	mm	10 – 173

units: mm

	Nominal Diameter and Width			Wall Thickness	Shaft Diameter	Housing ID	Installed Bushing ID	Clearance
Part Number	ID	OD	Width	min / max	min / max	min / max	min / max	min / max
	20	23		1.5	19.967 20.000	23.000 23.021	20.020 20.161	0.020 0.194
MBB 2025			24.5 25.5
MBB 2030			29.5 30.5
MBB 2215	22	25	14.75 15.25	1.5	21.967 22.000	25.000 25.021	22.020 22.161	0.020 0.194
MBB 2220			19.5 20.5
MBB 2225			24.5 25.5
MBB 2230			29.5 30.5
MBB 2515	25	28	14.75 15.25	1.5	24.967 25.000	28.000 28.021	25.020 25.161	0.020 0.194
MBB 2520			19.5 20.5
MBB 2525			24.5 25.5
MBB 2530			29.5 30.5
MBB 2815	28	32	14.75 15.25	2	27.967 28.000	32.000 32.025	28.040 28.185	0.040 0.218
MBB 2820			19.75 20.25
MBB 2825			24.75 25.25
MBB 2830			29.5 30.5
MBB 3015	30	34	14.75 15.25	2	29.967 30.000	34.000 34.025	30.040 30.185	0.040 0.218
MBB 3020			19.75 20.25
MBB 3025			19.75 20.25
MBB 3030			29.5 30.5
MBB 3040			39.5 40.5
MBB 3230	32	36	29.5 30.5	2	31.961 32.000	36.000 36.025	32.040 32.185	0.040 0.224
MBB 3240			39.5 40.5
MBB 3515	35	39	14.75 15.25	2	34.961 35.000	39.000 39.025	35.040 35.185	0.040 0.224
MBB 3520			19.75 20.25
MBB 3525			19.75 20.25
MBB 3530			29.5 30.5
MBB 3535			34.5 35.5
MBB 3540			39.5 40.5
MBB 3545			44.5 45.5
MBB 3550			49.5 50.5
MBB 4020	40	44	19.75 20.25	2	39.961 40.000	44.000 44.025	40.040 40.185	0.040 0.224
MBB 4030			29.5 30.5
MBB 4040			39.5 40.5
MBB 4050			49.5 50.5
MBB 4060			59.5 60.5
MBB 4530	45	50	29.75 30.25	2.5	44.961 45.000	50.000 50.025	45.080 45.225	0.080 0.264
MBB 4540			39.5 40.5
MBB 4550			49.5 50.5
MBB 4560			59.5 60.5
MBB 5030	50	55	29.75 30.25	2.5	49.961 50.000	55.000 55.030	50.080 50.230	0.080 0.269
MBB 5040			39.5 40.5
MBB 5050			49.5 50.5
MBB 5060			59.5 60.5
MBB 5535	55	60	34.5 35.5	2.5	54.954 55.000	60.000 60.030	55.080 55.230	0.080 0.276
MBB 5540			39.5 40.5
MBB 5555			54.5 55.5
MBB 5560			59.5 60.5
MBB 6030	60	65	29.75 30.25	2.5	59.954 60.000	65.000 65.030	60.080 60.230	0.080 0.276
MBB 6040			39.5 40.5
MBB 6060			59.5 60.5
MBB 6540	65	70	39.5 40.5	2.5	64.954 65.000	70.000 70.030	65.080 65.230	0.080 0.276
MBB 6550			49.5 50.5
MBB 6560			59.5 60.5
MBB 6570			69.25 70.75
MBB 7040	70	75	39.5 40.5	2.5	69.954 70.000	75.000 75.030	70.080 70.230	0.080 0.276
MBB 7045			44.5 45.5
MBB 7050			49.5 50.5
MBB 7065			64.25 65.75
MBB 7080			79.25 80.75
MBB 7540	75	80	39.5 40.5	2.5	74.954 75.000	80.000 80.030	75.080 75.230	0.080 0.276
MBB 7560			59.5 60.5
MBB 7580			79.25 80.75
MBB 8040	80	85	39.5 40.5	2.5	79.954 80.000	85.000 85.035	80.080 80.235	0.080 0.281
MBB 8060			59.5 60.5
MBB 8075			74.25 75.75
MBB 8080			79.25 80.75
MBB 8560	85	90	59.5 60.5	2.5	84.946 85.000	90.000 90.035	85.080 85.235	0.080 0.289
MBB 9040	90	95	39.5 40.5	2.5	89.946 90.000	95.000 95.035	90.080 90.235	0.080 0.289
MBB 9070			69.25 70.75
MBB 9090			89.25 90.75
MBB 10040	100	105	39.5 40.5	2.5	99.946 100.000	105.000 105.035	100.080 100.235	0.080 0.289
MBB 10050			49.5 50.5
MBB 10060			59.5 60.5
MBB 10080			79.25 80.75
MBB 10095			94.25 95.75
MBB 12050	120	125	49.5 50.5	2.5	119.946 120.000	125.000 125.040	120.080 120.240	0.080 0.294
MBB 13560	135	140	59.5 60.5	2.5	134.937 135.000	140.000 140.040	135.080 135.240	0.080 0.303