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MetalMiracle has been producing Slewing Bearings since 1986. 

Applications: Special Equip,Mining Equip, Excavator, Robot, Wind Turbine and machinery. 
Meterial: 42CrMo4V, CK50, Aluminum Alloy and Stainless Steel. 
Roller Elements: GCr15SiMn, PA66. 

For example, the Part Numbers of slewing bearings used for excavators including but not limited to:

KNB10130
KMB10410
KMB0499
KLB0202
KBB11710
KRB1347
KRB1601
87472588
KBB10080
KBB11350
KBB10100
KBB11330
KSB10070
KTB0847
216-8922
155-6799
260-6345
102-6377
114-1565
148-4741
BA4890200
123-1703
171-9393
512-8893
229-1077
4I-7417
6I-6144
333-3080
171-9396
191-2597
114-1458
229-1080
267-6831
190-8207
199-4646
7Y-1561
114-1414
7Y-1563
148-4691
227-6081
333-2971
227-6085
7Y-0745
114-1475
199-4475
267-6833
7Y-0933
191-2560
199-4658
227-6091
227-6089
333-3067
136-2696
227-6094
227-6169
227-6053
333-3044
102-6392
191-2647
267-6788
367-8361
378-9586
5748203
199-4491
227-0612
227-6099
2109-1033
2109-9025B
2109-9035
2109-6022
109-00052
109-00162
109-00030B
109-00157
2109-1059A
2109-9047
2109-1060
109-00161
109-00159
9285583
PG200154
AT475158
AT407122
AT409348
1785692
109-00181A
K1006604
140109-00026
9098995
9102726
9098993
9102727
9154037
9098980
9112188
9166468
9099109
4193433
4272342
4376753
9045260
9184497
9169646
9257843
9260971
9245728
9196732
9260096
9245698
9247287
9196498
9134215
9321216
81N4-01020
81EM-00020
81Q6-00020
81EN-00052GG
81Q9-01020
81NA-01020
81QB-01020
81N3-01020
81E3-10010
81N5-01020
81N6-00021
81EN-00051
E281-1002
81N8-00021
81N9-01020
81EH-00020
54E7-00710
81NB-01021
81M8-01020
51M6-40000
81N1-01020
60540819
60540802
60540536
234/11000
931/10297
KMB0237
JNB0146
KNB0137
JRB0014
331/12091
JRB0017
KBB0282
916/10029
JSB0022
JSB0006
331/11824
KTB0796
237-20204010
107-20207000
054-20211000
587-20203010
527-20203000
777-20208000
147-20201000
197-20201000
297-20201000
867-2020300
317-20201000
157-20204000
304-20201000
607-20201010
2425U236F1
24100N4036F3
R25N0010
24100N2672F2
24100N3354F2
24100N3631F1
24100N3978F2
2425U121C3
24100N2671F1
24100N4118F1
S19130-03600
S19130-03000
24100N4072F1
2425U250F1
PY40F00001F1
PA40F00003F1
24100N7529F2
YY40F00009F1
LP40F00002F1
24100N8102F1
YM40F00001F1
YM40F00006F1
24100N7440F1
YN40F00019F2
YN40F00026F1
YB40F00001F1
YN40F00042F2
YB40F00011F1
24100N7441F1
LQ40F00004F1
YN40F00007F1
YN40F00014F1
LQ40F00014F1
2425U240F1
2425U262F1
LC40F00009F1
LC40F00018F1
2425U239F3
2425U340F1
LS40F0003F1
LS40F0008F1
2425U261F1
2425U252F1
203-25-00011
203-25-41301
203-25-51200
203-25-61100
203-25-62100
21N-25-11100
21N-25-31100
21N-25-00201
21N-25-31101
203-25-62200
22B-25-21100
21K-25-21110
21K-25-33100
21P-25-K1100
21K-25-00101
205-25-00014
205-25-62212
205-25-00023
20Y-25-11103
20Y-25-21200
20Y-25-21100
206-25-00200
20Y-25-28110
20Y-25-00301
20Y-25-00400
206-25-00301
22U-25-11101
22U-25-11102
22U-25-00101
22U-25-00210
206-25-00400
20S-25-11101
20S-25-71101
207-25-11104
207-25-00022
207-25-51100
207-25-61100
22U-25-31100
20S-25-81100
207-25-00200
208-25-00010
208-25-00022
208-25-52101
208-25-61100
22U-25-21101
22U-25-41101
201-25-51100
201-25-61100
201-25-72102
201-25-71100
21M-25-11100
209-25-61100
209-25-00101
209-25-00102
20X-25-31100
21W-25-41100
203-25-68100
90001725
982751901
982752401
939500601
933628601
932178201
931850001
KAB0230
KAB0336
KAB0440
KRB0250
KRB0374
KSB0206
KTB0466
KMB0327
KNB0434
KNB0702
KMB0419
KMB0356
KLB0081
KRB11710
KRB1090
KRB0413
KRB0898

Sichuan MetalMiracle Industry Corp.|Slewing Bearings

https://www.slewingbearing.tech/