{"id":53289,"date":"2025-08-19T09:40:13","date_gmt":"2025-08-19T01:40:13","guid":{"rendered":"https:\/\/www.slewing-bearing.com\/?post_type=product&p=53289"},"modified":"2025-08-19T10:22:36","modified_gmt":"2025-08-19T02:22:36","slug":"single-row-cross-roller-slewing-bearing-for-excavators-and-cranes","status":"publish","type":"product","link":"https:\/\/www.slewing-bearing.com\/product\/single-row-cross-roller-slewing-bearing-for-excavators-and-cranes\/","title":{"rendered":"Single Row Cross Roller Slewing Bearing for Excavators and Cranes"},"content":{"rendered":"

High-Precision Cross Roller Design<\/h3>\n

The ZZ single row cross roller slewing bearing<\/strong> provides exceptional stability and precision. Its cylindrical rollers arranged at 90\u00b0 in a cross pattern<\/strong> increase rigidity and allow the bearing to handle axial, radial, and tilting moment loads simultaneously<\/strong>. This makes it suitable for excavators, cranes, drilling rigs, and aerial work platforms<\/strong> where precise rotation and load-bearing capacity are critical.<\/p>\n

\r\n \r\n \r\n \r\n \r\n \r\n \r\n \r\n \r\n \r\n \r\n \r\n \r\n \r\n \r\n \r\n \r\n \r\n \r\n \r\n \r\n \r\n \r\n \r\n \r\n \r\n \r\n \r\n \r\n \r\n
\u3000<\/th>\r\n Dimensions<\/th>\r\n Fixing Holes<\/th>\r\n \u00a0Structure Size<\/th>\r\n Gear data\u00a0<\/th>\r\n External gear data<\/th>\r\n Internal gear data<\/th>\r\n <\/tr>\r\n
Code<\/th>\r\n Curva<\/th>\r\n D
\r\n (mm)<\/th>\r\n 		d
\r\n (mm)<\/th>\r\n 		H
\r\n (mm)<\/th>\r\n 		D1<\/sub>
\r\n (mm)<\/th>\r\n 		D2<\/sub>
\r\n (mm)<\/th>\r\n 		dn1<\/sub>
\r\n dn2<\/sub>
\r\n (mm)<\/th>\r\n 		dm1<\/sub>
\r\n dm2<\/sub>
\r\n (mm)<\/th>\r\n 		L
\r\n (mm)<\/th>\r\n 		n\u00a0<\/th>\r\n n1<\/sub><\/th>\r\n D3<\/sub>
\r\n (mm)<\/th>\r\n 		d1<\/sub>
\r\n (mm) \u00a0\u00a0<\/th>\r\n 		H1<\/sub>
\r\n (mm)<\/th>\r\n 		h
\r\n (mm)<\/th>\r\n 		b
\r\n (mm)<\/th>\r\n 		m
\r\n (mm)<\/th>\r\n 		da<\/sub>
\r\n (mm)<\/th>\r\n 		z\u00a0<\/th>\r\n da<\/sub>
\r\n (mm)<\/th>\r\n 		z\u00a0<\/th>\r\n <\/tr>\r\n
11.25.500<\/a><\/td>\r\n 1<\/td>\r\n 602<\/td>\r\n 398<\/td>\r\n 75<\/td>\r\n 566<\/td>\r\n 434<\/td>\r\n 18<\/td>\r\n M16<\/td>\r\n 32<\/td>\r\n 20<\/td>\r\n 4<\/td>\r\n 498<\/td>\r\n 502<\/td>\r\n 65<\/td>\r\n 10<\/td>\r\n 60<\/td>\r\n 5
\r\n 6<\/td>\r\n 		629
\r\n 628.8<\/td>\r\n 		123
\r\n 102<\/td>\r\n 		367
\r\n 368.4<\/td>\r\n 		74
\r\n 62<\/td>\r\n <\/tr>\r\n
11.25.560<\/a><\/td>\r\n 2<\/td>\r\n 662<\/td>\r\n 458<\/td>\r\n 75<\/td>\r\n 626<\/td>\r\n 494<\/td>\r\n 18<\/td>\r\n M16<\/td>\r\n 32<\/td>\r\n 20<\/td>\r\n 4<\/td>\r\n 558<\/td>\r\n 562<\/td>\r\n 65<\/td>\r\n 10<\/td>\r\n 60<\/td>\r\n 5
\r\n 6<\/td>\r\n 		689
\r\n 688.8<\/td>\r\n 		135
\r\n 112<\/td>\r\n 		427
\r\n 428.4<\/td>\r\n 		86
\r\n 72<\/td>\r\n <\/tr>\r\n
11.25.630<\/a><\/td>\r\n 3<\/td>\r\n 732<\/td>\r\n 528<\/td>\r\n 75<\/td>\r\n 696<\/td>\r\n 564<\/td>\r\n 18<\/td>\r\n M16<\/td>\r\n 32<\/td>\r\n 24<\/td>\r\n 4<\/td>\r\n 628<\/td>\r\n 632<\/td>\r\n 65<\/td>\r\n 10<\/td>\r\n 60<\/td>\r\n 6
\r\n 8<\/td>\r\n 		772.8
\r\n 774.4<\/td>\r\n 		126
\r\n 94<\/td>\r\n 		494.4
\r\n 491.2<\/td>\r\n 		83
\r\n 62<\/td>\r\n <\/tr>\r\n
11.25.710<\/a><\/td>\r\n 4<\/td>\r\n 812<\/td>\r\n 608<\/td>\r\n 75<\/td>\r\n 776<\/td>\r\n 644<\/td>\r\n 18<\/td>\r\n M16<\/td>\r\n 32<\/td>\r\n 24<\/td>\r\n 4<\/td>\r\n 708<\/td>\r\n 712<\/td>\r\n 65<\/td>\r\n 10<\/td>\r\n 60<\/td>\r\n 6
\r\n 8<\/td>\r\n 		850.8
\r\n 854.4<\/td>\r\n 		139
\r\n 104<\/td>\r\n 		572.4
\r\n 571.2<\/td>\r\n 		96
\r\n 72<\/td>\r\n <\/tr>\r\n
11.28.800<\/td>\r\n 5<\/td>\r\n 922<\/td>\r\n 678<\/td>\r\n 82<\/td>\r\n 878<\/td>\r\n 722<\/td>\r\n 22<\/td>\r\n M20<\/td>\r\n 40<\/td>\r\n 30<\/td>\r\n 6<\/td>\r\n 798<\/td>\r\n 802<\/td>\r\n 72<\/td>\r\n 10<\/td>\r\n 65<\/td>\r\n 8
\r\n 10<\/td>\r\n 		966.4
\r\n 968<\/td>\r\n 		118
\r\n 94<\/td>\r\n 		635.2
\r\n 634<\/td>\r\n 		80
\r\n 64<\/td>\r\n <\/tr>\r\n
11.28.900<\/td>\r\n 6<\/td>\r\n 1022<\/td>\r\n 778<\/td>\r\n 82<\/td>\r\n 978<\/td>\r\n 822<\/td>\r\n 22<\/td>\r\n M20<\/td>\r\n 40<\/td>\r\n 30<\/td>\r\n 6<\/td>\r\n 898<\/td>\r\n 902<\/td>\r\n 72<\/td>\r\n 10<\/td>\r\n 65<\/td>\r\n 8
\r\n 10<\/td>\r\n 		1062.4
\r\n 1068<\/td>\r\n 		130
\r\n 104<\/td>\r\n 		739.2
\r\n 734<\/td>\r\n 		93
\r\n 74<\/td>\r\n <\/tr>\r\n
11.28.1000<\/td>\r\n 7<\/td>\r\n 1122<\/td>\r\n 878<\/td>\r\n 82<\/td>\r\n 1078<\/td>\r\n 922<\/td>\r\n 22<\/td>\r\n M20<\/td>\r\n 40<\/td>\r\n 36<\/td>\r\n 6<\/td>\r\n 998<\/td>\r\n 1002<\/td>\r\n 72<\/td>\r\n 10<\/td>\r\n 65<\/td>\r\n 10
\r\n 12<\/td>\r\n 		1188
\r\n 1185.6<\/td>\r\n 		116
\r\n 96<\/td>\r\n 		824
\r\n 820.8<\/td>\r\n 		83
\r\n 69<\/td>\r\n <\/tr>\r\n
11.28.1120<\/td>\r\n 8<\/td>\r\n 1242<\/td>\r\n 998<\/td>\r\n 82<\/td>\r\n 1198<\/td>\r\n 1042<\/td>\r\n 22<\/td>\r\n M20<\/td>\r\n 40<\/td>\r\n 36<\/td>\r\n 6<\/td>\r\n 1118<\/td>\r\n 1122<\/td>\r\n 72<\/td>\r\n 10<\/td>\r\n 65<\/td>\r\n 10
\r\n 12<\/td>\r\n 		1298
\r\n 1305.6<\/td>\r\n 		127
\r\n 106<\/td>\r\n 		944
\r\n 940.8<\/td>\r\n 		95
\r\n 79<\/td>\r\n <\/tr>\r\n
11.32.1250<\/td>\r\n 9<\/td>\r\n 1390<\/td>\r\n 1110<\/td>\r\n 91<\/td>\r\n 1337<\/td>\r\n 1163<\/td>\r\n 26<\/td>\r\n M24<\/td>\r\n 48<\/td>\r\n 40<\/td>\r\n 5<\/td>\r\n 1248<\/td>\r\n 1252<\/td>\r\n 81<\/td>\r\n 10<\/td>\r\n 75<\/td>\r\n 12
\r\n 14<\/td>\r\n 		1449.6
\r\n 1453.2<\/td>\r\n 		118
\r\n 101<\/td>\r\n 		1048.8
\r\n 1041.6<\/td>\r\n 		88
\r\n 75<\/td>\r\n <\/tr>\r\n
11.32.1400<\/td>\r\n 10<\/td>\r\n 1540<\/td>\r\n 1260<\/td>\r\n 91<\/td>\r\n 1487<\/td>\r\n 1313<\/td>\r\n 26<\/td>\r\n M24<\/td>\r\n 48<\/td>\r\n 40<\/td>\r\n 5<\/td>\r\n 1398<\/td>\r\n 1402<\/td>\r\n 81<\/td>\r\n 10<\/td>\r\n 75<\/td>\r\n 12
\r\n 14<\/td>\r\n 		1605.6
\r\n 1607.2<\/td>\r\n 		131
\r\n 112<\/td>\r\n 		1192.8
\r\n 1195.6<\/td>\r\n 		100
\r\n 86<\/td>\r\n <\/tr>\r\n
11.32.1600<\/td>\r\n 11<\/td>\r\n 1740<\/td>\r\n 1460<\/td>\r\n 91<\/td>\r\n 1687<\/td>\r\n 1513<\/td>\r\n 26<\/td>\r\n M24<\/td>\r\n 48<\/td>\r\n 45<\/td>\r\n 5<\/td>\r\n 1598<\/td>\r\n 1602<\/td>\r\n 81<\/td>\r\n 10<\/td>\r\n 75<\/td>\r\n 14
\r\n 16<\/td>\r\n 		1817.2
\r\n 1820.8<\/td>\r\n 		127
\r\n 111<\/td>\r\n 		1391.6
\r\n 1382.4<\/td>\r\n 		100
\r\n 87<\/td>\r\n <\/tr>\r\n
11.32.1800<\/td>\r\n 12<\/td>\r\n 1940<\/td>\r\n 1660<\/td>\r\n 91<\/td>\r\n 1887<\/td>\r\n 1713<\/td>\r\n 26<\/td>\r\n M24<\/td>\r\n 48<\/td>\r\n 45<\/td>\r\n 5<\/td>\r\n 1798<\/td>\r\n 1802<\/td>\r\n 81<\/td>\r\n 10<\/td>\r\n 75<\/td>\r\n 14
\r\n 16<\/td>\r\n 		2013.2
\r\n 2012.8<\/td>\r\n 		141
\r\n 123<\/td>\r\n 		1573.6
\r\n 1574.4<\/td>\r\n 		113
\r\n 99<\/td>\r\n <\/tr>\r\n
11.40.2000<\/td>\r\n 13<\/td>\r\n 2178<\/td>\r\n 1825<\/td>\r\n 112<\/td>\r\n 2110<\/td>\r\n 1891<\/td>\r\n 33<\/td>\r\n M30<\/td>\r\n 60<\/td>\r\n 48<\/td>\r\n 8<\/td>\r\n 1997<\/td>\r\n 2003<\/td>\r\n 100<\/td>\r\n 12<\/td>\r\n 90<\/td>\r\n 16
\r\n 18<\/td>\r\n 		2268.8
\r\n 2264.4<\/td>\r\n 		139
\r\n 123<\/td>\r\n 		1734.4
\r\n 1735.2<\/td>\r\n 		109
\r\n 97<\/td>\r\n <\/tr>\r\n
11.40.2240<\/td>\r\n 14<\/td>\r\n 2418<\/td>\r\n 2065<\/td>\r\n 112<\/td>\r\n 2350<\/td>\r\n 2131<\/td>\r\n 33<\/td>\r\n M30<\/td>\r\n 60<\/td>\r\n 48<\/td>\r\n 8<\/td>\r\n 2237<\/td>\r\n 2243<\/td>\r\n 100<\/td>\r\n 12<\/td>\r\n 90<\/td>\r\n 16
\r\n 18<\/td>\r\n 		2492.8
\r\n 2498.4<\/td>\r\n 		153
\r\n 136\u00a0<\/td>\r\n 		1990.4
\r\n 1987.2<\/td>\r\n 		125
\r\n 111<\/td>\r\n <\/tr>\r\n
11.40.2500<\/td>\r\n 15<\/td>\r\n 2678<\/td>\r\n 2325<\/td>\r\n 112<\/td>\r\n 2610<\/td>\r\n 2391<\/td>\r\n 33<\/td>\r\n M30<\/td>\r\n 60<\/td>\r\n 56<\/td>\r\n 8<\/td>\r\n 2497<\/td>\r\n 2503<\/td>\r\n 100<\/td>\r\n 12<\/td>\r\n 90<\/td>\r\n 18
\r\n 20<\/td>\r\n 		2768.4
\r\n 2776<\/td>\r\n 		151
\r\n 136<\/td>\r\n 		2239.2
\r\n 2228<\/td>\r\n 		125
\r\n 112<\/td>\r\n <\/tr>\r\n
11.40.2800<\/td>\r\n 16<\/td>\r\n 2978<\/td>\r\n 2625<\/td>\r\n 112<\/td>\r\n 2910<\/td>\r\n 2691<\/td>\r\n 33<\/td>\r\n M30<\/td>\r\n 60<\/td>\r\n 56<\/td>\r\n 8<\/td>\r\n 2797<\/td>\r\n 2803<\/td>\r\n 100<\/td>\r\n 12<\/td>\r\n 90<\/td>\r\n 18
\r\n 20<\/td>\r\n 		3074.4
\r\n 3076<\/td>\r\n 		168
\r\n 151<\/td>\r\n 		2527.2
\r\n 2528<\/td>\r\n 		141
\r\n 127<\/td>\r\n <\/tr>\r\n
11.50.3150<\/td>\r\n 17<\/td>\r\n 3376<\/td>\r\n 2922<\/td>\r\n 134<\/td>\r\n 3286<\/td>\r\n 3014<\/td>\r\n 45<\/td>\r\n M42<\/td>\r\n 84<\/td>\r\n 56<\/td>\r\n 8<\/td>\r\n 3147<\/td>\r\n 3153<\/td>\r\n 122<\/td>\r\n 12<\/td>\r\n 110<\/td>\r\n 20
\r\n 22<\/td>\r\n 		3476
\r\n 3471.6<\/td>\r\n 		171
\r\n 155<\/td>\r\n 		2828
\r\n 2824.8<\/td>\r\n 		142
\r\n 129<\/td>\r\n <\/tr>\r\n
11.50.3550<\/td>\r\n 18<\/td>\r\n 3776<\/td>\r\n 3322<\/td>\r\n 134<\/td>\r\n 3686<\/td>\r\n 3414<\/td>\r\n 45<\/td>\r\n M42<\/td>\r\n 84<\/td>\r\n 56<\/td>\r\n 8<\/td>\r\n 3547<\/td>\r\n 3553<\/td>\r\n 122<\/td>\r\n 12<\/td>\r\n 110<\/td>\r\n 20
\r\n 22<\/td>\r\n 		3876
\r\n 3889.6<\/td>\r\n 		191
\r\n 174<\/td>\r\n 		3228
\r\n 3220.8<\/td>\r\n 		162
\r\n 147<\/td>\r\n <\/tr>\r\n
11.50.4000<\/td>\r\n 19<\/td>\r\n 4226<\/td>\r\n 3772<\/td>\r\n 134<\/td>\r\n 4136<\/td>\r\n 3864<\/td>\r\n 45<\/td>\r\n M42<\/td>\r\n 84<\/td>\r\n 60<\/td>\r\n 10<\/td>\r\n 3997<\/td>\r\n 4003<\/td>\r\n 122<\/td>\r\n 12<\/td>\r\n 110<\/td>\r\n 22
\r\n 25<\/td>\r\n 		4329.6
\r\n 4345<\/td>\r\n 		194
\r\n 171<\/td>\r\n 		3660.8
\r\n 3660<\/td>\r\n 		167
\r\n 147<\/td>\r\n <\/tr>\r\n
11.50.4500<\/td>\r\n 20<\/td>\r\n 4726<\/td>\r\n 4272<\/td>\r\n 134<\/td>\r\n 4636<\/td>\r\n 4364<\/td>\r\n 45<\/td>\r\n M42<\/td>\r\n 84<\/td>\r\n 60<\/td>\r\n 10<\/td>\r\n 4497<\/td>\r\n 4503<\/td>\r\n 122<\/td>\r\n 12<\/td>\r\n 110<\/td>\r\n 22
\r\n 25<\/td>\r\n 		4835.6
\r\n 4845<\/td>\r\n 		217
\r\n 191<\/td>\r\n 		4166.8
\r\n 4160<\/td>\r\n 		190
\r\n 167<\/td>\r\n <\/tr>\r\n<\/table>\n

Compact and Strong<\/h3>\n

The compact design fits into tight spaces without sacrificing strength. High stiffness reduces deformation under heavy loads or sudden shocks. Machinery such as truck cranes, shield tunneling machines, and construction excavators<\/strong> operates more efficiently thanks to the bearing\u2019s stable performance.<\/p>\n

\"External

Durable Materials and Advanced Processing<\/h3>\n

ZZ manufactures this cross roller bearing from premium alloy steel<\/strong>. Through forging, quenching, and precision grinding<\/strong>, the bearing achieves long fatigue life and excellent wear resistance. Optimized raceway geometry ensures even load distribution, reducing stress points and extending service life.<\/p>\n

Sealing and Maintenance<\/h3>\n

The bearing features high-quality sealing systems<\/strong> to block dust, mud, and moisture. Integrated lubrication channels make maintenance easy and fast. Smooth rotation continues over long cycles, reducing downtime. This reliability makes the ZZ slewing bearing<\/strong> ideal for continuous operation in construction, mining, tunneling, and port equipment<\/strong>.<\/p>\n

Wide Applications<\/h3>\n

The cross roller bearing<\/strong> supports excavators, cranes, aerial platforms, shield tunneling machines, and port handling equipment<\/strong>. It also suits wind turbine yaw and pitch systems<\/strong>, where precision and stability are crucial. Engineers trust the bearing to deliver accurate rotation, consistent positioning, and long-term durability.<\/p>\n

ZZ Brand Reliability<\/h3>\n

ZZ slewing bearings meet international quality standards<\/strong>. Strict quality control and decades of manufacturing experience ensure consistent performance. Clients worldwide rely on ZZ single row cross roller slewing bearings<\/strong> for long service life, precision, and reduced maintenance costs<\/strong> in heavy machinery applications.<\/p>\n

Summary<\/h3>\n

The ZZ single row cross roller slewing bearing<\/strong> combines precision, durability, and compact design<\/strong>. Its cross roller layout supports multiple load types, while high-quality materials, sealing systems, and easy maintenance guarantee long-term performance. It offers a dependable solution for excavators, cranes, drilling rigs, tunneling machines, and wind energy systems<\/strong>.<\/p>\n","protected":false},"excerpt":{"rendered":"

The ZZ single row cross roller slewing bearing<\/strong> provides a reliable rotation solution for excavators, truck cranes, drilling rigs, and tunneling machines<\/strong>. Its rollers are arranged in a 90\u00b0 cross pattern<\/strong>, allowing the bearing to handle axial, radial, and tilting moment loads<\/strong> simultaneously. This design ensures high rigidity, stable rotation, and minimal deformation<\/strong>, making it ideal for heavy machinery operating under demanding conditions.<\/p>\n","protected":false},"featured_media":53305,"comment_status":"closed","ping_status":"closed","template":"","meta":[],"product_brand":[],"product_cat":[222],"product_tag":[88,3106,3107,3108],"class_list":{"0":"post-53289","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-slewing-bearing-for-excavator","7":"product_tag-crane-slewing-bearing","8":"product_tag-cross-roller-bearing","9":"product_tag-excavator-slewing-ring","10":"product_tag-heavy-machinery-slewing-ring","12":"first","13":"instock","14":"shipping-taxable","15":"product-type-simple"},"yoast_head":"\nSingle Row Cross Roller Slewing Bearing for Excavators and Cranes<\/title>\n<meta name=\"description\" content=\"ZZ single row cross roller slewing bearing delivers precise rotation, high load capacity, and long service 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