XCMG Slewing Reducer Assembly

The XCMG Slewing Reducer Assembly is a critical component in XCMG’s heavy – machinery lineup. It plays a vital role in enabling smooth and efficient slewing operations, which are essential for the proper functioning of various construction and industrial equipment. This assembly is engineered with precision and incorporates a variety of components to ensure high – performance and reliability.

Product Description of XCMG Slewing Reducer Assembly

Valve – related Components
The TIME DELAY VALVE is an important part of the slewing reducer assembly. It helps in controlling the flow of hydraulic fluid, ensuring that the slewing motion has the appropriate time – based characteristics. The RELIEF VALVE, on the other hand, serves as a safety mechanism. It releases excess pressure in the hydraulic system, preventing damage to the components. Additionally, there are several PLUGs (including the “堵头” which is also a type of plug in Chinese). These plugs are used to seal off certain ports or passages in the system, maintaining the integrity of the hydraulic circuit.
Sealing Components
O – RINGS are widely used throughout the XCMG Slewing Reducer Assembly. They act as seals, preventing hydraulic fluid leakage between different components. With multiple O – RINGS in the assembly, they ensure that the hydraulic system remains pressurized and functions properly. These O – RINGS are made from high – quality materials to withstand the high – pressure and high – temperature environment within the reducer.
Structural Components
The CASE of the slewing reducer assembly provides a protective housing for all the internal components. It is designed to be strong and durable, able to withstand the mechanical stresses and impacts during operation. There are multiple CASE parts, which are assembled together to form a complete enclosure. The SHAFT is another crucial component. It transfers the rotational force from the input source to the output, enabling the slewing motion.
Moving Components
The CYLINDER, PISTON, and SPRING PLATE work in tandem to generate and control the movement. The PISTON moves within the CYLINDER, driven by hydraulic pressure. The SPRING PLATE provides the necessary force and flexibility to ensure smooth movement. The SHOE and SHOE PLATE are in contact with other rotating parts, reducing friction and wear. The VALVE PLATE is responsible for directing the flow of hydraulic fluid within the assembly, controlling the operation of the entire system.
Fastening Components
Hexagon socket head bolts are used to fasten different parts of the assembly together. They provide a secure and reliable connection, ensuring that all components stay in place during operation. There are also PINS, which are used for alignment and to prevent relative movement between specific parts.

The XCMG Slewing Reducer Assembly is a complex and well – engineered component. With a combination of valve components, sealing elements, structural parts, moving components, and fastening elements, it is designed to provide reliable and efficient slewing performance for XCMG’s heavy – machinery. Each part, from the TIME DELAY VALVE to the PIN, plays a specific role in ensuring the overall functionality and longevity of the assembly.

Product Parameters of XCMG Slewing Reducer Assembly

ITEM	PART NO.	PART NAME	Q’TY
31	860120560	TIME DELAY VALVE	1
031-1	860126731	PLUG	2
33	860120561	BOLT	3
51	860139455	RELIEF VALVE	2
051-1	860126742	O-RING	2
100	860126744	CASE	1
101	803009145	SHAFT	1
111	860126733	CYLINDER	1
114	860126734	SPRING PLATE	1
121	860126735	PISTON	9
122	860126736	SHOE	9
123	860126737	PLATE	1
124	860139454	SHOE PLATE	1
131	860126745	VALVE PLATE	1
151	860126746	PLUG	2
161	860126747	O-RING	2
162	860126748	O-RING	2
163	860126749	O-RING	2
171	860126750	Hexagon socket head bolts	4
301	860126739	CASE	1
303	860139453	CASE	1
351	860133451	PISTON	2
355	860126753	SPRING	2
390	860125709	PLATE,NAME	1
391	860126754	PIN	2
ITEM	PART NO.	PART NAME	Q’TY
400	860126757	BYPASS VALVE ASSYMBLY	2
400-2	860126755	BACK-UP RING	2
400-1	860126756	O-RING	2
401	860120547	BOLT	4
443	860126740	BEARING	1
444	860126758	BEARING	1
451	860126759	PIN	2
469	860126760	PLUG	2
472	860126761	O-RING	1
488	860126762	O-RING	2
491	860126741	SEAL	1
702	860126763	BRAKE PISTON	1
706	860126764	O-RING	1
707	860126765	O-RING	1
712	860126766	BRAKE SPRING	16
742	860126767	FRICTION DISK	3
743	860126768	SEPARATOR	4
984	860126769	PLUG	1
985	803009230	PLUG	1
ITEM	PART NO.	PART NAME	Q’TY
102	803009239	Hexagon socket head bolts	1
104	803009241	BACK CASE	1
201	803009244	SHAFT	1
202	803009247	BEARING RING	1
203	860120578	PLANET GEAR	4
204	860120579	SUN GEAR	1
210	860120580	PLANET GEAR	3
211	803009259	SUN GEAR	1
230	803009262	RETAINER	1
231	860139477	SUPPORT PLATE	1
282	803009266	PIN	4
283	860139478	PIN	3
285	860139479	THRUST PLATE	3
286	803009273	THRUST RING	4
287	860139480	THRUST PLATE	1
311	819909232	LEVEL BAR	1
312	860127638	PIPE	1
313	860139481	PIPE	1
314	860120311	PROTECTOR	1
390	860139482	NAME PLATE	1
391	860126754	PIN	2
401	860120595	ROLLER BEARING	1

ITEM	PART NO.	PART NAME	Q’TY
402	860120596	ROLLER BEARINGL	1
403	860135926	NEEDLE BEARING	3
601	803009289	BOLT	4
602	803009291	BOLT	14
801	860120600	SEAL	1
802	860120601	O-RING	1
901	860125999	PLUG	1
902	803009298	PLUG	1
903	803009299	PLUG	1
910	803009305	SPRING PIN	4
912	803009309	BACK-UP RING	1
913	803009312	SPRING PIN	1
915	860120607	DUST SEAL	1
925	860126000	RELIEF VALVE	1