SANY Plunger Motor

What is the SANY Plunger Motor

The SANY Plunger Motor is a high-precision hydraulic drive unit engineered for exceptional power density, efficiency, and reliability in heavy machinery applications. At its core, the Shaft, main, Z-type ensures robust torque transmission, while multiple Plunger, limit components regulate piston stroke accuracy for consistent performance. The motor incorporates advanced sealing systems, including Seal ring, O-ring, and Seal ring, O-type elements, which prevent leaks and maintain hydraulic integrity under extreme pressures.
Critical components such as the Ring, retaining, Ring, seal, and Ring, retainer work in tandem to secure internal assemblies and minimize wear. Precision adjustment is achieved through Shim, adjustment and Washer, adjustment parts, while the Key ensures positive drive engagement. The Valve body, select and Valve body, end optimize fluid direction, supported by Seat, check valve and Spring, check valve for responsive flow control.
The motor features a Cylinder body housing paired with Housing body,pump structures, reinforced by Bearing, contact ball, paired installation angle for reduced friction and enhanced longevity. Dynamic functions are managed via the Rod, screw, variable displacement and Lever,driving, allowing operational flexibility. Safety and stability are reinforced by Plate, pressure, Plate, valve, and Plate, baffle, rear, alongside Spring, disc and Spring, reposition mechanisms that absorb shocks and reset components.
Fastening integrity is ensured through Screw, flat round head, inner hexagon, Screw, inner hexagon, Screw plug, and Nut, seal, complemented by Washer and Circlip, hole for retention. Additional elements like Ball, steel, Clamp, semi-circle, Pad, seal, and Keep plate contribute to durability and alignment. The Nameplate and Rivet provide identification and secure labeling.
Designed for demanding environments, the SANY Plunger Motor exemplifies engineering excellence, delivering unmatched performance, durability, and efficiency. This motor reflects SANY’s commitment to innovation and quality, making it a cornerstone of reliable hydraulic systems in global industrial applications.

Parameters of SANY Plunger Motor

Item No.	Part No.	Description	Qty.
1	A210416000047	Ring, retaining	1
2	60107553	Seal ring	1
3	60107676	Ring, seal	1
4	A210609000349	O-ring	1
5	60107606	Shim, adjustment	2
6	60107630	Key	1
7	A210414000037	Ring, retainer	1
8	60107592	Seat, spring	1
9	60107609	Spring, disc	2
10	60107576	Bearing, contact ball, paired installation angle	1
11	60107597	Seat, spring	1
12	60107575	Valve body, select	1
13	60107579	Shaft, main, Z-type	1
14	60107633	Circlip, hole	7
15	60107561	Plunger, limit	1
16	60107659	Plate, pressure	1
17	60107646	Screw, flat round head, inner hexagon	14
18	60107538	O-ring	2
19	60107607	Washer, adjustment	1
20	60107591	Seat, spring	1
21	60107608	Washer, adjustment	4
22	60107620	Cylinder body	1

Item No.	Part No.	Description	Qty.
23	60107619	Spring, reposition	1
24	60107649	Plate, valve	1
25	60107648	Rod, screw, variable displacement	1
26	60107678	Nameplate	1
27	A210510000010	Rivet	4
28	60107643	Pad, seal	1
29	60107647	Screw, inner hexagon	1
30	60107681	Retainer, shoe	1
31	60107671	Seal ring, O-type	1
32	60107640	Plug,screw	1
33	60107642	Screw plug	1
34	60107624	Plate, baffle, rear	1
35	60107541	Lever,driving	1
36	60107588	Seat, spring	1
37	60107585	Seat, check valve	1
38	60107590	Seat, spring	1
39	60107586	Spring	1
40	60107589	Seat, spring	1
41	60107572	Sleeve, balanced valve	1
42	60107571	Valve body, end	1
43	A210609000104	O-ring	1
44	60107670	O Ring	1

Item No.	Part No.	Description	Qty.
45	60107615	Cover, end	1
46	60107669	Seal ring, O-type	2
47	60107639	Screw plug	2
48	24003929	Washer	12
49	A210204000225	Screw	12
50	60107539	Clamp, semi-circle	1
51	60107581	Housing body,pump	1
52	60107581	Housing body,pump	1
53	60107672	Seal ring, O-type	1
54	60107641	Screw plug	1
55	60107668	Main shaft	1
56	60107638	Screw plug	1
57	60107644	Nut, seal	1
58	60107563	Ball, steel	2
59	60107583	Spring, check valve	2
60	60107660	Keep plate	2

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Why Choose Us?

SANYMACH offers professional product detail pages and technical documentation within minutes based on users’ equipment needs, ensuring clear information access and efficient procurement preparation. For customers of SANY construction machinery (including excavators, cranes, off-highway trucks like the SANY SKT90S, and concrete machinery), its decade-long industry expertise provides customized solution packages per project scale/business scenarios to accelerate project kickoff and operational efficiency. We also optimize equipment selection based on your construction scope, operational focus, capabilities, budget and site conditions for smooth execution, recommend cost-effective models per regional demands, suggest after-sales packages and maintenance cycles, and collaborate to ensure timely project delivery, long-term equipment value and mutual development with SANYMACH clients.

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