Genuine XCMG 803072538 Rotary Buffer Valve | XH10Z-AY for Truck Crane & Platform

Dedicated Technical Support & Original Industry Standards

🔵 Advanced rotary cushion technology effectively absorbs peak hydraulic pressure during slewing starts and stops, ensuring smooth movement and operational safety.

🔵 Manufactured to XCMG’s strict original equipment engineering standards (XH10Z-AY), featuring high wear resistance and a robust design for heavy-duty crane usage.

🔵 KMN provides expert technical verification to ensure this 803072538 buffer valve is perfectly compatible with your crane’s specific slewing circuit and VIN requirements.

Detailed XCMG 803072538 Equipment Compatibility & Product Specifications

🔵 Component Designation: Rotary Buffer Valve / Slewing Cushion Valve (回转缓冲阀)

🔵 Part Number: 803072538

🔵 Manufacturer Model: XH10Z-AY

🔵 Compatibility: XCMG QY25K, QY30K, XCT25, XCT70_S Truck Cranes and XGA16K Aerial Platforms.

🔵 Operating Condition: 100% Brand New Original Factory Inventory

Advantages of Ordering from KMN Spare Parts

✅ Guaranteed Factory Authenticity: 100% original, factory-verified parts.

✅ Expert VIN Verification: Technical cross-reference via official databases.

✅ Highly Competitive Bulk Rates: Tiered pricing for fleet managers.

✅ Rapid Global Shipping: Express couriers (DHL/UPS/FedEx) or sea/air freight.

✅ Strategic Warehousing: Fast dispatch from major Chinese manufacturing hubs.

Step-by-Step Guide to Receive a Quick Quote

⭐ Step 1: Share machine model, serial number (VIN), or a photo of the nameplate.

⭐ Step 2: Confirm required material number and desired order quantity.

⭐ Step 3: Provide target delivery country and postal code for freight estimation.

⭐ Step 4: Share China-based forwarder details if local delivery is required.

How to contact us quickly

“Ask For Quote” at the bottom right corner of the webpage to start WhatsApp.

• 📧 E-mail: info@kmnparts.com
• 📞 Mobile Call: +86 1347 5858 598 (WhatsApp/WeChat)
• 🏬 Central Headquarter: No 51, Taiping Road, Qingdao City, CHINA
• 🔶 Branch Office (XCMG WIKA): Xuhai Road, Jiawang District, Xuzhou City, CHINA
• 🔶 Branch Office (ZOOMLION SANY): Kaiyuan Road, Changsha City, CHINA
• 🔶 Branch Office (SEM WEICHAI SHANTUI): Caterpillar Industrial Park, Qingzhou, CHINA

136201659 Air Reservoir Assembly

1 135400013 钢管 Steel Pipe 1
2 135400015 钢管 Steel Pipe 1
3 135400016 钢管 Steel Pipe 1
4 135400017 钢管 Steel Pipe 1
5 135400021 钢管 Steel Pipe 1
6 135400023 钢管 Steel Pipe 1
7 135401269 贮气筒支架 Gas Storage Support 1
8 135401270 贮气筒支架 Gas Storage Support 1
9 135400014 钢管 Steel Pipe 2
10 130201167 端直通接头体 End Straight Connection 10
11 135400019 钢管 Steel Pipe 1
12 800937579 紧固带总成 Fix Belt Assembly 4
13 803600743 充气开关总成 Air Switch 1
14 803268338 测试接头总成 Connection Assembly 2
15 800900014 单向阀 Check Valve 1
16 803108047 管夹 Pipe Clip 1
17 803381009 ETRG14/G14/06L Connection
18 800900002 放水阀 Drain Valve 4
19 800900013 四回路阀 Protection Valve 1
20 800937345 Air Reservoir 3 0 L （ 4 5 ° / φ246） 4
21 803101895 接头体 G14 Connection G14 2
22 803100463 管接头 G14 Connection G14 4
23 130201194 外六角螺塞 Screw Plug 1
24 805300014 垫圈 10 Washer 10 4
25 805300018 垫圈 12 Washer 12 4
26 805300032 垫圈 22 Washer 22 18
27 805300037 垫圈 10 Washer 10
28 803100382 螺塞 M22×1.5 Screw Plug M22×1.5
29 803100453 卡套 L14 Clip Sleeve L14 26
30 805200022 螺母 L14 Nut L14 26
31 805000715 螺栓 M12×25 Bolt M12×25 4
32 805200048 螺母 M10 Nut M10 4

136201663  Air Circuit Pipe Assembly

1 822138394 气路管束总成 Pipe Assembly 1
2 HPA PA11管束 PA11 Pipe Assembly 1
3 HPA PA11管束 PA11 Pipe Assembly 1
4 HPA PA11管束 PA11 Pipe Assembly 1
5 HPA PA11管束 PA11 Pipe Assembly 1
6 HPA PA11管束 PA11 Pipe Assembly 2
7 HPA PA11管束 PA11 Pipe Assembly 2
8 HPA PA11管束 PA11 Pipe Assembly 1
9 HPA PA11管束 PA11 Pipe Assembly 1
10 HPA PA11管束 PA11 Pipe Assembly 1
11 HPA PA11管束 PA11 Pipe Assembly 1
12 HPA PA11管束 PA11 Pipe Assembly 1
13 HPA PA11管束 PA11 Pipe Assembly 1
14 HPA PA11管束 PA11 Pipe Assembly 1
15 HPA PA11管束 PA11 Pipe Assembly 2
16 HPA PA11管束 PA11 Pipe Assembly 2
17 HPA PA11管束 PA11 Pipe Assembly 1
18 HPA PA11管束 PA11 Pipe Assembly 1
19 HPA PA11管束 PA11 Pipe Assembly 1
20 HPA PA11管束 PA11 Pipe Assembly 1
21 HPA PA11管束 PA11 Pipe Assembly 1
22 HPA PA11管束 PA11 Pipe Assembly 1
23 HPA PA11管束 PA11 Pipe Assembly 1
24 HPA PA11管束 PA11 Pipe Assembly 1
25 HPA PA11管束 PA11 Pipe Assembly 1
26 HPA PA11管束 PA11 Pipe Assembly 1
27 HPA PA11管束 PA11 Pipe Assembly 1
28 HPA PA11管束 PA11 Pipe Assembly 1
29 HPA PA11管束 PA11 Pipe Assembly 1
30 HPA PA11管束 PA11 Pipe Assembly 2
31 HPA PA11管束 PA11 Pipe Assembly 1
32 HPA PA11管束 PA11 Pipe Assembly 1