

| PART NUMBER | 1010302531 |
| PART MODEL | |
| PART CATALOG | ZOOMLION Hydraulic Spare Parts |
| APPLICABLE TO | ZOOMLION cranes |
| PART NUMBER | 1010302531 |
| PART MODEL | |
| PART CATALOG | ZOOMLION Hydraulic Spare Parts |
| APPLICABLE TO | ZOOMLION cranes |
| MOQ | 1 PCS |
| STOCK STATUS | In Stock |
| GENUINE OR OEM | ZOOMLION genuine parts |
| SHIPPING METHOD | Fedex DHL UPS , SEA, AIR.... |
| PAYMENT METHOD | WESTER UNION, T/T, Alipay, WeChat, WISE, XT, WorldFirst |
🟢 High-precision hydraulic balancing technology prevents the crane boom from drifting and ensures smooth, chatter-free luffing movements under heavy loads.
🟢 Manufactured to ZOOMLION’s strict original equipment engineering standards, featuring superior high-pressure durability and reliable zero-leakage performance.
🟢 KMN provides expert technical verification to ensure this 1010302531 valve block perfectly matches your crane’s specific luffing cylinder circuit and machine model.
🟢 Component Designation: Luffing Balance Valve / Derricking Valve (变幅平衡阀)
🟢 Part Number: 1010302531
🟢 Manufacturer Model: 1010302531
🟢 Compatibility: ZOOMLION ZTC Series, QY Series Truck Cranes, and All-Terrain Lifting Equipment.
🟢 Operating Condition: 100% Brand New Original Factory Inventory
✅ 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 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.
“Ask For Quote” at the bottom right corner of the webpage to start WhatsApp.
37 00631228500001020 Smooth Slider 2
38 1040100168 Screw M5×12-4.8 GB/T819.1-2000 4
39 1040300209 Washer 8-100HV GB/T5287-1985 2
40 1040100260 Screw M8×12-8.8 GB/T70.1-2000 2
41 1040000152 Bolt M10×40-8.8 GB/T5783-2000 10
42 00631148820001070 Cover Plate 2
43 00631148820001080 Spacer Block 2
44 00630878830001170 Standard Block 2
45 1040100082 Screw M8×25-4.8 GB/T819.1-2000 4
46 00630878830001180 Spacer Block 6
1 00631148930200000 Fourth-level telescopic boom welding 1
2 00631208920001030 Rear slider 2
3 00631208620001030 Sleeve 2
4 00631208920001020 Plate, cold-2 2
5 00631208920001040 Plate, cold-1 2
6 1080000001 Oil cup M10×1 GB1152-1979 3
7 204110014 Lithium-based grease 8kg
8 00631258900001020 Side slider 2
9 00631148610001040 Spacer block 4
10 1040100082 Screw M8×25-4.8 GB/T819.1-2000 4
11 00631148910001020 Lower slider 2
12 1040100080 Screw M8×16-4.8 GB/T819.1-2000 4
13 00631148910001010 Lower slider 2
14 006340000007 Spring pin (D22,24,25,28) 6
15 00631208900001010 Tube 1
16 00631148900400000 Upper pulley shaft 1
17 00631148900001010 Spacer sleeve 1
18 00633230000000143 Tube 1 19 00631148930400000 Pulley Assembly 8
20 00631148900001020 Tube 1
21 00631148900001030 Lower Pulley Shaft 1
22 00633230000000139 Plate 4
23 1040000116 Bolt M10×20-8.8 GB/T5783-2000 8
24 1040300067 Washer 10 GB/T93-1987 8
25 00633230000000050 Spacer Sleeve 7
26 00631148900001050 Wire Securing Post 1
27 1040200175 Nut M22-8 GB/T6170-2000 2
31 1040000018 Bolt M8×30-8.8 GB/T5783-2000 2
32 1040300094 Washer 8-140HV GB/T96.1-2002 2
33 1040300063 Washer 8 GB/T93-1987 2
34 00631208900001050 Plate 1
35 00631148900001060 Spacer Sleeve 1
36 00631148900001040 Spacer Sleeve 1
37 00630878910001020 Pin Shaft 1
38 1040300090 Washer 1 39 006340000029 Spring Pin (D30, 32, 35) 1