Guangzhou Opal Machinery Parts Operation Department vivianwenwen8@gmail.com 86-135-33728134
Product Details
Place of Origin: China
Brand Name: OUB
Certification: ISO9001
Model Number: 07011-00068
Payment & Shipping Terms
Minimum Order Quantity: 10
Price: Negotiable
Packaging Details: PP Bag Inside.outer is carton with film wrapped.
Delivery Time: Within 5-15 days after getting your desposit
Payment Terms: L/C,D/A,D/P,T/T,Western Union
Supply Ability: 1000Pcs
Part No.:: |
07011-00068 |
Part Name:: |
SEAL LIP |
Model: |
D80A-12 |
Machine: |
Bulldozer |
Material: |
PU |
Color: |
BLACK |
Part No.:: |
07011-00068 |
Part Name:: |
SEAL LIP |
Model: |
D80A-12 |
Machine: |
Bulldozer |
Material: |
PU |
Color: |
BLACK |
1. Quick Details of seal 07011-00068:
| Part NO. | 07011-00068 |
| Machine | Bulldozer |
| Size | OEM |
| Material | PU |
| Oil seal type | SEAL ;OIL |
2. 07011-00068 parts on group :
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| NO. | PART NO. | PRAT NAME | QTY |
| 1 | 154-03-02030 | GUARD AND NET ASSEMBLY | 1 |
| 2 | 154-03-02040 | GUARD AND NET ASSEMBLY | 1 |
| 3 | 154-03-12560 | GUARD | 1 |
| 4 | 154-03-12510 | NET | 1 |
| 5 | 154-03-12590 | NET | 1 |
| 6 | 154-03-12530 | NET | 1 |
| 7 | 154-03-12580 | NET | 1 |
| 8 | 154-03-12520 | NET | 1 |
| 9 | 01605-01226 | WASHER | 5 |
| 10 | 01010-31225 | BOLT | 5 |
| 11 | 154-03-12551 | PLATE | 1 |
| 12 | 01605-01220 | WASHER | 2 |
| 13 | 01605-01220 | WASHER | 1 |
| 14 | 01010-31220 | BOLT | 2 |
| 15 | 01010-31225 | BOLT | 1 |
| 16 | 01580-01210 | NUT | 1 |
| 17 | 01605-01220 | WASHER | 1 |
| 18 | 01010-31220 | BOLT | 1 |
| 19 | 154-03-12570 | DRUM | 1 |
| 20 | 600-613-0789 | FAN | 1 |
| 21 | 154-03-11850 | LOCK | 1 |
| 22 | 154-03-11860 | GASKET | 1 |
| 23 | 154-03-00800 | SHIM ASSEMBLY | 1 |
| 24 | 154-03-11880 | SHIM¤ 1.0MM | 3 |
| 25 | 154-03-11890 | SHIM¤ 0.5MM | 3 |
| 26 | 07011-00068 | SEAL | 1 |
3. 07011-00068 picture:
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4. Service part number :
| PART NO. | PART NO. | Part NO. |
| 707-98-54500 | 707-98-54500 | 707-99-43540 |
| 707-98-25910 | 707-98-36700 | 707-98-56610 |
| 707-98-25920 | 707-99-44290 | 707-51-11690 |
| 707-51-85650 | 707-99-44310 | 707-51-12630 |
| 707-51-90630 | 707-99-44340 | 707-51-12640 |
| 707-51-90640 | 707-99-44380 | 707-51-12650 |
| 707-51-90650 | 707-99-45040 | 707-44-10911 |
| 707-99-45250 | 707-99-64040 | 707-99-77140 |
| 707-99-45310 | 707-99-64050 | 707-99-77160 |
| 707-99-46030 | 707-99-64080 | 707-99-77190 |
| 707-99-46120 | 707-99-64120 | 707-99-77220 |
| 707-99-46130 | 707-99-64130 | 707-99-77240 |
| 707-99-46200 | 707-99-64150 | 707-99-77250 |
| 707-99-46210 | 707-99-64152 | 707-99-77300 |
| 707-99-46270 | 707-99-64180 | 707-99-77380 |
5. FAQ
Q: What unique core advantages does this four-material matched sealing structure have for bulldozer dual travel steering compound valve compared with ordinary single NBR seal kits?
A: The bulldozer dual travel steering compound control valve runs under long-term dual-circuit cross alternating pressure cycles every day, constantly impacted by instantaneous cross pressure surges generated by simultaneous pushing and steering operations, long-term soaking in high-temperature transmission oil mixed with metal abrasive debris, and year-round erosion of condensed water vapor and fine sludge inside the closed valve cavity. HNBR dual-circuit main spool and piston seals have far better low-temperature softness and anti-cross-circuit alternating pressure oil aging performance than ordinary NBR rubber; they will not harden, crack or lose uniform radial pre-tightening elasticity under cold plateau winter construction with frequent cold start compound pushing and turning operations. Wide flat oval PU buffer rings absorb instantaneous cross-circuit pressure spikes produced by synchronous travel and steering linkage, preventing symmetrical bidirectional cyclic lip thinning and micro eccentric abrasion damage on double-lip spool sealing edges after millions of compound operation adjustment cycles. FKM thick static O-rings maintain stable long-term static sealing tightness under long-duration high-temperature transmission oil circulation during non-stop all-day heavy pushing work. Carbon filled PTFE medium clearance backup rings have balanced bidirectional cross-circuit wear resistance and medium gap anti-extrusion capacity, effectively preventing main spool seals from being squeezed into moderate gaps between dual-circuit shuttle spool and valve body under synchronous travel steering peak pressure. This four-material combination forms a dual-circuit linkage anti-cross-impact multi-layer interlocking stable travel sealing protection system, extending the overall service life of this oil seal kit by more than 64% compared with traditional single rubber seal kits.
Q: What obvious color and structural appearance differences help maintenance workers quickly distinguish each precision sealing part inside this compound travel steering valve oil seal kit?
A: HNBR dual travel steering shuttle spool and balance piston main seals are matte jet black with symmetrical double-lip bidirectional cross dynamic sealing structure, the contact lip surface adopts nano mirror ultra-precision polishing without tiny burrs or cross-circuit cyclic abrasion scratches formed by frequent compound operation. Wide flat oval PU dual-circuit cross pressure buffer rings are light apricot yellow with exclusive wide flat oval shock absorption outline, which can be easily distinguished from slim trapezoidal, slim oval and slim arched PU buffer rings used on lubrication valves, pilot pressure valves and clutch feed valves. FKM medium thick static O-rings are dark coffee brown with thick uniform circular cross-section, no shrinkage or permanent micro deformation after long-term cross-circuit alternating high-temperature oil soaking storage. Carbon filled PTFE medium clearance anti-extrusion rings are off-white with evenly distributed tiny black carbon particles on flat surface, easy to tell apart from light gray graphite filled PTFE rings used on narrow gap miniature pilot valve assemblies. The medium duty double-layer dust wiper ring is medium thick black composite structure with two scraping lips; the outer thick lip blocks large metal friction debris mixed in transmission oil, and the inner fine lip stops tiny abrasive sludge from entering dual-circuit cross spool gaps. Each accessory is printed with clear dimension marks matching the dual travel steering compound valve for fast sorting and assembly on construction sites.
Q: What wide temperature range and dual-circuit synchronous travel steering alternating cyclic pressure hydraulic working conditions can this four-material composite oil seal kit withstand for long-term stable continuous work?
A: This integrated full set oil seal kit can stably bear long-term average dual-circuit combined working pressure up to 480 bar, and resist repeated instantaneous synchronous travel steering bidirectional peak impact pressure up to 550 bar without sealing extrusion failure. HNBR and PU accessories maintain stable elastic recovery and bidirectional cross-circuit cyclic sealing performance within -38°C ~ +122°C, fully adapting to frozen mountain slope frequent curve compound grading in winter and high-temperature continuous long-distance heavy pushing operation in summer. FKM thick O-rings can work reliably within -26°C ~ +148°C, perfectly adapting to ultra-high-temperature cross-circuit alternating pressure transmission oil circulation environment of non-stop open pit mine stockpile construction. Carbon filled PTFE medium clearance backup rings will not soften or deform after millions of intermittent bidirectional cross spool sliding friction and frequent large range cold-hot temperature changes, keeping consistent leakage prevention protection performance in all seasonal contour construction environments.
6. Exhibition and Wearhous
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