Highlight:
D85A-21A O Ring seal
, D75S-5 seal ring
, O Ring seals with warranty
1. Quick Details of seal 07000-73022:
| Part NO. |
07000-73022 |
| Machine |
Crawler Dozer |
| Size |
5.7 mm thickness |
| Material |
SILICON |
| Oil seal type |
O RING |
2. 07000-73022 parts on group :
| NO. |
PART NO. |
PRAT NAME |
QTY |
| 1 |
145-15-00106 |
TRANSMISSION ASSEMBLY |
1 |
| 2 |
145-15-00105 |
TRANSMISSION ASSEMBLY |
1 |
| 3 |
145-15-00104 |
TRANSMISSION ASSEMBLY |
1 |
| 4 |
145-15-00180 |
VALVE ASSEMBLY |
1 |
| 5 |
154-15-14110 |
BODY |
1 |
| 6 |
144-15-14130 |
VALVE |
1 |
| 7 |
175-15-14140 |
GUIDE |
1 |
| 8 |
145-15-44160 |
SPRING,(L=89) |
1 |
| 9 |
154-15-14150 |
COVER |
2 |
| 10 |
07000-73032 |
O-RING (K5) |
2 |
| 11 |
01010-80825 |
BOLT |
4 |
| 12 |
01602-20825 |
WASHER,SPRING |
4 |
| 13 |
144-15-14150 |
COVER |
1 |
| 14 |
07000-73025 |
O-RING (K5) |
1 |
| 15 |
01010-81025 |
BOLT |
2 |
| 16 |
01602-21030 |
WASHER,SPRING |
2 |
| 17 |
154-15-14161 |
GASKET (K5) |
1 |
| 18 |
154-15-14160 |
GASKET (K5) |
1 |
| 19 |
01010-81055 |
BOLT |
2 |
| 20 |
01010-81060 |
BOLT |
1 |
| 21 |
01010-81065 |
BOLT |
1 |
| 22 |
01602-21030 |
WASHER,SPRING |
4 |
3. 07000-73022 picture:
4. Service part number :
| PART NO. |
PART NO. |
Part NO. |
| 707-35-52670 |
707-51-45640 |
707-99-75600 |
| 707-51-45640 |
707-51-11640 |
707-51-80640 |
| 707-35-52690 |
707-35-91100 |
707-98-36600 |
| 707-35-52690 |
707-51-11690 |
707-51-11640 |
| 707-35-52700 |
707-51-55630 |
707-98-25910 |
| 707-35-52700 |
707-51-55640 |
707-51-85650 |
| 707-35-52700 |
707-51-60640 |
707-51-90630 |
| 707-35-52740 |
707-51-60650 |
707-51-90640 |
| 707-35-52750 |
707-51-80030 |
707-98-27100 |
| 707-35-52760 |
707-51-80110 |
707-51-16130 |
| 707-35-52770 |
707-51-80211 |
707-51-17030 |
| 707-35-52780 |
707-51-60650 |
707-44-10911 |
| 707-51-70630 |
707-44-90180 |
707-44-11080 |
| 707-51-70650 |
707-44-90150 |
707-51-20250 |
| 707-99-77240 |
707-98-60121 |
707-35-52700 |
5. FAQ
Q: What material are they made of?
A: These red O-rings are typically made of Silicone Rubber (VMQ) or Fluorosilicone Rubber (FVMQ). The bright red color is a common indicator for silicone-based materials.
Q: What are the key properties of this material?
A: Silicone rubber offers excellent heat resistance, withstanding temperatures from -60°C to +200°C, and it remains flexible across a wide range of conditions. It also has good resistance to weathering, ozone, and aging, making it durable in harsh environments. Fluorosilicone adds improved resistance to fuels, oils, and solvents, making it suitable for engine and fuel system applications.
Q: How do I install these O-rings correctly?
A: Start by cleaning the sealing surfaces and grooves thoroughly to remove all dirt, oil, or old seal residue. Check the grooves and mating parts for scratches, burrs, or corrosion that could damage the new O-ring. Lightly lubricate the O-ring with a compatible lubricant (silicone grease or clean oil) to ease installation and prevent pinching. Carefully fit the O-ring into the groove, making sure it sits flat and is not twisted or stretched excessively. When assembling the parts, ensure the mating surfaces are aligned evenly to avoid shearing or damaging the O-ring.
Q: What are the key properties of silicone rubber for this seal?
A: Silicone offers excellent heat resistance (operating range roughly -60°C to +200°C), great flexibility even at low temperatures, and strong resistance to ozone, weathering, and aging. It works well with hot air, steam, and non-polar fluids, though it is not recommended for use with most mineral oils or fuels.
Q: How do I install this O-ring correctly?
A: Start by thoroughly cleaning the O-ring groove and mating surfaces to remove dirt, burrs, or old seal residue. Lightly lubricate the O-ring with a compatible fluid or grease to ease installation. Carefully fit the seal into the groove, making sure it does not twist, overstretch, or get pinched. When assembling components, use proper tools to avoid damaging the seal edges.
Q: What common issues cause O-ring failure?
A: Common causes include improper installation (twisting, pinching, or overstretching), chemical incompatibility with the fluid, excessive heat or cold leading to hardening or brittleness, surface scratches on mating parts, and using the wrong size or durometer.
6. Exhibition and Wearhous
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