21N-30-14170 21N3014170 RING,BACK-UP OF PC1100SE-6 PC1100-6
1. Quick Details of seal 21N-30-14170:
| Part NO. | 21N-30-14170 |
| Machine | Bulldozer |
| Size | OEM |
| Material | NBR |
| Oil seal type | WIPER SEAL |
2. 21N-30-14170 parts on group :
| NO. | PART NO. | PRAT NAME | QTY |
| 1 | 21N-30-34111 | YOKE | 1 |
| 2 | 21N-30-34120 | PLUNGER | 1 |
| 3 | 21N-30-14160 | PACKING | 1 |
| 4 | 21N-30-14170 | RING | 1 |
| 5 | 04070-00140 | RING | 1 |
| 6 | 07155-01640 | RING | 1 |
| 7 | 21N-30-14180 | SEAL | 1 |
| 8 | 07959-20001 | VALVE | 1 |
| 9 | 205-30-72170 | PLATE | 1 |
| 10 | 01010-81225 | BOLT | 1 |
| 11 | 01643-31232 | WASHER | 1 |
| 12 | 07043-70108 | PLUG | 1 |
| 13 | 20X-46-11320 | BOLT | 8 |
| 14 | 01643-32460 | WASHER | 8 |
| 15 | 21N-30-34131 | FLANGE | 1 |
| 16 | 21N-30-34141 | ROD | 1 |
| 17 | 21N-30-34151 | SPRING | 1 |
| 21N-30-34150 | SPRING | 1 | |
| 18 | 21N-30-34160 | COLLAR | 1 |
| 19 | 21N-30-34170 | NUT | 1 |
| 20 | 209-30-65160 | LOCK | 1 |
| 21 | 01010-81640 | BOLT | 2 |
| 22 | 01643-31645 | WASHER | 2 |
3. 21N-30-14170 picture:
4. Service part number :
| PART NO. | PART NO. | Part NO. |
| 707-99-67760 | 707-98-39610 | 707-98-62120 |
| 707-98-26820 | 707-98-39611 | 707-98-67100 |
| 707-99-66660 | 707-99-73150 | 707-51-65650 |
| 707-99-67010 | 707-99-59320 | 707-99-64200 |
| 707-99-67070 | 707-99-59330 | 707-99-64230 |
5. FAQ
Q: What machine does part number 21N-30-14170 dust seal fit for?
A: This 21N-30-14170 dust seal is designed for bulldozer hydraulic cylinder assembly.
Q: What is the material of part 21N-30-14170 dust seal?
A: The 21N-30-14170 dust seal is made of polyurethane with NBR rubber backing.
Q: What is the main function of this dust seal?
A: It blocks dust, mud and sand from entering the cylinder internal structure and protects inner sealing parts.
Q: Where will this dust seal be installed on bulldozer?
A: It is mounted at the outer end of the piston rod of the bulldozer hydraulic cylinder.
Q: Can this dust seal work under heavy dusty working environment?
A: Yes, its lip structure can resist large amounts of dust and debris in mining and earthmoving sites.
Q: What is the service feature of this dust seal?
A: It has good wear resistance and low friction, which can extend the service life of the whole cylinder.
Q: Is this part ready for shipment after order confirmation?
A: We keep stock of this dust seal for quick delivery for regular orders.
Q: Does this dust seal need to be replaced together with other seals?
A: It is recommended to replace it along with other sealing components during cylinder overhaul.
6. Exhibition and Wearhous
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