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103-15-29210 1031529210 SEAL RING Spare Parts D21Q-5 D21PL-5

Name: 103-15-29210 1031529210 SEAL RING Spare Parts D21Q-5 D21PL-5
Brand: Guangzhou Opal Machinery Parts Operation Department
SKU: 103-15-29210
Price: 34.10 USD
Availability: InStock

Product Details

Place of Origin: China

Brand Name: OUB

Certification: ISO9001

Model Number: 103-15-29210

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

Get Best Price

Product Details

Product Description

Product Details

Highlight: 
                                                                                                                                                                                                                                                                                Atlas Copco D21Q-5 gasket kit, genuine Atlas Copco spare parts, D21PL-5 replacement gasket kit
                              

Part No.::	103-15-29210	Part Name::	RING SEAL
Model:	D65PX-12-E	Machine:	Bulldozer
Material:	Glass-Filled PTFE	Color:	White
Install Parts:	REVERSE HOUSING

Part No.::	103-15-29210
Part Name::	RING SEAL
Model:	D65PX-12-E
Machine:	Bulldozer
Material:	Glass-Filled PTFE
Color:	White
Install Parts:	REVERSE HOUSING

Product Description

1. Quick Details of seal 103-15-29210:

Part NO.	103-15-29210
Machine	Bulldozer
Size	OEM
Material	Oil-resistant fiber composite material
Type	RING SEAL

2. 103-15-29210 parts on group :

103-15-29210 1031529210 SEAL RING Spare Parts D21Q-5 D21PL-5 0

NO.	PART NO.	PART NAME	QTY
1	104-15-00080	TRANSMISSION ASSEMBLY	1
2	104-15-00040	TRANSMISSION ASSEMBLY	1
3	104-15-00510	TRANSMISSION ASSEMBLY	1
4	104-15-00410	TRANSMISSION ASSEMBLY	1
5	104-15-21151	HOUSING,2ND	1
6	104-15-22131	SHAFT	1
7	06000-06007	BEARING	1
8	04064-03515	RING,SNAP	1
9	04065-06220	RING,SNAP	1
10	104-15-22170	SPACER	1
11	103-15-22230	GEAR	2
12	103-15-29510	RING,SNAP	2
13	104-15-22330	CARRIER	1
14	103-15-22420	GEAR	3
15	103-15-29420	BEARING	3
16	113-15-22560	WASHER	6
17	103-15-22510	SHAFT	3
18	113-15-29560	PIN,SPRING	3
19	113-15-29510	RING,SNAP	1
20	113-15-22380	COVER	1
21	113-15-22930	RING,SNAP	1
22	104-15-22650	GEAR,RING	1
23	104-15-22761	PISTON,2ND	1
24	103-15-29210	SEAL,RING	1
25	113-15-29220	RING,SEAL	1
26	113-15-22720	PLATE	1
27	113-15-22730	PLATE	1
28	113-15-42711	DISC	1
29	113-15-42710	DISC	1
30	104-15-00530	PLATE ASSEMBLY	1
31	104-15-00640	PLATE ASSEMBLY	1
32	113-15-25490	PLUG	1
33	104-15-22920	SPRING	5
34	113-15-21290	PIN,DOWEL	2

3. 103-15-29210 picture:

103-15-29210 1031529210 SEAL RING Spare Parts D21Q-5 D21PL-5 1
4. Service part number :

PART NO.	PART NO.	Part NO.
707-99-75600	707-35-52660	56B-50-34650
707-99-44340	707-99-59740	707-99-76260
707-99-44340	707-99-59680	707-99-76300
707-99-44310	707-99-62020	707-99-77050
707-99-44340	707-99-62120	707-99-77090
707-99-44380	707-99-64010	707-99-77120
707-99-45040	707-99-64030	707-99-77130
707-99-45220	707-99-64010	707-99-77160
707-99-45230	707-99-64040	707-99-77190
707-99-45250	707-99-64050	707-99-77140
707-99-45310	707-99-64040	707-99-77140
707-99-46030	707-99-64030	707-99-77160
707-99-64080	707-99-64040	707-99-77190
707-99-64120	707-99-46030	707-99-77220
707-99-64130	707-99-46120	707-99-45310

5. FAQ

Q: the seal ring of 103-15-29210 has a front and a back, so how do you distinguish between the front and the back?
A: Because it is a directional hydraulic seal designed to trap oil pressure coming from one specific direction, installing it backward will cause the transmission to lose pressure, resulting in slow shifts or clutch slippage.To distinguish the front (pressure-facing side) from the back (non-pressure side), look for the following physical indicators:1. The Lip Edge and Taper (The Primary Method)If you look closely at the cross-section or profile of the ring, you will notice it is not perfectly flat or square on both sides. One edge will be slightly tapered or look like a cup/v-lip, while the other side is flat.The Front (Pressure Side): This side features an open channel, a groove, or a flared, thin lip edge. The hydraulic oil is supposed to enter this open lip side. When high-pressure oil hits it, it forces the thin lip to expand outward against the housing wall, creating a tight seal.The Back (Heel Side): This side is the thicker, completely flat, solid backing of the ring. It is designed to rest squarely against the back wall of the machined metal shaft groove to support the seal under pressure.

Q: What are the most common causes of gasket failure?
A: Common causes include poor surface preparation, uneven bolt torque, using the wrong gasket material for the fluid or temperature, and reusing old gaskets that have lost their elasticity.

Q: How long does a gasket typically last?
A: Under normal conditions with proper installation, a PTFE gasket can last the life of the component unless the joint is disassembled, as it resists degradation and compression set well.

Q: Can I reuse an old gasket?
A: No, it is never recommended to reuse a gasket. Once compressed by bolt torque, it develops a permanent set and cannot conform to the mating surfaces again, leading to leaks. Always use a new gasket during every assembly or rebuild.

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