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<title><![CDATA[EC21 Product Catalogs - o ring making]]></title>
<link><![CDATA[https://www.ec21.com/ec-market/o-ring-making--0719/1/o ring making.html]]></link><item>
<title><![CDATA[Parker Commerical Pump Factory 323-2912-250 Hydraulic Pump Gear]]></title><link><![CDATA[https://ruitometal.en.ec21.com/Parker-Commerical-Pump-Factory-323--12047872_12062368.html]]></link><description><![CDATA[ring method to cut teeth into the blank with a hob, all of our hobbing and shaving are automatic, make sure high accuracy of teeth profile and lead.Gear shaving: removes small amounts of metal from t]]></description><pubDate><![CDATA[20260330]]></pubDate></item>
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<title><![CDATA[Single Flange Track Roller for Excavator and Bulldozer]]></title><link><![CDATA[https://xmgtsunny.en.ec21.com/Single-Flange-Track-Roller-for--12030468_12030480.html]]></link><description><![CDATA[O-Ring
rubber
Double
Metal Set
CuPb10Sn10
Inside
Hex Bolt
JB/T1000-1977
Lubricated
oil
SAE85
Track roller Heat Treatment and Hardness 
description
hardness
body
HRC53° —
58° H=4.5
shaft
HRC51° ]]></description><pubDate><![CDATA[20250320]]></pubDate></item>
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<title><![CDATA[Undercarriage Parts Track Roller Bottom Roller Lower Roller Liebherr LB24, LB28, LB36]]></title><link><![CDATA[https://ytcindylwc.en.ec21.com/Undercarriage-Parts-Track-Roller-Bottom--11840092_11840108.html]]></link><description><![CDATA[O-ring, floating oil seal, etc.
2. Production process 
Cutting → Forging → Rough machining → Heat treatment (quenching and tempering) → Finishing machining → Assembling → Painting → Tes]]></description><pubDate><![CDATA[20230831]]></pubDate></item>
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<title><![CDATA[Brake Device Part JC45 Brake Block 106.02.54.02 | LANZHOU | LS Group]]></title><link><![CDATA[https://klk455.en.ec21.com/Brake-Device-Part-JC45-Brake--11872763_11872768.html]]></link><description><![CDATA[RING
Drill pipe tong accessories ZQ203-125 spring 19.100-08
O RING, FOR POWER TONG, MODEL: 16-25, MAKE: WEATHERFORD, P/N: 190256-475
High Energy Mixer Accessories 45-21 Air distributor 25*12 10500228]]></description><pubDate><![CDATA[20231203]]></pubDate></item>

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