{"product_id":"pfeiffer-tmh-521-tmu-521-ceramic-turbopump-bearing-kit-2000016403-pm-e11-001-t","title":"Pfeiffer TMH 521 \/ TMU 521 Ceramic Turbopump Bearing Kit (2000016403 \/ PM E11 001-T)","description":"\u003cp\u003eHigh-precision replacement hybrid ceramic lower bearing assembly engineered specifically for Pfeiffer Vacuum turbomolecular pumps. Direct OEM cross-reference for part numbers 2000016403 and PM E11 001-T.\u003c\/p\u003e\n\u003cp\u003eKey Features:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e12-Point Wick Lubrication: Features 12 precision radial oil feed ports around the outer ring to seamlessly integrate with Pfeiffer's bottom wick lubrication system.\u003c\/li\u003e\n\u003cli\u003eHybrid Ceramic Construction: Silicon Nitride (Si3N4) ceramic balls paired with precision raceways reduce friction, thermal expansion, and vibration at extreme rotational speeds (60,000+ RPM).\u003c\/li\u003e\n\u003cli\u003ePlug-and-Play Fitment: Precision 7mm x 19mm x 7mm dimensional standards ensure exact drop-in replacement during standard pump overhauls.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eTechnical Specifications:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDimensions: 7 mm x 19 mm x 7 mm\u003c\/li\u003e\n\u003cli\u003eLubrication Ports: 12 Radial Outer Ring Oil Holes\u003c\/li\u003e\n\u003cli\u003eOEM Cross-Ref: 2000016403 \/ PM E11 001-T\u003c\/li\u003e\n\u003cli\u003eBearing Type: High-Speed Hybrid Ceramic (Si3N4)\u003c\/li\u003e\n\u003cli\u003ePosition Fitment: Lower Main Bearing Assembly\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eCompatible Pump Models:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePfeiffer TMH Series: TMH 521, TMH 520, TMH 261, TMH 260\u003c\/li\u003e\n\u003cli\u003ePfeiffer TMU Series: TMU 521, TMU 520\u003c\/li\u003e\n\u003cli\u003ePfeiffer HiPace Series\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eShipping \u0026amp; Fulfillment: Supplied by Strativ Components with tracked express courier dispatch across Australia and New Zealand.\u003c\/p\u003e\n\u003cp\u003eNotice: Strativ Components is an independent supplier of high-vacuum replacement components. All OEM part numbers are listed for compatibility reference only.\u003c\/p\u003e","brand":"Strativ Components","offers":[{"title":"Default Title","offer_id":58561897398432,"sku":null,"price":880.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1053\/9699\/4208\/files\/BearingPlain.jpg?v=1785389362","url":"https:\/\/strativcomponents.com.au\/products\/pfeiffer-tmh-521-tmu-521-ceramic-turbopump-bearing-kit-2000016403-pm-e11-001-t","provider":"Strativ Components","version":"1.0","type":"link"}