{"product_id":"hp-hs-n2-high-speed-dental-handpiece-bearing","title":"HP-HS-N2 High-Speed Bearing – 2.38×5×1.5 TL – 2.38 × 5 × 1.5 mm","description":"\u003cp\u003e\u003cstrong\u003eHP-HS-N2\u003c\/strong\u003e is an independent replacement bearing for professional high-speed dental handpiece repair. It is supplied under our internal HP reference so technicians can compare it with the original bearing before ordering.\u003c\/p\u003e\u003csection data-seo-geo=\"quick-answer\"\u003e\u003ch2\u003eQuick Answer\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eHP-HS-N2\u003c\/strong\u003e is a 2.38×5×1.5 TL high-speed dental handpiece bearing measuring 2.38 × 5 × 1.5 mm (ID × OD × W). It uses 440C rings + Torlon polyimide cage + 440C steel balls and is rated above 400,000 RPM. Match the code, all three dimensions and construction details before ordering.\u003c\/p\u003e\u003c\/section\u003e\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eInternal SKU\u003c\/th\u003e\n\u003ctd\u003eHP-HS-N2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eBearing code\u003c\/th\u003e\n\u003ctd\u003e2.38×5×1.5 TL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eDimensions\u003c\/th\u003e\n\u003ctd\u003e2.38 × 5 × 1.5 mm (ID × OD × W)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eRated speed\u003c\/th\u003e\n\u003ctd\u003e\u0026gt; 400,000 RPM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eMaterial\u003c\/th\u003e\n\u003ctd\u003e440C rings + Torlon polyimide cage + 440C steel balls\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eApplication\u003c\/th\u003e\n\u003ctd\u003eHigh-speed dental handpiece repair\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eNet weight\u003c\/th\u003e\n\u003ctd\u003e10 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003ePacked shipping weight\u003c\/th\u003e\n\u003ctd\u003e20 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003ch2\u003eBefore Ordering\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eMatch the bearing code and all three dimensions with the removed bearing.\u003c\/li\u003e\n\u003cli\u003eConfirm the ball and cage materials required for the repair.\u003c\/li\u003e\n\u003cli\u003eCheck shield, flange, groove and ring-width details where applicable.\u003c\/li\u003e\n\u003cli\u003eInstallation and functional testing should be completed by a qualified repair technician.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cdetails open\u003e\u003csummary\u003e\u003cstrong\u003eEnglish Bearing Code Reference\u003c\/strong\u003e\u003c\/summary\u003e\u003cp\u003eUse this table to read common high-speed handpiece bearing designations. The product-specific specifications above take priority whenever a code is not present or the construction differs.\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth scope=\"col\"\u003eCode\u003c\/th\u003e\n\u003cth scope=\"col\"\u003eMeaning\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eS\u003c\/th\u003e\n\u003ctd\u003eMaterial-series prefix. Refer to the product-specific Material row above for the actual ring, cage and ball materials.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eF\u003c\/th\u003e\n\u003ctd\u003eThrust flange on the outer ring. With a 2.38 mm outer-ring width, the flange is 0.60 mm wide; with a 2.78 mm outer-ring width, it is 0.80 mm wide. For a grooved outer ring (G), the flange is 0.45 mm wide.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eBasic designation\u003c\/th\u003e\n\u003ctd\u003eThis SKU uses a dimension- or application-based designation. Confirm the listed dimensions: 2.38 × 5 × 1.5 mm (ID × OD × W).\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eK1 \/ K2\u003c\/th\u003e\n\u003ctd\u003eAngular-contact construction. K1 indicates a separable inner ring; K2 indicates a separable outer ring. Angular-contact versions use a one-piece cage.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eTA \/ TL \/ Ti\u003c\/th\u003e\n\u003ctd\u003eCage material. TA: yellow polyimide; TL: black polyimide (Torlon); Ti: fabric-reinforced phenolic.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eK \/ G\u003c\/th\u003e\n\u003ctd\u003eOuter-ring profile. K indicates a stepped outer diameter; G indicates a grooved outer diameter.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eZ \/ Z1\u003c\/th\u003e\n\u003ctd\u003eShield configuration. Z indicates a one-sided shield; Z1 indicates an integral one-sided shield.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eW \/ W02\u003c\/th\u003e\n\u003ctd\u003eWidth code. W means both rings are 2.78 mm wide. W02 means the outer ring is 2.38 mm and the inner ring is 2.78 mm. With no width code, both rings are 2.38 mm wide.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eN\u003c\/th\u003e\n\u003ctd\u003eBall material. N indicates Si3N4 silicon-nitride ceramic balls. With no N code, the balls are 9Cr18Mo \/ AISI 440C steel.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/details\u003e\u003csection data-seo-geo=\"common-questions\"\u003e\u003ch2\u003eCommon Questions\u003c\/h2\u003e\n\u003ch3\u003eWhat is HP-HS-N2?\u003c\/h3\u003e\n\u003cp\u003eHP-HS-N2 is our internal reference for a 2.38×5×1.5 TL replacement bearing. Its listed size is 2.38 × 5 × 1.5 mm (ID × OD × W), with steel balls and a Torlon cage.\u003c\/p\u003e\n\u003ch3\u003eHow do I confirm that this bearing will fit?\u003c\/h3\u003e\n\u003cp\u003eCompare the bearing code and the inner diameter, outer diameter and width with the removed bearing. Then confirm any shield, flange, groove, cage and ball-material requirements. A qualified handpiece repair technician should make the final fitment decision.\u003c\/p\u003e\n\u003ch3\u003eIs this an OEM bearing?\u003c\/h3\u003e\n\u003cp\u003eNo. This is an independent third-party replacement bearing. Brand and model names, when mentioned, are used only to identify compatibility; no manufacturer affiliation or endorsement is claimed.\u003c\/p\u003e\u003c\/section\u003e\u003cnav data-related-links=\"products\" aria-label=\"Related resources\"\u003e\u003ch2\u003eRelated Resources\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/high-speed-handpiece-bearings\"\u003eBrowse all high-speed handpiece bearings\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/blogs\/repair-guides\"\u003eRead dental handpiece repair guides\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/nav\u003e\u003cp\u003e\u003cstrong\u003eCompatibility notice:\u003c\/strong\u003e HP-HS-N2 is an internal reseller SKU. This is an independent third-party replacement bearing and is not manufactured, sponsored, authorized or endorsed by the handpiece manufacturer. Final fitment must be verified before installation.\u003c\/p\u003e","brand":"Handpiece Parts Hub","offers":[{"title":"Default Title","offer_id":64436785643889,"sku":"HP-HS-N2","price":5.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1033\/9893\/2849\/files\/HP-HS-N2.png?v=1787191451","url":"https:\/\/handpiecepartshub.com\/products\/hp-hs-n2-high-speed-dental-handpiece-bearing","provider":"Handpiece Parts Hub","version":"1.0","type":"link"}