{"product_id":"1623-zz-ball-bearing","title":"PGN 1623-ZZ Bearing - C0 Pre-Lubricated Chrome Steel Sealed Ball Bearing","description":"\u003cdiv dir=\"ltr\" align=\"left\"\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; border: 1px dotted rgb(22, 51, 64); height: 166.719px;\"\u003e\n\u003ccolgroup\u003e \u003ccol style=\"width: 30.0537%; background-color: rgb(240, 240, 240);\"\u003e \u003ccol style=\"width: 20.0358%;\"\u003e \u003ccol style=\"width: 30.0537%; background-color: rgb(240, 240, 240);\"\u003e \u003ccol style=\"width: 19.8569%;\"\u003e \u003c\/colgroup\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 39.1797px;\"\u003e\n\u003ctd style=\"border: 1px dotted rgb(22, 51, 64); text-align: center; vertical-align: middle; padding: 8px; height: 39.1797px;\"\u003e\u003cstrong\u003eMODEL\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px dotted rgb(22, 51, 64); text-align: center; vertical-align: middle; padding: 8px; height: 39.1797px;\"\u003e1623-ZZ\u003c\/td\u003e\n\u003ctd style=\"border: 1px dotted rgb(22, 51, 64); text-align: center; vertical-align: middle; padding: 8px; height: 39.1797px;\"\u003e\u003cstrong\u003eIN DIAMETER (BORE)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px dotted rgb(22, 51, 64); text-align: center; vertical-align: middle; padding: 8px; height: 39.1797px;\"\u003e0.625 inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1797px;\"\u003e\n\u003ctd style=\"border: 1px dotted rgb(22, 51, 64); text-align: center; vertical-align: middle; padding: 8px; height: 39.1797px;\"\u003e\u003cstrong\u003eTYPE\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px dotted rgb(22, 51, 64); text-align: center; vertical-align: middle; padding: 8px; height: 39.1797px;\"\u003eMetal Shield\u003c\/td\u003e\n\u003ctd style=\"border: 1px dotted rgb(22, 51, 64); text-align: center; vertical-align: middle; padding: 8px; height: 39.1797px;\"\u003e\u003cstrong\u003eOUT. DIAMETER\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px dotted rgb(22, 51, 64); text-align: center; vertical-align: middle; padding: 8px; height: 39.1797px;\"\u003e1.375 inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1797px;\"\u003e\n\u003ctd style=\"border: 1px dotted rgb(22, 51, 64); text-align: center; vertical-align: middle; padding: 8px; height: 39.1797px;\"\u003e\u003cstrong\u003eMATERIAL\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px dotted rgb(22, 51, 64); text-align: center; vertical-align: middle; padding: 8px; height: 39.1797px;\"\u003e100% Chrome Steel\u003c\/td\u003e\n\u003ctd style=\"border: 1px dotted rgb(22, 51, 64); text-align: center; vertical-align: middle; padding: 8px; height: 39.1797px;\"\u003e\u003cstrong\u003eRPM\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px dotted rgb(22, 51, 64); text-align: center; vertical-align: middle; padding: 8px; height: 39.1797px;\"\u003e15,700\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1797px;\"\u003e\n\u003ctd style=\"border: 1px dotted rgb(22, 51, 64); text-align: center; vertical-align: middle; padding: 8px; height: 39.1797px;\"\u003e\u003cstrong\u003eCLEARANCE\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px dotted rgb(22, 51, 64); text-align: center; vertical-align: middle; padding: 8px; height: 39.1797px;\"\u003eC0 (Pre-Lubricated)\u003c\/td\u003e\n\u003ctd style=\"border: 1px dotted rgb(22, 51, 64); text-align: center; vertical-align: middle; padding: 8px; height: 39.1797px;\"\u003e\u003cstrong\u003eDYNAMIC LOAD\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px dotted rgb(22, 51, 64); text-align: center; vertical-align: middle; padding: 8px; height: 39.1797px;\"\u003e\n\u003cspan data-sheets-root=\"1\"\u003e1326 \u003c\/span\u003elbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 10px;\"\u003e\n\u003ctd style=\"border: 1px dotted rgb(22, 51, 64); text-align: center; vertical-align: middle; padding: 8px; height: 10px;\"\u003e\u003cstrong\u003eWIDTH (THICKNESS)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px dotted rgb(22, 51, 64); text-align: center; vertical-align: middle; padding: 8px; height: 10px;\"\u003e0.4375 inch\u003c\/td\u003e\n\u003ctd style=\"border: 1px dotted rgb(22, 51, 64); text-align: center; vertical-align: middle; padding: 8px; height: 10px;\"\u003e\u003cstrong\u003eSTATIC LOAD\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px dotted rgb(22, 51, 64); text-align: center; vertical-align: middle; padding: 8px; height: 10px;\"\u003e\n\u003cspan data-sheets-root=\"1\"\u003e787 \u003c\/span\u003elbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cbr\u003e\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdetails\u003e\n\u003csummary class=\"pgn_readmore\"\u003eRead More\u003c\/summary\u003e\n\u003ch1 data-section-id=\"134jg62\" data-start=\"4121\" data-end=\"4143\"\u003e1623-ZZ Ball Bearing\u003c\/h1\u003e\n\u003cp data-start=\"4145\" data-end=\"4355\"\u003eThe 1623-ZZ Ball Bearing is a deep groove ball bearing with double metal shields designed for applications requiring high rotational speed, low friction, and stable performance in industrial mechanical systems.\u003c\/p\u003e\n\u003cp data-start=\"4357\" data-end=\"4841\"\u003eManufactured from chrome steel and factory pre-lubricated, this model delivers smooth and efficient operation in continuous-use equipment. The ZZ configuration uses metal shields on both sides of the bearing to help reduce light debris contamination while maintaining lower rotational resistance compared to rubber-sealed bearings. (\u003ca data-start=\"4690\" data-end=\"4840\" rel=\"noopener\" class=\"decorated-link\" href=\"https:\/\/pgnbearings.com\/products\/pgn-1623-zz-bearing-c0-pre-lubricated-chrome-steel-sealed-ball-bearing?_pos=1\u0026amp;_sid=7b7511436\u0026amp;_ss=r\"\u003epgnbearings.com\u003c\/a\u003e)\u003c\/p\u003e\n\u003ch2 data-section-id=\"1i1jxrk\" data-start=\"4843\" data-end=\"4878\"\u003eWhat is the 1623-ZZ Ball Bearing\u003c\/h2\u003e\n\u003cp data-start=\"4880\" data-end=\"5035\"\u003eThe 1623-ZZ is a deep groove ball bearing designed to support radial loads and moderate axial loads with efficient operation and low rotational resistance.\u003c\/p\u003e\n\u003cp data-start=\"5037\" data-end=\"5344\"\u003eThe “ZZ” designation refers to double metal shields. Unlike 2RS bearings, ZZ models prioritize speed and reduced friction, making them common in high-speed industrial equipment and mechanical systems with lower moisture exposure. (\u003ca data-start=\"5268\" data-end=\"5343\" rel=\"noopener\" class=\"decorated-link cursor-pointer\"\u003eAST Bearings\u003c\/a\u003e)\u003c\/p\u003e\n\u003ch2 data-section-id=\"15wmfgx\" data-start=\"5346\" data-end=\"5385\"\u003eApplications for the 1623-ZZ Bearing\u003c\/h2\u003e\n\u003cp data-start=\"5387\" data-end=\"5475\"\u003eThe 1623-ZZ can be used in a wide range of industrial and mechanical systems, including:\u003c\/p\u003e\n\u003cul data-start=\"5477\" data-end=\"5645\"\u003e\n\u003cli data-section-id=\"16r9s0j\" data-start=\"5477\" data-end=\"5494\"\u003eElectric motors\u003c\/li\u003e\n\u003cli data-section-id=\"19hdxdw\" data-start=\"5495\" data-end=\"5513\"\u003eIndustrial tools\u003c\/li\u003e\n\u003cli data-section-id=\"1r3j60\" data-start=\"5514\" data-end=\"5529\"\u003eCNC machinery\u003c\/li\u003e\n\u003cli data-section-id=\"ks4s2z\" data-start=\"5530\" data-end=\"5548\"\u003eConveyor systems\u003c\/li\u003e\n\u003cli data-section-id=\"1eg8h2z\" data-start=\"5549\" data-end=\"5573\"\u003eAgricultural equipment\u003c\/li\u003e\n\u003cli data-section-id=\"1r9lz8d\" data-start=\"5574\" data-end=\"5594\"\u003eAutomotive systems\u003c\/li\u003e\n\u003cli data-section-id=\"1rsh5f9\" data-start=\"5595\" data-end=\"5612\"\u003eIndustrial fans\u003c\/li\u003e\n\u003cli data-section-id=\"3vxo14\" data-start=\"5613\" data-end=\"5645\"\u003eHigh-speed rotating assemblies\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"5647\" data-end=\"5877\"\u003eAdditionally, shielded bearings are commonly selected for applications requiring faster operation and reduced heat generation caused by friction. (\u003ca data-start=\"5794\" data-end=\"5876\" rel=\"noopener\" class=\"decorated-link\" href=\"https:\/\/www.nsk.com\/tools-resources\/abc-bearings\/deep-groove-ball-bearings\/\"\u003eNSK\u003c\/a\u003e)\u003c\/p\u003e\n\u003ch2 data-section-id=\"1f89w0d\" data-start=\"5879\" data-end=\"5918\"\u003eBenefits of the 1623-ZZ Ball Bearing\u003c\/h2\u003e\n\u003ch3 data-section-id=\"165j0fi\" data-start=\"5920\" data-end=\"5944\"\u003eDouble metal shields\u003c\/h3\u003e\n\u003cp data-start=\"5946\" data-end=\"6052\"\u003eThe metal shields help reduce dust and light particle contamination without significantly increasing drag.\u003c\/p\u003e\n\u003ch3 data-section-id=\"17wy1ic\" data-start=\"6054\" data-end=\"6089\"\u003eImproved high-speed performance\u003c\/h3\u003e\n\u003cp data-start=\"6091\" data-end=\"6198\"\u003eThe ZZ configuration generates lower rotational resistance, making it suitable for higher RPM applications.\u003c\/p\u003e\n\u003ch3 data-section-id=\"ot1cz2\" data-start=\"6200\" data-end=\"6229\"\u003eChrome steel construction\u003c\/h3\u003e\n\u003cp data-start=\"6231\" data-end=\"6350\"\u003eChrome steel provides mechanical strength, dimensional stability, and dependable durability in industrial environments.\u003c\/p\u003e\n\u003ch3 data-section-id=\"1x5pl1t\" data-start=\"6352\" data-end=\"6372\"\u003eSmooth operation\u003c\/h3\u003e\n\u003cp data-start=\"6374\" data-end=\"6465\"\u003eDeep groove ball bearing design helps minimize vibration and improve mechanical efficiency.\u003c\/p\u003e\n\u003ch2 data-section-id=\"9ax0rs\" data-start=\"6467\" data-end=\"6506\"\u003eChoosing Between ZZ and 2RS Bearings\u003c\/h2\u003e\n\u003cp data-start=\"6508\" data-end=\"6550\"\u003eZZ bearings are typically recommended for:\u003c\/p\u003e\n\u003cul data-start=\"6552\" data-end=\"6640\"\u003e\n\u003cli data-section-id=\"1wa17et\" data-start=\"6552\" data-end=\"6577\"\u003eHigh-speed applications\u003c\/li\u003e\n\u003cli data-section-id=\"1co9ygp\" data-start=\"6578\" data-end=\"6605\"\u003eLow-moisture environments\u003c\/li\u003e\n\u003cli data-section-id=\"19nvz07\" data-start=\"6606\" data-end=\"6640\"\u003eSystems requiring lower friction\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"6642\" data-end=\"6730\"\u003eMeanwhile, 2RS bearings provide greater protection against water and heavy contaminants.\u003c\/p\u003e\n\u003ch2 data-section-id=\"ibh3nq\" data-start=\"6732\" data-end=\"6751\"\u003eMaintenance Tips\u003c\/h2\u003e\n\u003cp data-start=\"6753\" data-end=\"6829\"\u003eEven with factory lubrication, several practices help maximize bearing life:\u003c\/p\u003e\n\u003cul data-start=\"6831\" data-end=\"6977\"\u003e\n\u003cli data-section-id=\"182n4na\" data-start=\"6831\" data-end=\"6859\"\u003ePrevent shaft misalignment\u003c\/li\u003e\n\u003cli data-section-id=\"120m1dr\" data-start=\"6860\" data-end=\"6881\"\u003eReduce impact loads\u003c\/li\u003e\n\u003cli data-section-id=\"1fbqfg5\" data-start=\"6882\" data-end=\"6913\"\u003eMonitor operating temperature\u003c\/li\u003e\n\u003cli data-section-id=\"1brtt2i\" data-start=\"6914\" data-end=\"6937\"\u003eKeep the system clean\u003c\/li\u003e\n\u003cli data-section-id=\"1e6nvzq\" data-start=\"6938\" data-end=\"6977\"\u003eInspect noise and vibration regularly\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-section-id=\"1aamqce\" data-start=\"6979\" data-end=\"7007\"\u003ePGN Bearings Product Line\u003c\/h2\u003e\n\u003cp data-start=\"7009\" data-end=\"7313\"\u003ePGN Bearings supplies industrial components for rotating applications and mechanical power transmission systems. The product line includes ball bearings, pillow block bearings, roller chains, steel balls, and additional industrial products designed for dependable performance and operational reliability.\u003c\/p\u003e\n\u003ch2 data-section-id=\"1hryhf7\" data-start=\"7315\" data-end=\"7321\"\u003eFAQ\u003c\/h2\u003e\n\u003ch3 data-section-id=\"1tm0got\" data-start=\"7323\" data-end=\"7358\"\u003eWhat does ZZ mean on a bearing?\u003c\/h3\u003e\n\u003cp data-start=\"7360\" data-end=\"7496\"\u003e“ZZ” indicates metal shields on both sides of the bearing. (\u003ca data-start=\"7420\" data-end=\"7495\" rel=\"noopener\" class=\"decorated-link cursor-pointer\"\u003eAST Bearings\u003c\/a\u003e)\u003c\/p\u003e\n\u003ch3 data-section-id=\"blp15e\" data-start=\"7498\" data-end=\"7553\"\u003eWhat is the difference between ZZ and 2RS bearings?\u003c\/h3\u003e\n\u003cp data-start=\"7555\" data-end=\"7720\"\u003eZZ bearings use metal shields and typically provide lower friction and higher speed capability, while 2RS bearings use rubber seals for improved moisture protection.\u003c\/p\u003e\n\u003ch3 data-section-id=\"19dcy30\" data-start=\"7722\" data-end=\"7756\"\u003eIs the 1623-ZZ pre-lubricated?\u003c\/h3\u003e\n\u003cp data-start=\"7758\" data-end=\"7804\"\u003eYes. The bearing comes factory pre-lubricated.\u003c\/p\u003e\n\u003ch3 data-section-id=\"jfl8or\" data-start=\"7806\" data-end=\"7854\"\u003eCan this bearing be used in electric motors?\u003c\/h3\u003e\n\u003cp data-start=\"7856\" data-end=\"7943\"\u003eYes. The 1623-ZZ is commonly used in electric motors and industrial rotating equipment.\u003c\/p\u003e\n\u003ch3 data-section-id=\"1pwpq9r\" data-start=\"7945\" data-end=\"7973\"\u003eIs chrome steel durable?\u003c\/h3\u003e\n\u003cp data-start=\"7975\" data-end=\"8072\"\u003eYes. Chrome steel offers strong mechanical resistance and durability for industrial applications.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/details\u003e","brand":"PGN Bearings","offers":[{"title":"Default Title","offer_id":51936541540665,"sku":"BB-1623-ZZ\/1","price":1.25,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0038\/9342\/8337\/files\/1623-ZZ.png?v=1771443244","url":"https:\/\/pgnbearings.com\/products\/1623-zz-ball-bearing","provider":"PGN","version":"1.0","type":"link"}