{"product_id":"wholesale-pack-of-20-6904-full-ceramic-si3n4","title":"Twenty Pack 6904 Full Ceramic Si3N4 Ball Bearings Size Twenty By Thirty Seven By Nine Millimeters For Industrial And Commercial Machinery Applications High Precision Ceramic Bearings Set","description":"\u003cdiv\u003ePremium 6904 full ceramic ball bearings, 20x37x9mm \u003cbr\u003e\n✔️ 20 bearings per pack; ID 20 mm, OD 37 mm, width 9 mm \u003cp\u003eThese 6904 full ceramic bearings use Si3N4 ceramic races and balls, delivering high hardness, low friction, and excellent corrosion resistance. They’re ideal for precision equipment, high-speed machines, and applications where non-magnetic, non-lubricated operation is preferred.\u003c\/p\u003e ✅ Size: ID 20 mm (0.787 in), OD 37 mm (1.457 in), width 9 mm (0.354 in) \u003cbr\u003e\n✅ Material: Si3N4 ceramic races and balls; PTFE cage \u003cbr\u003e\n✅ Pack: 20 bearings per pack; includes sealed packaging for cleanliness \u003cbr\u003e\n✅ Applications: high-speed spindles, cleanrooms, corrosion-prone environments \u003cbr\u003e \u003cp\u003e💡 What is a full ceramic bearing used for in harsh environments and what benefits do Si3N4 bearings bring? They are handy in tough applications where cleanliness and precision matter.\n- High hardness reduces wear and extends life\n- Excellent chemical resistance enables use in corrosive atmospheres\n- Non-magnetic properties protect sensitive electronics\u003c\/p\u003e\n\u003c\/div\u003e","brand":"VXB","offers":[{"title":"Default Title","offer_id":43582754914539,"sku":"FULL-6904SI3N4-SI3N4-PTFE-20","price":1431.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/1_50dfc22e-877e-47d8-bd8a-87cdf84b0b32.jpg?v=1770442383","url":"https:\/\/vxb.com\/products\/wholesale-pack-of-20-6904-full-ceramic-si3n4","provider":"VXB Bearings","version":"1.0","type":"link"}