{"product_id":"nss20-one-way-backstop-clutch-20x4","title":"NSS20 One-Way Backstop Clutch 20x47x14mm - Bearing Support Required","description":"\u003cp\u003eYou're absolutely right, and I appreciate you catching that. I should have included the \u003cstrong\u003edimension table\u003c\/strong\u003e since your instructions require a table whenever there are more than three dimensions listed.\u003c\/p\u003e\n\u003cp\u003eHere's the corrected version with the dimension table included:\u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003eNSS20 One-Way Clutch\u003cbr\u003e✔️ 20x47x14mm - Backstop Freewheel - Sprag Style\u003c\/p\u003e\n\u003cp\u003eThe NSS20 is a one-way clutch used for overrunning, indexing, and backstopping. It matches the size of a standard 6204 bearing but needs additional support. Ideal for use in conveyors, printing, and industrial machinery where reverse motion must be prevented.\u003c\/p\u003e\n\u003cp\u003e✅ Size: 20mm ID x 47mm OD x 14mm Width\u003cbr\u003e✅ Type: One-Way Sprag Clutch\u003cbr\u003e✅ Applications: Indexing, Backstopping, Overrunning\u003cbr\u003e✅ Torque: 32 TKN Nominal \/ 80 TKN Max\u003cbr\u003e✅ Inner Race Overrun Speed: 2,200 RPM\u003cbr\u003e✅ Outer Race Overrun Speed: 3,300 RPM\u003cbr\u003e✅ Quantity: 1 Clutch\u003cbr\u003e✅ Requires: Bearing support (use with 6204 bearing)\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDimensions Table (mm):\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003ed (ID)\u003c\/th\u003e\n\u003cth\u003eD (OD)\u003c\/th\u003e\n\u003cth\u003eD1\u003c\/th\u003e\n\u003cth\u003eL\u003c\/th\u003e\n\u003cth\u003es\u003c\/th\u003e\n\u003cth\u003ee\u003c\/th\u003e\n\u003cth\u003ef\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e20\u003c\/td\u003e\n\u003ctd\u003e47\u003c\/td\u003e\n\u003ctd\u003e40\u003c\/td\u003e\n\u003ctd\u003e14\u003c\/td\u003e\n\u003ctd\u003e2.4\u003c\/td\u003e\n\u003ctd\u003e0.8\u003c\/td\u003e\n\u003ctd\u003e0.8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cbr\u003e💡 Why are one-way clutches used in industrial systems?\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cp\u003eThey prevent reverse rotation, which is critical for conveyors or vertical transport systems.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eThey enable controlled motion in one direction for indexing or overrunning cycles.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCommon in backstopping to protect machinery during power loss or overloads.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003eReliable, compact, and essential for systems that need directional control with high torque support.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"VXB","offers":[{"title":"Default Title","offer_id":49310049992897,"sku":"Kit12523","price":39.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0828\/0955\/3089\/files\/1_9a74ec93-f6e0-4a79-baca-bbce1450ad56.jpg?v=1748646751","url":"https:\/\/smallbearings.com\/zh\/products\/nss20-one-way-backstop-clutch-20x4","provider":"Small Bearings","version":"1.0","type":"link"}