{"product_id":"premium-replacement-thread-lubrication-unit-504019-for-singer-300u-model-nr-united-sewing-machine","title":"Premium Replacement Thread Lubrication Unit 504019 for Singer 300U Model NR United Sewing Machine","description":"\u003cp\u003ePremium Replacement Thread Lubrication Unit (504019) for Singer 300U\u003cbr\u003e\nEnhance your sewing performance and protect your thread with this Premium Replacement Thread Lubrication Unit (Part #504019). Specifically designed for the Singer 300U and United Sewing Machine NR models, this unit is an essential accessory for high-speed industrial stitching, especially when working with synthetic or bonded threads.\u003c\/p\u003e\n\n\u003cp\u003eKey Features \u0026amp; Benefits\u003cbr\u003e\nThread Cooling: Effectively reduces friction-induced heat as the thread passes through the tension discs and needle, preventing thread melting and breakage at high RPMs.\u003c\/p\u003e\n\n\u003cp\u003eConsistent Lubrication: Provides a controlled application of silicone or thread lubricant, ensuring smooth passage through heavy or abrasive materials.\u003c\/p\u003e\n\n\u003cp\u003eMinimized Skipped Stitches: By reducing thread tension fluctuations caused by friction, this unit helps maintain consistent loop formation.\u003c\/p\u003e\n\n\u003cp\u003eIndustrial Durability: Constructed from clear, high-impact materials, allowing for easy monitoring of lubricant levels while withstanding the rigors of a production environment.\u003c\/p\u003e\n\n\u003cp\u003ePrecision Fit: Engineered as a direct replacement for part #504019, ensuring a stable mount and proper alignment with the thread path.\u003c\/p\u003e","brand":"Universal\/Generic","offers":[{"title":"Default Title","offer_id":48314030194937,"sku":"504019","price":0.54,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0693\/6733\/3113\/files\/Singer_Premium_Replacement_Parts.jpg?v=1776585850","url":"https:\/\/empenzoamericas.com\/products\/premium-replacement-thread-lubrication-unit-504019-for-singer-300u-model-nr-united-sewing-machine","provider":"Empenzo Americas Corp.","version":"1.0","type":"link"}