{"product_id":"genuine-hook-and-base-hpf151-for-pfaff-145-sewing-machine","title":"Genuine Hook and Base HPF151 for Pfaff 145 Sewing Machine","description":"\u003cp\u003eGenuine Hook and Base Assembly (HPF-151) for Pfaff 145\u003cbr\u003e\nThe Genuine HPF-151 Hook and Base Assembly (often cross-referenced with Pfaff part number 91-140451-91) is the most critical mechanical component of your Pfaff 145. This vertical-axis rotary hook is engineered to handle the high-speed, heavy-torque demands of industrial upholstery and leatherwork.\u003c\/p\u003e\n\n\u003cp\u003eKey Features \u0026amp; Benefits\u003cbr\u003e\nGenuine OEM Precision: Unlike generic replacements, this authentic assembly is manufactured to the exact metallurgy and clearance standards of the original equipment. This prevents \"hook timing\" drift and reduces the risk of bird-nesting or thread shredding.\u003c\/p\u003e\n\n\u003cp\u003eLarge Bobbin Capacity: The HPF-151 is designed for high-capacity bobbins, allowing for longer production runs with heavy-duty threads (such as bonded nylon or polyester) without frequent stops for bobbin changes.\u003c\/p\u003e\n\n\u003cp\u003eHardened Steel Construction: The hook point is precision-ground and heat-treated to maintain its sharpness. This ensures it catches the needle thread loop consistently, even when sewing through dense materials like 10oz leather or multi-layer marine vinyl.\u003c\/p\u003e\n\n\u003cp\u003eSeamless Integration: Designed specifically for the Pfaff 145 and 545 series, ensuring that the hook-to-needle clearance remains within the fraction-of-a-millimeter tolerance required for \"triple-feed\" unison movement.\u003c\/p\u003e","brand":"Hirose","offers":[{"title":"Default Title","offer_id":48268479201529,"sku":"HPF151","price":148.76,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0693\/6733\/3113\/files\/Pfaff_Genuine_Parts.jpg?v=1775106966","url":"https:\/\/empenzoamericas.com\/products\/genuine-hook-and-base-hpf151-for-pfaff-145-sewing-machine","provider":"Empenzo Americas Corp.","version":"1.0","type":"link"}