{"product_id":"value-collection-219-9446-milling-machine-arbor-nmtb40","title":"Value Collection 219-9446 Milling Machine Arbor NMTB40","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eThe VALUE COLLECTION 219-9446 is a Style B milling machine arbor with an NMTB40 taper shank, designed for use in horizontal and vertical milling operations. The arbor features a 1.25-inch diameter and an overall length of 25.43 inches, making it suitable for standard arbor-style milling setups. The drawbar thread size is 1-8, and the unit ships with one arbor spacer and one running bushing. This component is installed by machinists and tool-and-die professionals working with NMTB40-compatible milling machines.\u003c\/p\u003e\n\u003cp\u003eThis arbor is intended for use in machine shops and manufacturing environments where NMTB40 spindle tooling is standard. It supports face milling, slab milling, and similar operations where a rigid, accurately dimensioned arbor is required. The 20-inch shoulder-to-nut length provides extended reach for wide-face milling work. The included 1-7\/8-inch bushing with a 3.125-inch length supports proper arbor alignment during operation.\u003c\/p\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003eStyle B arbor configuration with NMTB40 taper shank for positive spindle engagement\u003c\/li\u003e\n  \u003cli\u003e1.25-inch arbor diameter for standard milling cutter bore sizes\u003c\/li\u003e\n  \u003cli\u003e25.43-inch overall length for extended milling setups\u003c\/li\u003e\n  \u003cli\u003e20-inch shoulder-to-nut length accommodates wide cutter stacks\u003c\/li\u003e\n  \u003cli\u003e1-8 drawbar thread for secure spindle retention\u003c\/li\u003e\n  \u003cli\u003eIncludes one arbor spacer and one 1-7\/8-inch running bushing\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eCompatibility\u003c\/h4\u003e\n\u003cp\u003eDesigned as an OEM-style replacement or direct-fit arbor for milling machines equipped with an NMTB40 taper spindle and a 1-8 drawbar thread.\u003c\/p\u003e\n\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\n\u003cp\u003eInstallation should be performed by a qualified machinist following the machine tool manufacturer's spindle tooling procedures. De-energize the machine and engage the spindle lock before seating or removing the arbor. Inspect the spindle taper and arbor shank for burrs or contamination before installation. Torque the drawbar to the machine manufacturer's specification using the published value for the specific machine model in use.\u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eArbor Style\u003c\/strong\u003e: Style B\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTaper Size\u003c\/strong\u003e: NMTB40\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eShank Type\u003c\/strong\u003e: Taper\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eArbor Diameter\u003c\/strong\u003e: 1.25 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eShank Diameter\u003c\/strong\u003e: 1.875 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOverall Length\u003c\/strong\u003e: 25.43 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eShoulder to Nut Length\u003c\/strong\u003e: 20 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDrawbar Thread Size\u003c\/strong\u003e: 1-8\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBushing Diameter\u003c\/strong\u003e: 1.875 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBushing Length\u003c\/strong\u003e: 3.125 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNumber of Bushings Included\u003c\/strong\u003e: 1\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIncludes\u003c\/strong\u003e: Arbor Spacer, Running Bushing\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight\u003c\/strong\u003e: 20 pounds\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eStandard Information\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand\u003c\/strong\u003e: VALUE COLLECTION\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: 219-9446\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"VALUE COLLECTION","offers":[{"title":"Default Title","offer_id":51694284767538,"sku":"219-9446","price":584.69,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/395c4dc93a381de62d2b1ef3733766a9.jpg?v=1788322615","url":"https:\/\/voomisupply.com\/products\/value-collection-219-9446-milling-machine-arbor-nmtb40","provider":"Voomi Supply","version":"1.0","type":"link"}