{"product_id":"multiwing-wingfan-center-boss-uniboss-9-bolt-p1-taper-as-bs","title":"Multiwing Uniboss Center Boss, 9-Bolt HD 90mm, P1 Taper, AS\/BS","description":"\u003cp\u003eMultiwing uniboss (P1 taper center boss), heavy-duty 9-bolt, AS\/BS style. It has a 90 mm pilot that fits a fan hub bored to 90 mm, bolts in with 9 bolts on a 110 mm circle, and clamps to your shaft with a P1 split taper bushing. The bushing is not included. \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e90 mm pilot, fits hubs bored 90 mm\u003c\/li\u003e\n\u003cli\u003e9 bolts on 110 mm\u003c\/li\u003e\n\u003cli\u003eAS\/BS style\u003c\/li\u003e\n\u003cli\u003eTakes a \u003ca href=\"\/products\/p1-bushing\"\u003eP1 taper bushing\u003c\/a\u003e (sold separately)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eAbout the P1 center boss\u003c\/h3\u003e\n\u003cp\u003eA P1 uniboss bolts into the center of the hub and clamps to your shaft with a P1 split taper bushing, so one hub fits a range of shaft sizes. AS\/BS and AR\/BR are the two boss styles; they set which side the bushing and its bolts face. Pick the style that gives you access on your machine. Not sure? Send a photo of your current fan. Bushings: \u003ca href=\"\/products\/p1-bushing\"\u003eP1 taper bushing\u003c\/a\u003e, 3\/4\" to 1-1\/2\" bore.\u003c\/p\u003e\n\u003ch3\u003eOther styles\u003c\/h3\u003e\n\u003cp\u003eAlso in \u003ca href=\"\/products\/multiwing-center-boss-uniboss-5-bolt-p1-taper-as-bs-copy\"\u003eAR\/BR\u003c\/a\u003e and the lighter-duty \u003ca href=\"\/products\/multiwing-uniboss-p1-taper\"\u003e5-bolt\u003c\/a\u003e. Multiwing and Wing Fan bosses are interchangeable.\u003c\/p\u003e\n\u003ch3\u003eNot sure what you have?\u003c\/h3\u003e\n\u003cp\u003eUse our \u003ca href=\"\/pages\/identify-your-fan\"\u003efan identification form\u003c\/a\u003e. It walks you through the diameter, blade count, hub size and series in a few minutes, and you can attach photos. We will confirm the right part before you order.\u003c\/p\u003e\n\u003ch3\u003eOrdering and shipping\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eStock shown is what is on our shelf today.\u003c\/li\u003e\n\u003cli\u003eOrder by 11 am Pacific and in-stock parts ship the same day. After 11 am we can still ship the same day in some cases. Call (360) 661-0875 for a rush.\u003c\/li\u003e\n\u003cli\u003eShows sold out? Call or use the \u003ca href=\"\/pages\/identify-your-fan\"\u003efan identification form\u003c\/a\u003e and we will give you a lead time or suggest an equivalent.\u003c\/li\u003e\n\u003cli\u003eSaturday delivery is possible in some cases. Call to arrange it.\u003c\/li\u003e\n\u003cli\u003eShipping overages are refunded.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eAbout Amphibious Marine\u003c\/h3\u003e\n\u003cp\u003eWe are a dealer for \u003ca href=\"https:\/\/www.multi-wing.com\/\" title=\"Multiwing fans and fan blades\"\u003eMultiwing\u003c\/a\u003e and \u003ca href=\"https:\/\/www.wingfan.com\/\" title=\"Wing Fan fans and fan blades\" rel=\"noopener noreferrer\" target=\"_blank\"\u003eWing Fan\u003c\/a\u003e fans and blades, and we specialize in fast fan repairs: blade cutting, balancing, replacement hubs and complete fans. When we don't have the exact part on hand, our fan design software lets us design a permanent or temporary replacement fan for time-critical applications, and we can often ship the same day.\u003c\/p\u003e","brand":"Multiwing","offers":[{"title":"Default Title","offer_id":43995600027691,"sku":"AM2473","price":106.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0137\/7743\/6729\/files\/FullSizeRender_72048bb1-668d-463e-a4f7-d19c135db228.jpg?v=1777413420","url":"https:\/\/multiwingfanrepair.com\/products\/multiwing-wingfan-center-boss-uniboss-9-bolt-p1-taper-as-bs","provider":"Amphibious Marine | Multiwing \u0026 Wing Fan Parts","version":"1.0","type":"link"}