{"product_id":"won-st-compact-ball-spline-wspk-series-square-flange-type","title":"WON ST Compact Ball Spline WSPK Series, Square Flange Type","description":"\u003cp class=\"ps-intro\"\u003eCompact ball spline with a precision-ground Gothic-arch spline shaft and ball nut that carries radial and moment loads and transmits rotational torque with one nut; square flange nut.\u003c\/p\u003e\u003ch4 class=\"ps-h\"\u003eKey features\u003c\/h4\u003e\u003cul class=\"ps-feat\"\u003e\n\u003cli\u003eSquare flange nut for easy installation\u003c\/li\u003e\n\u003cli\u003eTwo rows of Gothic-arch grooves with 4-point ball contact\u003c\/li\u003e\n\u003cli\u003eTransmits torque while bearing radial and moment loads with one nut\u003c\/li\u003e\n\u003cli\u003ePreload possible for zero rotational clearance and high rigidity\u003c\/li\u003e\n\u003cli\u003eRated load about ten times that of a ball bushing of equal shaft diameter\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4 class=\"ps-h\"\u003eSpecifications\u003c\/h4\u003e\u003ctable class=\"ps-kv\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eNut type\u003c\/th\u003e\n\u003ctd\u003eSquare flange nut\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eShaft type options\u003c\/th\u003e\n\u003ctd\u003eS solid \/ H hollow\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eClearance options\u003c\/th\u003e\n\u003ctd\u003eCL no preload \/ CM standard \/ CT light preload\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePrecision options\u003c\/th\u003e\n\u003ctd\u003eNormal \/ H precision \/ P super\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMaterial options\u003c\/th\u003e\n\u003ctd\u003eStandard \/ M stainless (nut and shaft)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003ctable class=\"ps-src\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eWSPK4\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eShaft diameter d: 4 mm | Nut outer diameter D: 8 mm | Nut length L1: 12 mm | Flange diameter D1: 21 mm | Flange width B: 10 mm | Bolt PCD: 15 mm | C (dynamic): 303 N | C0 (static): 382 N | T (dynamic torque): 0.686 N·m | T0 (static torque): 0.882 N·m | Nut mass: 5.1 g | Shaft mass: 9.6 g\/100mm | Max. shaft length: 200 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWSPK5\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eShaft diameter d: 5 mm | Nut outer diameter D: 10 mm | Nut length L1: 17.5 mm | Flange diameter D1: 23 mm | Flange width B: 18 mm | Bolt PCD: 17 mm | C (dynamic): 588 N | C0 (static): 637 N | T (dynamic torque): 1.764 N·m | T0 (static torque): 1.96 N·m | Nut mass: 8.9 g | Shaft mass: 14.9 g\/100mm | Max. shaft length: 200 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWSPK6\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eShaft diameter d: 6 mm | Nut outer diameter D: 12 mm | Nut length L1: 20.6 mm | Flange diameter D1: 25 mm | Flange width B: 20 mm | Bolt PCD: 19 mm | C (dynamic): 715.4 N | C0 (static): 852.6 N | T (dynamic torque): 2.45 N·m | T0 (static torque): 3.038 N·m | Nut mass: 13.9 g | Shaft mass: 19 g\/100mm | Max. shaft length: 300 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWSPK8\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eShaft diameter d: 8 mm | Nut outer diameter D: 15 mm | Nut length L1: 24.4 mm | Flange diameter D1: 28 mm | Flange width B: 22 mm | Bolt PCD: 22 mm | C (dynamic): 1176 N | C0 (static): 1372 N | T (dynamic torque): 5.488 N·m | T0 (static torque): 6.174 N·m | Nut mass: 23.5 g | Shaft mass: 39 g\/100mm | Max. shaft length: 500 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWSPK10\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eShaft diameter d: 10 mm | Nut outer diameter D: 19 mm | Nut length L1: 29.6 mm | Flange diameter D1: 36 mm | Flange width B: 28 mm | Bolt PCD: 28 mm | C (dynamic): 1862 N | C0 (static): 2156 N | T (dynamic torque): 10.78 N·m | T0 (static torque): 12.74 N·m | Nut mass: 45 g | Shaft mass: 60.5 g\/100mm | Max. shaft length: 600 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWSPK12\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eShaft diameter d: 12 mm | Nut outer diameter D: 21 mm | Nut length L1: 34.7 mm | Flange diameter D1: 38 mm | Flange width B: 30 mm | Bolt PCD: 30 mm | C (dynamic): 2156 N | C0 (static): 2646 N | T (dynamic torque): 14.70 N·m | T0 (static torque): 18.62 N·m | Nut mass: 59 g | Shaft mass: 87.5 g\/100mm | Max. shaft length: 800 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWSPK15\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eShaft diameter d: 13.6 mm | Nut outer diameter D: 23 mm | Nut length L1: 40 mm | Flange diameter D1: 40 mm | Flange width B: 31 mm | Bolt PCD: 32 mm | C (dynamic): 4214 N | C0 (static): 6076 N | T (dynamic torque): 31.36 N·m | T0 (static torque): 45.08 N·m | Nut mass: 77 g | Shaft mass: 111 g\/100mm | Max. shaft length: 1000 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWSPK20\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eShaft diameter d: 18.2 mm | Nut outer diameter D: 30 mm | Nut length L1: 50 mm | Flange diameter D1: 46 mm | Flange width B: 35 mm | Bolt PCD: 38 mm | C (dynamic): 6566 N | C0 (static): 9016 N | T (dynamic torque): 65.66 N·m | T0 (static torque): 90.16 N·m | Nut mass: 150 g | Shaft mass: 202 g\/100mm | Max. shaft length: 1000 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWSPK25\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eShaft diameter d: 22.6 mm | Nut outer diameter D: 37 mm | Nut length L1: 60 mm | Flange diameter D1: 57 mm | Flange width B: 43 mm | Bolt PCD: 47 mm | C (dynamic): 11196 N | C0 (static): 14294 N | T (dynamic torque): 138.94 N·m | T0 (static torque): 177.93 N·m | Nut mass: 255 g | Shaft mass: 310 g\/100mm | Max. shaft length: 1200 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWSPK30\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eShaft diameter d: 27.2 mm | Nut outer diameter D: 45 mm | Nut length L1: 70 mm | Flange diameter D1: 65 mm | Flange width B: 50 mm | Bolt PCD: 54 mm | C (dynamic): 15394 N | C0 (static): 19392 N | T (dynamic torque): 230.91 N·m | T0 (static torque): 291.88 N·m | Nut mass: 476 g | Shaft mass: 450 g\/100mm | Max. shaft length: 1200 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWSPK40\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eShaft diameter d: 37.2 mm | Nut outer diameter D: 60 mm | Nut length L1: 100 mm | Flange diameter D1: 93 mm | Flange width B: 73 mm | Bolt PCD: 73 mm | C (dynamic): 21291 N | C0 (static): 31587 N | T (dynamic torque): 425.83 N·m | T0 (static torque): 631.75 N·m | Nut mass: 962 g | Shaft mass: 808 g\/100mm | Max. shaft length: 1200 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e","brand":"WON ST","offers":[{"title":"Default Title","offer_id":67481608028450,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1021\/0744\/7586\/files\/won-st-compact-ball-spline-wspk-series-square-flange-type-1.jpg?v=1791465546","url":"https:\/\/prosourcemro.com\/products\/won-st-compact-ball-spline-wspk-series-square-flange-type","provider":"ProSource MRO","version":"1.0","type":"link"}