{"product_id":"thk-sbkn-ball-screw-double-nut-ball-retainer","title":"THK SBKN Double-Nut Ball-Retainer Ball Screw (Shaft 36-55)","description":"\u003cp class=\"ps-intro\"\u003eTHK SBKN high-speed precision ball screw with ball retainer and spacer-preloaded double nut for higher load capacity than SBK.\u003c\/p\u003e\u003ch4 class=\"ps-h\"\u003eKey features\u003c\/h4\u003e\u003cul class=\"ps-feat\"\u003e\n\u003cli\u003eBall retainer eliminates ball collision for low noise and long maintenance-free operation\u003c\/li\u003e\n\u003cli\u003eDouble-nut spacer preload eliminates backlash with higher load capacity than SBK\u003c\/li\u003e\n\u003cli\u003eHigh-speed rated: DN value 160,000\u003c\/li\u003e\n\u003cli\u003eSupplied with G0 axial clearance (0 or less)\u003c\/li\u003e\n\u003cli\u003eLabyrinth seal (RR) standard; wiper ring (WW) and lubricator QZ available\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\u003eSeries\u003c\/th\u003e\n\u003ctd\u003eSBKN\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNut type\u003c\/th\u003e\n\u003ctd\u003eDouble nut, spacer preload, flanged\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eShaft diameter range\u003c\/th\u003e\n\u003ctd\u003e36-55 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDN value\u003c\/th\u003e\n\u003ctd\u003e160,000\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eAxial clearance\u003c\/th\u003e\n\u003ctd\u003eG0 only (0 or less)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eAccuracy grades\u003c\/th\u003e\n\u003ctd\u003eC0, C1, C2, C3, C5, C7 (JIS B 1192 \/ ISO 3408; specify on order)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eLubricator QZ\u003c\/th\u003e\n\u003ctd\u003eOptional (insert QZ after model number; not separately sold)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCode format\u003c\/th\u003e\n\u003ctd\u003eModel + seal + clearance (+ shaft length L + accuracy)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eExample\u003c\/th\u003e\n\u003ctd\u003eSBKN5036-7.6 QZ RR G0 +1200L C5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSource\u003c\/th\u003e\n\u003ctd\u003eTHK General Catalog Ball Screw (Korean ed. 515-2K), p. A15-84-85\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\u003eSBKN3620-7.6\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eSize: 36 x 20 mm | Circuits: 2x3.8 | Load rating: Ca 88.1 \/ C0a 170.1 kN | Seal: Base model (specify options)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSBKN3620-7.6RRG0\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eSize: 36 x 20 mm | Circuits: 2x3.8 | Load rating: Ca 88.1 \/ C0a 170.1 kN | Seal: RR (labyrinth seal) | Clearance: G0 (0 or less, preloaded)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSBKN3620-7.6WWG0\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eSize: 36 x 20 mm | Circuits: 2x3.8 | Load rating: Ca 88.1 \/ C0a 170.1 kN | Seal: WW (wiper ring) | Clearance: G0 (0 or less, preloaded)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSBKN4020-7.6\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eSize: 40 x 20 mm | Circuits: 2x3.8 | Load rating: Ca 108.9 \/ C0a 227.1 kN | Seal: Base model (specify options)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSBKN4020-7.6RRG0\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eSize: 40 x 20 mm | Circuits: 2x3.8 | Load rating: Ca 108.9 \/ C0a 227.1 kN | Seal: RR (labyrinth seal) | Clearance: G0 (0 or less, preloaded)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSBKN4020-7.6WWG0\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eSize: 40 x 20 mm | Circuits: 2x3.8 | Load rating: Ca 108.9 \/ C0a 227.1 kN | Seal: WW (wiper ring) | Clearance: G0 (0 or less, preloaded)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSBKN4030-7.6\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eSize: 40 x 30 mm | Circuits: 2x3.8 | Load rating: Ca 108.1 \/ C0a 216.7 kN | Seal: Base model (specify options)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSBKN4030-7.6RRG0\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eSize: 40 x 30 mm | Circuits: 2x3.8 | Load rating: Ca 108.1 \/ C0a 216.7 kN | Seal: RR (labyrinth seal) | Clearance: G0 (0 or less, preloaded)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSBKN4030-7.6WWG0\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eSize: 40 x 30 mm | Circuits: 2x3.8 | Load rating: Ca 108.1 \/ C0a 216.7 kN | Seal: WW (wiper ring) | Clearance: G0 (0 or less, preloaded)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSBKN5020-7.6\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eSize: 50 x 20 mm | Circuits: 2x3.8 | Load rating: Ca 121.2 \/ C0a 283.7 kN | Seal: Base model (specify options)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSBKN5020-7.6RRG0\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eSize: 50 x 20 mm | Circuits: 2x3.8 | Load rating: Ca 121.2 \/ C0a 283.7 kN | Seal: RR (labyrinth seal) | Clearance: G0 (0 or less, preloaded)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSBKN5020-7.6WWG0\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eSize: 50 x 20 mm | Circuits: 2x3.8 | Load rating: Ca 121.2 \/ C0a 283.7 kN | Seal: WW (wiper ring) | Clearance: G0 (0 or less, preloaded)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSBKN5030-7.6\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eSize: 50 x 30 mm | Circuits: 2x3.8 | Load rating: Ca 120.8 \/ C0a 269.9 kN | Seal: Base model (specify options)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSBKN5030-7.6RRG0\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eSize: 50 x 30 mm | Circuits: 2x3.8 | Load rating: Ca 120.8 \/ C0a 269.9 kN | Seal: RR (labyrinth seal) | Clearance: G0 (0 or less, preloaded)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSBKN5030-7.6WWG0\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eSize: 50 x 30 mm | Circuits: 2x3.8 | Load rating: Ca 120.8 \/ C0a 269.9 kN | Seal: WW (wiper ring) | Clearance: G0 (0 or less, preloaded)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSBKN5036-7.6\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eSize: 50 x 36 mm | Circuits: 2x3.8 | Load rating: Ca 120.1 \/ C0a 271.6 kN | Seal: Base model (specify options)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSBKN5036-7.6RRG0\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eSize: 50 x 36 mm | Circuits: 2x3.8 | Load rating: Ca 120.1 \/ C0a 271.6 kN | Seal: RR (labyrinth seal) | Clearance: G0 (0 or less, preloaded)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSBKN5036-7.6WWG0\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eSize: 50 x 36 mm | Circuits: 2x3.8 | Load rating: Ca 120.1 \/ C0a 271.6 kN | Seal: WW (wiper ring) | Clearance: G0 (0 or less, preloaded)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSBKN5520-7.6\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eSize: 55 x 20 mm | Circuits: 2x3.8 | Load rating: Ca 127.2 \/ C0a 314.6 kN | Seal: Base model (specify options)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSBKN5520-7.6RRG0\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eSize: 55 x 20 mm | Circuits: 2x3.8 | Load rating: Ca 127.2 \/ C0a 314.6 kN | Seal: RR (labyrinth seal) | Clearance: G0 (0 or less, preloaded)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSBKN5520-7.6WWG0\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eSize: 55 x 20 mm | Circuits: 2x3.8 | Load rating: Ca 127.2 \/ C0a 314.6 kN | Seal: WW (wiper ring) | Clearance: G0 (0 or less, preloaded)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSBKN5530-7.6\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eSize: 55 x 30 mm | Circuits: 2x3.8 | Load rating: Ca 126.4 \/ C0a 297.3 kN | Seal: Base model (specify options)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSBKN5530-7.6RRG0\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eSize: 55 x 30 mm | Circuits: 2x3.8 | Load rating: Ca 126.4 \/ C0a 297.3 kN | Seal: RR (labyrinth seal) | Clearance: G0 (0 or less, preloaded)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSBKN5530-7.6WWG0\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eSize: 55 x 30 mm | Circuits: 2x3.8 | Load rating: Ca 126.4 \/ C0a 297.3 kN | Seal: WW (wiper ring) | Clearance: G0 (0 or less, preloaded)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSBKN5536-7.6\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eSize: 55 x 36 mm | Circuits: 2x3.8 | Load rating: Ca 125.9 \/ C0a 299 kN | Seal: Base model (specify options)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSBKN5536-7.6RRG0\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eSize: 55 x 36 mm | Circuits: 2x3.8 | Load rating: Ca 125.9 \/ C0a 299 kN | Seal: RR (labyrinth seal) | Clearance: G0 (0 or less, preloaded)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSBKN5536-7.6WWG0\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eSize: 55 x 36 mm | Circuits: 2x3.8 | Load rating: Ca 125.9 \/ C0a 299 kN | Seal: WW (wiper ring) | Clearance: G0 (0 or less, preloaded)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e","brand":"THK","offers":[{"title":"Default Title","offer_id":67539103514914,"sku":"SBKN3620-7.6","price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1021\/0744\/7586\/files\/thk-sbkn-ball-screw-double-nut-ball-retainer.jpg?v=1792219925","url":"https:\/\/prosourcemro.com\/products\/thk-sbkn-ball-screw-double-nut-ball-retainer","provider":"ProSource MRO","version":"1.0","type":"link"}