{"product_id":"smc-vv71-vv72-perfect-block","title":"SMC VV71\/VV72 Perfect Block (Separate Mounting, to ø140 Cylinders)","description":"\u003cp class=\"ps-intro\"\u003eSMC VV71-FPGR and VV72-FPG separately mounted perfect blocks installed between a 5-port valve and a cylinder to prevent cylinder drop and allow temporary intermediate stops.\u003c\/p\u003e\u003ch4 class=\"ps-h\"\u003eKey features\u003c\/h4\u003e\u003cul class=\"ps-feat\"\u003e\n\u003cli\u003ePilot check blocks hold cylinder pressure on both sides: drop prevention with 2-position valves, intermediate stop with 3-position exhaust center valves\u003c\/li\u003e\n\u003cli\u003eVV71-FPGR: Rc3\/8 ports, cylinders up to approx. ø100, with residual pressure release valves (tool-operated manual)\u003c\/li\u003e\n\u003cli\u003eVV71-FPGR-X296 manifold version for 1 to 3 stations (hexagon socket bolts CA01445, AXT632-45-22, AXT632-45-15 by station count)\u003c\/li\u003e\n\u003cli\u003eVV72-FPG-06-X2: Rc3\/4 ports for cylinders up to approx. ø140, single unit\u003c\/li\u003e\n\u003cli\u003eNot for use with 3-position closed center or pressure center valves; G thread (F) available on order\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\u003eFluid\u003c\/th\u003e\n\u003ctd\u003eAir\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProof pressure\u003c\/th\u003e\n\u003ctd\u003e1.5 MPa\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOperating pressure range\u003c\/th\u003e\n\u003ctd\u003e0.1 to 1.0 MPa\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eAmbient and fluid temperature\u003c\/th\u003e\n\u003ctd\u003e5 to 60°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSonic conductance C [dm³\/(s·bar)]\u003c\/th\u003e\n\u003ctd\u003eVV71 3.1, VV72 7.2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eEffective area\u003c\/th\u003e\n\u003ctd\u003eVV71 15.5 mm², VV72 36 mm²\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePressure drop IN-OUT (0.5 MPa)\u003c\/th\u003e\n\u003ctd\u003eVV71 0.03 MPa, VV72 0.02 MPa\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eApplicable cylinder bore\u003c\/th\u003e\n\u003ctd\u003eVV71 to ø100, VV72 to ø140\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eThread\u003c\/th\u003e\n\u003ctd\u003eRc standard (G on order)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSource\u003c\/th\u003e\n\u003ctd\u003eSMC Korea leaflet 22-K789 (SMCKR_PerfectBlock_VQ_VV71_VV72.pdf), p. 1-6\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\u003eVV71-FPGR-X299\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eModel: VV71 with residual pressure release | Type: Single unit | Stations: 1 | Port: Rc3\/8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVV71-FPGR-1-X296\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eModel: VV71 with residual pressure release | Type: Manifold | Stations: 1 | Port: Rc3\/8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVV71-FPGR-2-X296\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eModel: VV71 with residual pressure release | Type: Manifold | Stations: 2 | Port: Rc3\/8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVV71-FPGR-3-X296\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eModel: VV71 with residual pressure release | Type: Manifold | Stations: 3 | Port: Rc3\/8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVV72-FPG-06-X2\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eModel: VV72 | Type: Single unit | Stations: 1 | Port: Rc3\/4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e","brand":"SMC","offers":[{"title":"Default Title","offer_id":67521557135650,"sku":"VV71","price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1021\/0744\/7586\/files\/smc-vv71-vv72-perfect-block.jpg?v=1791950421","url":"https:\/\/prosourcemro.com\/products\/smc-vv71-vv72-perfect-block","provider":"ProSource MRO","version":"1.0","type":"link"}