{"product_id":"airtac-aca1420-2-hydraulic-shock-absorber","title":"Airtac ACA1420-2 ACA Series Hydraulic Shock Absorber","description":"\u003ch2\u003eAirtac ACA1420-2 ACA Series Hydraulic Shock Absorber\u003c\/h2\u003e\u003cdiv style=\"border:3px solid #c62828;background:#fff4f4;padding:16px;margin:16px 0\"\u003e\n\u003ch3 style=\"margin-top:0;color:#a31515\"\u003eImportant — confirm before ordering\u003c\/h3\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding-right:18px\"\u003eConnection \/ thread\u003c\/th\u003e\n\u003ctd\u003e\u003cstrong\u003eM14×1.5 male body thread\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding-right:18px\"\u003ePrimary size\u003c\/th\u003e\n\u003ctd\u003e\u003cstrong\u003e20 mm stroke\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding-right:18px\"\u003eConfiguration\u003c\/th\u003e\n\u003ctd\u003e\u003cstrong\u003eSpeed code 2: medium speed \/ medium load\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding-right:18px\"\u003eVoltage\u003c\/th\u003e\n\u003ctd\u003e\u003cstrong\u003eNot applicable — this is not an electrical product\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003cp style=\"margin-bottom:0\"\u003e\u003cstrong\u003eDo not assume PT, G and NPT threads are interchangeable.\u003c\/strong\u003e Check the mating port and regional thread standard before purchase. Contact us before ordering if your system requires G or NPT.\u003c\/p\u003e\n\u003c\/div\u003e\u003cp\u003e\u003cstrong\u003eModel-specific summary:\u003c\/strong\u003e The Airtac ACA1420-2 is a self-compensating hydraulic shock absorber with a M14×1.5 fully threaded body, 20 mm working stroke and rated absorption of 25 N·m per cycle \/ 45,000 N·m\/h. It is designed to convert impact energy into controlled deceleration at machine end stops.\u003c\/p\u003e\u003ch3\u003eKey specifications\u003c\/h3\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eManufacturer \/ model\u003c\/th\u003e\n\u003ctd\u003eAirTAC \/ ACA1420-2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProduct family\u003c\/th\u003e\n\u003ctd\u003eACA Series hydraulic shock absorber\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCompensation type\u003c\/th\u003e\n\u003ctd\u003eStandard automatic compensation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBody thread\u003c\/th\u003e\n\u003ctd\u003eM14×1.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eStroke\u003c\/th\u003e\n\u003ctd\u003e20 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eImpact-speed class\u003c\/th\u003e\n\u003ctd\u003eMedium speed \/ medium load\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMaximum absorbed energy per cycle\u003c\/th\u003e\n\u003ctd\u003e25 N·m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMaximum absorbed energy per hour\u003c\/th\u003e\n\u003ctd\u003e45,000 N·m\/h\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eImpact cap\u003c\/th\u003e\n\u003ctd\u003ePlastic impact cap (default)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMaximum side-load angle\u003c\/th\u003e\n\u003ctd\u003eWithin 3°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMaximum installation torque\u003c\/th\u003e\n\u003ctd\u003e11 N·m for M14×1.5 body\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003ch3\u003eConstruction and damping advantages\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eThe integrated outer body receives QPQ treatment for wear and corrosion resistance.\u003c\/li\u003e\n\u003cli\u003eFull-body threading simplifies axial positioning, locknut adjustment and heat dissipation.\u003c\/li\u003e\n\u003cli\u003eA high-hardness stainless steel piston rod improves impact and corrosion resistance.\u003c\/li\u003e\n\u003cli\u003eA dedicated oil-filling process and special damping lubricant support stable energy absorption across a broad temperature range.\u003c\/li\u003e\n\u003cli\u003eThe compact body provides comparatively high energy capacity for machine-stop applications.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eInstallation, adjustment and troubleshooting\u003c\/h3\u003e\u003col\u003e\n\u003cli\u003eCalculate both energy per impact and accumulated energy per hour; both must remain within the listed ratings.\u003c\/li\u003e\n\u003cli\u003eKeep impact alignment within 3° of the piston-rod axis and tighten the M14×1.5 body to no more than 11 N·m.\u003c\/li\u003e\n\u003cli\u003eSet the machine stop so motion ends approximately 1 mm before the absorber bottoms out.\u003c\/li\u003e\n\u003cli\u003eDo not keep the piston rod continuously compressed and keep external water or oil away from the rod.\u003c\/li\u003e\n\u003cli\u003eIf rebound occurs at the beginning of the stroke, review a higher-speed\/lighter-load code; if rebound occurs at the end, review a lower-speed\/heavier-load code.\u003c\/li\u003e\n\u003c\/ol\u003e\u003ch3\u003eQuick selection answer\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eACA1420-2 is a M14×1.5, 20 mm stroke hydraulic shock absorber rated at 25 N·m per cycle and 45,000 N·m\/h.\u003c\/strong\u003e\u003c\/p\u003e\u003ch3\u003eTypical applications\u003c\/h3\u003e\u003cp\u003eUsed to decelerate slides, transfer mechanisms, indexing tables, machine stops and automated handling equipment while reducing impact and vibration.\u003c\/p\u003e\u003ch3\u003eSelection and compatibility notes\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eCalculate effective moving mass, impact velocity, energy per cycle and hourly energy before selection. Keep side load within 3° and verify alignment.\u003c\/li\u003e\n\u003cli\u003eConfirm the complete model code, installation space and operating conditions before purchase.\u003c\/li\u003e\n\u003cli\u003eProduct selection must be verified against the machine load, speed, duty cycle and safety requirements.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFrequently asked questions\u003c\/h3\u003e\u003ch4\u003eWhat is ACA1420-2 used for?\u003c\/h4\u003e\u003cp\u003eUsed to decelerate slides, transfer mechanisms, indexing tables, machine stops and automated handling equipment while reducing impact and vibration.\u003c\/p\u003e\u003ch4\u003eHow does this model differ from related products?\u003c\/h4\u003e\u003cp\u003eACA models use a speed\/load code; ACJ models provide an adjustable design when the impact conditions require field adjustment.\u003c\/p\u003e\u003ch4\u003eWhat should be checked before ordering?\u003c\/h4\u003e\u003cp\u003eCheck the model code, dimensions, operating conditions, mounting method and required accessories. Refer to the manufacturer catalog drawing for final engineering approval.\u003c\/p\u003e\u003ch3\u003eTechnical reference\u003c\/h3\u003e\u003cp\u003e\u003ca href=\"https:\/\/global.airtac.com\/pro_det_c_kind_4%26c_kind2_19%26c_kind3_42%26c_kind4_56%26c_kind5_128%26id_91.html\" target=\"_blank\" rel=\"noopener\"\u003eView the official AirTAC ACA Series product reference\u003c\/a\u003e\u003c\/p\u003e\u003cp\u003e\u003csmall\u003eTechnical content reviewed against the AirTAC 2026 product catalog. Last updated: 2026-08-20. AirTAC is the product manufacturer and trademark owner; this page is an independent product listing and does not claim to be the official AirTAC website or an authorized distributor.\u003c\/small\u003e\u003c\/p\u003e","brand":"AirTAC","offers":[{"title":"M14×1.5 male body thread \/ Not Applicable \/ 20 mm stroke","offer_id":47761870291115,"sku":"ACA1420-2","price":46.17,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0794\/3775\/8635\/files\/AirTACACA1007_2026-09-22_145625_659.png?v=1790060339","url":"https:\/\/airtacinternationalgroup.com\/products\/airtac-aca1420-2-hydraulic-shock-absorber","provider":"AirTAC Industrial Automation Supply","version":"1.0","type":"link"}