Heavy Duty ModelsSelf-CompensatingRear Flange1.06(26.9)ECA 4" Bore SeriesFront Flange4.50(114.3)1.50(38.1)7.50(190.5)ADB4.18(106.2)8.00(203.2)10.00(254.0)LSStandard Mount5/8-18 UNFLB6.25(158.8)Side-Foot MountF21.75(44.5)F31.06(26.9)6.50(165.1)8.03(204.0)4.502.75 (114.3)(69.9)Clevis Mount2.00(50.85)2.00(50.85)3.50(68.9)3.50(68.9)2.49(63.3)1.68(42.7)2.32(58.9)C102.24(56.9)1.68(42.7)2.49(63.3)C5Technical DataImpact velocity range: 1 to 16.5 ft/sec (0.30 to 5 m/sec)Operating temperature: 10° to 150° F (-12° to 66° C)Mechanical stop: Must be provided 0.09 inch (2.3 mm) before end of stroke.Oil type: ATF7323435 Industrial Park Dr., Farmington Hills, MI 48335 • p: 734-595-4500f: 734-595-6410 • customerservice@enertrols.com • www.enertrols.com
ECA 4" Bore SeriesHeavy Duty ModelsSelf-CompensatingDimensionsin inches (millimeters)Size Stroke A B D H L S C5 C10 F2 F3ECA 4 x 6ECSA 4 x 6ECAA 4 x 6ECNA 4 x 6ECA 4 x 8ECSA 4 x 86.00(152.4)6.00(152.4)8.00(203.2)28.21(716.5)10.96(278.4)2.12(53.8)4.50(114.3)26.71(678.4)9.46(240.3)33.03(839.0)12.90(327.7)17.50(447.5)10.09(256.3)26.21(665.7)8.96(227.6) 2.12 4.5024.71(678.4)7.46(188.0) 31.03 10.9017.50(447.5)8.09(205.5)(53.8) (114.3)(788.2) (276.9)N/A N/A N/A N/A N/A N/A32.31(818.1)12.96(329.2)2.12(53.8)4.50(114.3)30.71(780.0)11.46(291.1)37.03(940.6)14.90(378.5)19.50(495.3)12.09(307.1)30.21 10.9628.71 9.4619.50 10.09ECAA 4 x 88.00(767.3) (278.4)2.12 4.50(729.2) (240.3)35.03 12.90(495.3) (256.3)(203.2)(53.8) (114.3)(889.8) (327.7)ECNA 4 x 8 N/A N/A N/A N/A N/A N/AECA 4 x 16ECSA 4 x 1616.00(406.4)51.21(1,300.7)23.96(608.6)2.50(63.5)5.00(127.0)49.71(1,262.6)22.46(570.5)56.03(1,423.2)25.90(657.9)27.50(698.5)23.09(586.5)46.21 18.9644.71 17.4627.50 18.09ECAA 4 x 1616.00(1,173.7) (481.6)2.50 5.00(1,135.6) (443.5)51.03 20.90(698.5) (459.5)(406.4)(63.5) (127.0)(1,296.2) (530.9)ECNA 4 x 16 N/A N/A N/A N/A N/A N/AModel4 x 6-34 x 6-54 x 6-74 x 8-34 x 8-54 x 8-74 x 16-34 x 16-54 x 16-78,000-19,00019,000-41,00041,000-94,00011,000-25,00025,000-55,00055,000-125,00022,000-50,00050,000-110,000110,000-250,000We E 3E 4Effective Weightlbs (kg)(3,600-8,600)(8,600-18,600)(18,600-42,700)(5,000-11,400)(11,400-25,000)(25,000-57,000)(10,000-23,000)(23,000-50,000)(50,000-114,000)Energy perCyclein lbs (Nm)420,000(47,500)560,000(63,300)1,120,000(126,500)Energy per Hourin lbs/hour (Nm/hour)InternalAccumulator(Self-Contained)27,000(3,000,000)30,000,000(3,400,000)50,000,000(5,600,000)ExternalAccumulator(A/O Tank)45,000,000(5,100,000)50,000,000(5,600,000)85,000,000(9,600,000)ReturnForcelbs (N)108-222(480-1,000)71-222(310-1,000)ConsultFactorySpecificationsReturnTimesecConsultFactoryConsultFactoryConsultFactoryShippingWeightlbs (kg)132(60)150(68)321(146)Industrial Shock AbsorbersOrdering InformationECA 4 x 8 R - 5Return Method and Accumulator Style Bore Size Stroke Length Mounting StyleECA = Spring Return, Internal Accumulator 4 6 -F Front FlangeECAA = Air Return, External Accumulator8 -R Rear FlangeECSA = Spring Return, External Accumulator16 -RP Rear StandardECNA = Self (Clevis) Return, Internal Accumulator-FP Front Standard-FRP Front and Rear Standard-S Side Foot Mount-C Clevis MountEffective Weight-3-5-7LightMediumHeavy23435 Industrial Park Dr., Farmington Hills, MI 48335 • p: 734-595-4500f: 734-595-6410 • customerservice@enertrols.com • www.enertrols.com74
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Any mechanism that moves and that m
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Construction & Design FeaturesMinia
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Standard Shock AbsorbersGold Line
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Accessories & Special Application S
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Selecting the Correct Type of Shock
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Selecting the Correct Size Shock Ab
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Example 9Horizontal-Moving Load-Rot
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Example 16Vertical-Rotating Beam Dr
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Example 22Vertical Rotating Arm - C
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Model Rating ChartsShock Absorber S
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