TM-9-2320-280-34 HMMWV Direct Support & General Support Maintenance Manual Download
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TM 9-2320-280-34 Table D-1. Torque Limits for Dry Fasteners CAPSCREW HEAD MARKINGS TORQUE SIZE SAE GRADE NO. 1 or2 SAE GRADE NO.5 SAE GRADE NO. 6 or 7 SAE GRADE NO. 8 DIA. INCHES THREADS PER INCH MILLIME TERS POUND NEWTON FEET METERS POUND NEWTON FEET METERS POUND NEWTON FEET METERS POUND NEWTON FEET METERS 1/4 20 6.35 5 6.78 8 10.85 10 13.56 12 16.27 1/4 28 6.35 6 8.14 10 13.56 - - 14 18.98 5/16 18 7.94 11 14.92 17 23.05 19 25.76 24 32.52 5/16 24 7.94 13 17.63 19 25.76 - - 27 36.61 3/8 16 9.53 18 24.41 31 42.04 34 46.10 44 59.66 3/8 24 9.53 20 27.12 35 47.46 - - 49 66.44 7/16 14 11.11 28 37.97 49 66.44 55 74.58 70 94.92 7/16 20 - 30 40.68 55 74.58 - 78 105.77 1/2 13 12.70 39 52.88 75 101.70 85 115.26 105 142.38 1/2 20 - 41 55.60 85 115.26 - - 120 162.72 9/16 12 14.29 51 69.16 110 149.165 120 162.72 155 210.18 9/16 18 - 55 74.58 120 162.72 - - 170 230.52 5/8 11 15.88 63 85.43 150 203.40 167 226.45 210 284.76 5/8 18 - 95 128.82 170 230.52 - - 240 325.44 3/4 10 19.05 105 142.38 270 366.12 280 379.68 375 508.50 3/4 16 - 115 155.94 295 400.02 - - 420 569.52 7/8 9 22.23 160 216.96 395 535.62 440 596.64 605 820.38 7/8 14 - 175 237.30 435 589.86 - - 675 915.30 1 8 25.40 235 318.66 590 800.04 660 894.96 910 1233.96 1 14 - 250 339.00 660 894.96 - - 990 1342.44 1-1/8 - 25.58 - - 800- 1084.8 - - 1280- 1735.7- - - - 880 1193.3 - - 1440 1952.8 1/1/4 31.75 1820- 2467.9- 2000 2712.0 1-3/8 34.93 - - 1460- 1979.8- - - 2380- 3227.3 - - 1680 2278.1 - - 2720 3688.3 1-1/2 38.10 1940- 2630.6 3160- 4285.0 2200 2983.2 3560 4827.4 D-2