Jaw & jaw HG-228

According to federal specification FF-T-791b, Type 1, Form 1, Class 7 and ASTM F-1145

Thread A CodeW.L.L.Take up B G J
Open		 K
Closed		 D Weight (1pcs.)
in n° t mm in mm mm mm mm mm kg
1/4 77.674.060 0,23 102 4 11,4 16,1 284 183 6,35 0,17
5/16 77.674.080 0,36 114 4-1/2 12,7 22,0 332 218 7,94 0,25
3/8 77.674.100 0,54 152 6 13,5 21,5 413 260 9,53 0,39
1/2 77.674.130 1,00 152 6 16,3 27,1 474 321 12,70 0,83
1/2 77.674.131 1,00 229 9 16,3 27,1 633 405 12,70 1,04
1/2 77.674.132 1,00 305 12 16,3 27,1 786 481 12,70 1,23
5/8 77.674.160 1,59 152 6 20,1 33,5 501 349 15,90 1,46
5/8 77.674.161 1,59 229 9 20,1 33,5 662 434 15,90 1,79
5/8 77.674.162 1,59 305 12 20,1 33,5 815 510 15,90 2,08
3/4 77.674.190 2,36 152 6 24,6 38,5 536 383 19,10 2,18
3/4 77.674.191 2,36 229 9 24,6 38,5 698 470 19,10 2,65
3/4 77.674.192 2,36 305 12 24,6 38,5 851 546 19,10 3,05
3/4 77.674.193 2,36 457 18 24,6 38,5 1155 698 19,10 3,83
7/8 77.674.220 3,27 305 12 29,5 44,8 880 575 22,20 4,25
7/8 77.674.221 3,27 457 18 29,5 44,8 1197 740 22,20 5,34
1 77.674.260 4,54 152 6 34,0 52,1 605 453 25,40 4,74
1 77.674.261 4,54 305 12 34,0 52,1 910 605 25,40 6,25
1 77.674.262 4,54 457 18 34,0 52,1 1215 757 25,40 7,77
1 77.674.263 4,54 610 24 34,0 52,1 1535 925 25,40 9,51
1-1/4 77.674.320 6,89 305 12 46,7 71,5 1000 695 31,80 9,94
1-1/4 77.674.321 6,89 457 18 46,7 71,5 1305 848 31,80 11,70
1-1/4 77.674.322 6,89 610 24 46,7 71,5 1624 1014 31,80 13,50
1-1/2 77.674.390 9,71 305 12 52,3 71,4 1035 731 38,10 14,80
1-1/2 77.674.391 9,71 457 18 52,3 71,4 1340 883 38,10 17,20
1-1/2 77.674.392 9,71 610 24 52,3 71,4 1661 1051 38,10 19,70
1-3/4 77.674.450 12,70 457 18 66,0 85,0 1355 898 44,50 24,30
1-3/4 77.674.451 12,70 610 24 66,0 85,0 1660 1050 44,50 27,70
2 77.674.510 16,80 610 24 66,5 95,0 1769 1159 50,80 43,70
2-1/2 77.674.640 27,20 610 24 77,7 113,0 1853 1244 63,50 75,90
2-3/4 77.674.720 34,00 610 24 93,7 106,0 1899 1289 69,90 90,10

* Safety factor 5:1
Lock nuts available for all sizes.
Forged jaw ends are fitted with bolts and nuts for 6 mm through 16 mm, and pins and cotters on 19 mm through 70 mm sizes.