TABLE 121 



STANDARD LAC SCREWS, HOOK BOLTS AND WASHERS. 

 AEERICAN BRIDGE COMPANY. 



LAG SCREWS 



Length 



Diameter 



Diam 



ft 

 /i 



fi 



Min- 



Length Length 



Ji 

 fi 

 II 



2 



2 



2i 



3 



3| 



5 



6 



8 



Max- 



6" 



6 



8 



10 

 12 

 12 

 12 

 12 

 12 

 12 

 12 

 12 



No-Thread 

 per inch 



5 

 4 

 3 



Length of Lag 

 5crew&Head 



Length 



2 



2i 



3 



3< 



4 



4i 



5 



Si 



6 

 7 

 8 

 9 

 10 

 11 

 12 



Lenth 



I" 

 '*. 



f i 

 j} 



2 

 2i 



5 

 5 

 5 



Heads dre the same as For square hedd bolts 

 Threaded portion is not tapered except at point 



CLAMP 



$ Cored Ho/e 



*3& 



*Tr.;>sJj 



^ 



\ *8 



c *-- 



k 





1?" 



5/ze 

 Exam 



Dimensions of Clamp Weight 

 in Ibs- 



18" 

 15 



12 



9&IO/i 



5&6 



B 



'Til 



D 



0-4 

 04 

 0-4 



0-4 

 0-4 



OGEE WASHERS 

 'r 



( Recess for naif lock - 



5/ze 

 Bolt 



r 



4 



Dimens/ons of Washer 



A B C D E R r 



II" 

 /i 



2? 



31 



i 



Weight 

 in Pounds 



0-4 

 0-7 

 1-0 



SKEWBACK WASHERS 



Used 

 With 



< 



Dimensions of Washers 



M 



H 



D 



R 



3* 



w 



4% 

 4% 



Weight 

 ir? Pounds 



1-2 



I'8 

 2-5 



2-7 

 5-0 

 3 * 



ffooK BOLTS, 4*or Square, 



In bil/ing Hook Bolts give dimensions A, 

 SdrLj all other dimensions sne standard- 

 Unless otherwise specified, 5" will 

 be made "- Hex- nuts furnished- 



CASTlROff 



241 



