A10-9 REVISED OCTOBER, 2012 © Copyright 2023. All rights reserved. No portion may be copied or reproduced in any manner. SOSMETAL PRODUCTS INC. FASTENERS & HARDWARE A10 A11 A12 A13 A14 A15 A16 A17 A18 A19 A20 A21 GRADE 5 CAP SCREWS / HEX NUTS / WASHERS l Minimum tensile strength 120,000 PSI. l Medium carbon steel, quenched & tempered. l Sizes 1-1/8” x 3 to 1-1/2” x 12” are non-stock. Allow 2-3 weeks for delivery. Used universally by industrial, maintenance, automotive, and fleets. Protected by LUSTERPLATETM against rust & corrosion LENGTH 1/4 5/16 3/8 7/16 1/2 9/16 5/8 3/4 7/8 1 1-1/8 1-1/4 1-1/2 1/2 USS 502100 502111 502122 SAE 502300 502311 502322 5/8 USS 502257 502258 502259 SAE 502457 502458 502459 3/4 USS 502101 502112 502123 502135 502147 SAE 502301 502312 502323 502335 502347 1 USS 502102 502113 502124 502136 502148 502161 502174 502187 SAE 502302 502313 502324 502336 502348 502361 502374 502387 1-1/4 USS 502103 502114 502125 502137 502149 502162 502175 502188 SAE 502303 502314 502325 502337 502349 502362 502375 502388 1-1/2 USS 502104 502115 502126 502138 502150 502163 502176 502189 502200 502211 SAE 502304 502315 502326 502338 502350 502363 502376 502389 502400 502411 1-3/4 USS 502105 502116 502127 502139 502151 502164 502177 502190 502201 502212 SAE 502305 502316 502327 502339 502351 502364 502377 502390 502401 502412 2 USS 502106 502117 502128 502140 502152 502165 502178 502191 502202 502213 SAE 502306 502317 502328 502340 502352 502365 502378 502391 502402 502413 2-1/4 USS 502222 502225 502230 502236 502242 502246 502247 502251 502255 SAE 502422 502425 502430 502436 502442 502446 502447 502451 502455 2-1/2 USS 502107 502118 502129 502141 502153 502166 502179 502192 502203 502214 SAE 502307 502318 502329 502341 502353 502366 502379 502392 502403 502414 2-3/4 USS 502223 502226 502231 502237 502243 502248 502252 SAE 502423 502426 502431 502437 502443 502448 502452 3 USS 502108 502119 502130 502142 502154 502167 502180 502193 502204 502215 402662 402677 SAE 502308 502319 502330 502342 502354 502367 502380 502393 502404 502415 402762 402777 3-1/4 USS 502224 502227 502232 502238 502244 502249 502253 502256 SAE 502424 502427 502432 502438 502444 502449 502453 502456 3-1/2 USS 502109 502120 502131 502143 502155 502168 502181 502194 502205 502216 402663 402678 SAE 502309 502320 502331 502343 502355 502368 502381 502394 502405 502416 402763 402778 3-3/4 USS 502233 502239 502245 502250 502254 SAE 502433 502439 502445 502450 502454 4 USS 502110 502121 502132 502144 502156 502169 502182 502195 502206 502217 402664 402679 402692* SAE 502310 502321 502332 502344 502356 502369 502382 502395 502406 502417 402764 402779 4-1/2 USS 402601 502228 502133 502145 502157 502170 502183 502196 502207 502218 402665 402680 402693* SAE 402701 502428 502333 502345 502357 502370 502383 502396 502407 502418 402765 402780 5 USS 402602 502229 502134 502146 502158 502171 502184 502197 502208 502219 402666 402681 402694* SAE 402702 502429 502334 502346 502358 502371 502384 502397 502408 502419 402766 402781 5-1/2 USS 402603 402609 502234 502240 502159 502172 502185 502198 502209 502220 402667 402682 402695* SAE 402703 402709 502434 502440 502359 502372 502385 502398 502409 502420 402767 402782 6 USS 402604 402610 502235 502241 502160 502173 502186 502199 502210 502221 402668 402683 402696* SAE 402704 402710 502435 502441 502360 502373 502386 502399 502410 502421 402768 402783 6-1/2 USS 402605 402611 402615 402619 402623 402630 402638 402646 402654 402669 402684 SAE 402705 402711 402715 402719 402723 402730 402738 402746 402754 402769 402784 7 USS 402606 402612 402616 402620 402624 402631 402639 402647 402655 402670 402685 402697* SAE 402706 402712 402716 402720 402724 402731 402739 402747 402755 402770 402785 7-1/2 USS 402607 402613 402617 402621 402625 402632 402640 402648 402656 402671 402686 SAE 402707 402713 402717 402721 402725 402732 402740 402748 402756 402771 402786 8 USS 402608 402614 402618 402622 402626 402633 402641 402649 402657 402672 402687 402698* SAE 402708 402714 402718 402722 402726 402733 402741 402749 402757 402772 402787 8-1/2 USS 402627 402634 402642 402650 402658 402673 402688 SAE 402734 402742 402750 402758 402773 402788 9 USS 402628 402635 402643 402651 402659 402674 402689 SAE 402735 402743 402751 402759 402774 402789 9-1/2 USS 402644 402652 402660 402675 402690 SAE 402744 402752 402760 402775 402790 10 USS 402629 402636 402645 402653 402661 402676 402691 402699* SAE 402736 402745 402753 402761 402776 402791 12 USS 402637 SAE 402737* USS 503260 503262 503264 503266 503268 503270 503272 503274 503276 503278 503280 503282 503284 SAE 503261 503263 503265 503267 503269 503271 503273 503275 503277 503279 503281 503283 503285 QTY 100 100 100 50 50 25 25 25 10 10 5 5 5 ALL 50815 50816 50817 50818 50819 50820 50821 50822 50823 50824 50825 50826 50827 QTY 400 200 200 200 100 100 100 50 50 25 25 25 25 USS 50906 50907 50908 50909 50910 50911 50912 50913 50914 50915 50916 50917 50918 SAE 50924 50925 50926 50927 50928 50929 50930 50931 50932 50933 50934 50935 50936 QTY 400 200 200 200 100 100 100 50 50 25 25 25 25 USS 20 18 16 14 13 12 11 10 9 8 7 7 6 SAE 28 24 24 20 20 18 18 16 14 14 12 12 12 200 100 50 10 DIAMETER CAP SCREWS HEX NUTS LOCK WASHERS FLAT WASHERS THREADS PER INCH 5 2 QTY Cap screws outlined in box below are not made by Infasco. Manufacturer and country of origin can only be determined at time of order. * Black finish only.
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