A10-7 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 ALLOY GRADE 8 CAP SCREWS / HEX NUTS / WASHERS l Minimum tensile strength 150,000 PSI. l Medium carbon alloy steel. Used by manufacturing and processing plants, school buses, mining, construction and fleets. Protected by ZINC-YELLOW DICHROMATETM against rust & corrosion * Black finish only. LENGTH 1/4 5/16 3/8 7/16 1/2 9/16 5/8 3/4 7/8 1 1/2 USS 502501 502518 502535 SAE 502701 502718 502735 3/4 USS 502503 502520 502537 502556 502575 SAE 502703 502720 502737 502756 502775 1 USS 502505 502522 502539 502558 502577 502594 502604 502620 SAE 502705 502722 502739 502758 502777 502794 502804 502820 1-1/4 USS 502506 502523 502540 502559 502578 502595 502605 502621 SAE 502706 502723 502740 502759 502778 502795 502805 502821 1-1/2 USS 502507 502524 502541 502560 502579 502596 502606 502622 SAE 502707 502724 502741 502760 502779 502796 502806 502822 1-3/4 USS 502508 502525 502542 502561 502580 502597 502607 502623 SAE 502708 502725 502742 502761 502780 502797 502807 502823 2 USS 502509 502526 502543 502562 502581 502598 502608 502624 502637 502650 SAE 502709 502726 502743 502762 502781 502798 502808 502824 502837 502850 2-1/4 USS 502510 502527 502544 502563 502582 502609 502625 502638 SAE 502710 502727 502744 502763 502782 502809 502825 502838 2-1/2 USS 502511 502528 502545 502564 502583 502600 502610 502626 502639 502652 SAE 502711 502728 502745 502764 502783 502800 502810 502826 502839 502852 2-3/4 USS 502512 502529 502546 502565 502584 502611 502627 502640 502653 SAE 502712 502729 502746 502765 502784 502811 502827 502840 502853 3 USS 502513 502530 502547 502566 502585 502602 502612 502628 502641 502654 SAE 502713 502730 502747 502766 502785 502802 502812 502828 502841 502854 3-1/4 USS 502514 502531 502548 502567 502586 SAE 502714 502731 502748 502767 502786 3-1/2 USS 502515 502532 502549 502568 502587 502603 502613 502630 502643 502656 SAE 502715 502732 502749 502768 502787 502803 502813 502830 502843 502856 4 USS 502517 502534 502551 502570 502589 502601 502615 502632 502645 502657 SAE 502717 502734 502751 502770 502789 502801 502815 502832 502845 502857 4-1/2 USS 502519 502536 502552 502571 502590 502614 502616 502633 502646 502658 SAE 502719 502736 502752 502771 502790 502814 502816 502833 502846 502858 5 USS 502521 502538 502553 502572 502591 502618 502617 502634 502647 502659 SAE 502721 502738 502753 502772 502791 502818 502817 502834 502847 502859 5-1/2 USS 402201 402206 502555 502574 502592 502663 502662 502635 502648 502660 SAE 402401 402406 502755 502774 502792 502862 502835 502848 502860 6 USS 502533 502550 502554 502573 502593 502631 502619 502636 502649 502661 SAE 502733 502750 502754 502773 502793 502831 502819 502836 502849 502861 6-1/2 USS 402202 402207 402211 402217 402101 SAE 402402 402407 402411 402417 402150 7 USS 402203 402208 402212 402218 402102 SAE 402403 402408 402412 402418 402151 7-1/2 USS 402204 402209 402213 402219 402103 SAE 402404 402409 402413 402419 402152 8 USS 402205 402210 402214 402220 402104 SAE 402405 402410 402414 402420 402153 USS 502675 502677 502679 502681 502683 502685 502687 502689 502691 502693 SAE 502676 502678 502680 502682 502684 502686 502688 502690 502692 502694 QTY 100 100 100 50 50 30 30 20 10 10 ALL 504285 504286 504287 504288 504289 504290 504291 504292 504293 504294 QTY 100 100 100 100 100 50 50 25 25 25 USS 504230 504231 504232 504233 504234 504235 504236 504237 504238 504239 SAE 504275 504276 504277 504278 504279 504280 504281 504282 504283 504284 QTY 200 200 200 100 100 100 50 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 12 100 50 20 10 DIAMETER CAP SCREWS HEX NUTS LOCK WASHERS FLAT WASHERS THREADS PER INCH 30 QTY QTY Not made by Infasco. Manufacturer and country of origin can only be determined at time of order.
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