Cup Point Socket Set Screws – Coarse & Fine Thread

Cup Point Socket Set Screws – Coarse & Fine Thread

Cup Point Socket Set Screws – Coarse & Fine Thread

Features:

  • Cup point.
  • Alloy steel – Rockwell 45-53.
  • Conforms to ANSI B18.3.
  • Black with oil dipped finish.

Coarse Thread (USS)

Dia./Threads #4 #6 #8 #10 1/4 5/16 3/8 7/16 1/2 5/8 3/4
1/16 30-4689
3/32 30-4670 30-4708 30-4715 30-4731
1/8 30-4671 30-4709 30-4716 30-4728 30-4719 30-4766
5/32 30-4672 30-4710 30-4733 30-4750 30-4709 30-4760
3/16 30-4673 30-4711 30-4743 30-4751 30-4767 30-4782 30-4789
1/4 30-4674 30-4712 30-4745 30-4752 30-4784 30-4796 30-4797
5/16 30-4675 30-4713 30-4753 30-4753 30-4785 30-4792 30-4798 30-4804
3/8 30-4676 30-4714 30-4754 30-4754 30-4786 30-4793 30-4800 30-4805
1/2 30-4677 30-4715 30-4755 30-4755 30-4787 30-4794 30-4801 30-4806
5/8 30-4788 30-4795 30-4802 30-4807

Fine Thread (SAE)

Dia./Threads 10-32 1/4-28 5/16-24 3/8-24 7/16-20 1/2-20
3/16 31-4723 31-4740
1/4 31-4724 31-4741 31-4758 31-4774
5/16 31-4725 31-4742 31-4759
3/8 31-4726 31-4743 31-4760 31-4781
7/16 31-4790 31-4791
1/2 31-4727 31-4744 31-4761 31-4776 31-4792 31-4783
5/8 31-4728 31-4745 31-4762 31-4777 31-4794
3/4 31-4729 31-4746 31-4763 31-4778 31-4795
1″ 31-4730 31-4747 31-4764 31-4779 31-4796
1-1/4″ 31-4731 31-4748 31-4765 31-4780
Shipping & Stocking Made Simple

At GNS Industrial Supply, we don’t just deliver products—we deliver peace of mind. Unlike traditional suppliers who ship and leave the rest to you, we take a hands-on approach to your inventory management. Our team visits your location, audits your existing stock, identifies what you need, and handles the reordering process for you. We then deliver directly to your facility and restock your supply room according to your preferred system—ensuring your operation runs smoothly without overstock or downtime. It’s a smarter, more personalized way to manage industrial supplies—built for teams who don’t have time to run out of what matters.