--- title: Tech Data_Hewes Fastener --- [![heweslogo-1](https://www.hctoolsupply.com/hs-fs/hubfs/heweslogo-1.png?width=375&height=79&name=heweslogo-1.png "heweslogo-1")](https://www.hctoolsupply.com/hewes) [Certifications](https://www.hctoolsupply.com/certifications) | [H&C Tool Supply](https://www.hctoolsupply.com)|[ Blog](https://www.hctoolsupply.com/blog) # Technical Data     Our knowledgeable field sales engineers work with customers to lower manufacturing and assembly costs. Our efficient customer service people stand ready to take your call, process orders and provide information and sourcing on everything from nuts and bolts to the most complicated inconels, monels and various other exotic material fasteners.   ### Index - [Index](https://www.hctoolsupply.com/hubfs/Hewes/a-1.pdf) - [Torque Requirements](https://www.hctoolsupply.com/hubfs/Hewes/a-2.pdf) - [Mechanical Requirements](https://www.hctoolsupply.com/hubfs/Hewes/a-3.pdf) - [Stud Mechanical Requirements](https://www.hctoolsupply.com/hubfs/Hewes/a-4.pdf) - [Stainless Steel Specifications ](https://www.hctoolsupply.com/hubfs/Hewes/a-47.pdf) ### Bolt - [Structural Bolt](https://www.hctoolsupply.com/hubfs/Hewes/a-5_a-15.pdf) - [Hex Head Bolt](https://www.hctoolsupply.com/hubfs/Hewes/a-16.pdf) - [Square Head Bolt ](https://www.hctoolsupply.com/hubfs/Hewes/a-17.pdf) - [Carriage Bolt](https://www.hctoolsupply.com/hubfs/Hewes/a-18_a-19.pdf) - [A325/A490](https://www.hctoolsupply.com/hubfs/Hewes/a-14.pdf) - [Heavy Hex Head](https://www.hctoolsupply.com/hubfs/Hewes/a-14.pdf) - [Hex Head](https://www.hctoolsupply.com/hubfs/Hewes/a-14.pdf) ### Stud - [Threaded Stud](https://www.hctoolsupply.com/hubfs/Hewes/a-6.pdf) ### Nut - [A194 Hex Nut](https://www.hctoolsupply.com/hubfs/Hewes/a-7.pdf) - [Hex Nut](https://www.hctoolsupply.com/hubfs/Hewes/a-8_a-9_a-10.pdf) - [Keps Nut](https://www.hctoolsupply.com/hubfs/Hewes/a-11.pdf) ### Washer - [Flat Washer](https://www.hctoolsupply.com/hubfs/Hewes/a-11.pdf) - [Split Lock](https://www.hctoolsupply.com/hubfs/Hewes/a-12.pdf) - [Ext/Int Lock Washer](https://www.hctoolsupply.com/hubfs/Hewes/a-13.pdf) ### Socket - [Socket Head Cap Screw](https://www.hctoolsupply.com/hubfs/Hewes/a-31.pdf) - [Button Head](https://www.hctoolsupply.com/hubfs/Hewes/a-32.pdf) - [Shoulder Screw ](https://www.hctoolsupply.com/hubfs/Hewes/a-33.pdf) - [Set Screw](https://www.hctoolsupply.com/hubfs/Hewes/a-33.pdf) ### Screw - [Wood Screw](https://www.hctoolsupply.com/hubfs/Hewes/a-20_23_25_27.pdf) - [Machine Screw](https://www.hctoolsupply.com/hubfs/Hewes/machine_screws.pdf) - [Tapping Screw](https://www.hctoolsupply.com/hubfs/Hewes/tapping_screw.pdf) - [Self Drill Screw](https://www.hctoolsupply.com/hubfs/Hewes/a-26.pdf) - [Thumb Screw](https://www.hctoolsupply.com/hubfs/Hewes/a-29.pdf) - [U Drive](https://www.hctoolsupply.com/hubfs/Hewes/a-30.pdf) ### Pin - [Cotter](https://www.hctoolsupply.com/hubfs/Hewes/a-30.pdf) - [Dowel ](https://www.hctoolsupply.com/hubfs/Hewes/a-32.pdf) ### Metric - [Metric Thread Pitch & DIN](https://www.hctoolsupply.com/hubfs/Hewes/a-34.pdf) - [Conversion Guide](https://www.hctoolsupply.com/hubfs/Hewes/a-35.pdf) - [Metric Hex Nut](https://www.hctoolsupply.com/hubfs/Hewes/a-36.pdf) - [Metric Flat Washer](https://www.hctoolsupply.com/hubfs/Hewes/a-37.pdf) - [Ext/Int Lock Washer](https://www.hctoolsupply.com/hubfs/Hewes/a-38.pdf) - [Head Cap Screw](https://www.hctoolsupply.com/hubfs/Hewes/a-39.pdf) - [Flat Head Machine Screw](https://www.hctoolsupply.com/hubfs/Hewes/a-40.pdf) - [Pan Head Machine Screw](https://www.hctoolsupply.com/hubfs/Hewes/a-42.pdf) - [Socket Head Cap Screw](https://www.hctoolsupply.com/hubfs/Hewes/a-43.pdf) - [Flat Head Cap Screw](https://www.hctoolsupply.com/hubfs/Hewes/a-43.pdf) - [Button Head Cap Screw](https://www.hctoolsupply.com/hubfs/Hewes/a-44.pdf) - [Metric Set Screw](https://www.hctoolsupply.com/hubfs/Hewes/a-44.pdf) - [Metric Tap Drill Sizes](https://www.hctoolsupply.com/hubfs/Hewes/a-50.pdf) ### Anchor - [Anchor Products](https://www.hctoolsupply.com/hubfs/Hewes/anchor.pdf) --- **Hewes Fastener  **235 Mt. Read Blvd. P.O. Box 11330 Rochester NY 14611 585-235-7940 | info@hewesfastener.com **H&C Pennsylvania**  9 Eastway Ave. Greenville, PA 16125 724-588-5111 © Hewes Fastener Division 2020 ![](https://secure.7-companycompany.com/795277.png)