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Thursday, January 28, 2021

Custom Stainless Shoulder Captive Screws - Cold Drawn 303 SS

 

Custom Stainless Shoulder Captive Screws - Cold Drawn 303 SS
These custom stainless shoulder captive screws were manufactured using cold drawn stainless steel bar stock material with a cold headed head and drive.  6-32 thread was incorporated at 5mm +/- 0.5, with a lead in chamfer per print.  The head was made to 8mm in diameter and 1.5mm in height, with the step shoulder measuring 3.6 in diameter by 2mm in length.  The long captive shoulder was set to 2.3mm +0/-0.2 diameter.  Overall length is 31.5mm and the head featured a #2 phillips drive.

Tuesday, January 26, 2021

Custom Knurled Slotted Thumb Screws - Steel Zinc Material

 

Custom Knurled Slotted Thumb Screws - Steel Zinc Material
These custom knurled slotted thumb screws were manufactured at 5,000 pieces using low carbon steel material with zinc clear finish.  6-32 thread was incorporated at .375" length underneath the head.  Knurled head diameter was set to .313" and head height to .188".  The slotted drive was .035" +/-.005" deep and .045" +/-.005" wide.  Our customer used these custom screws in their electronics assembly process.  Full certs were made available to our customer upon request.

Thursday, January 21, 2021

Custom Grade 5 Hex Nuts - SAE J995 Steel

 

Custom Grade 5 Hex Nuts - SAE J995 Steel
These custom grade 5 hex nuts were manufactured using SAE J995 steel material for an agricultural equipment operator, with black oxide finish.  Width across the flats was set to .551-.563" and the height was specified at .401-.402".  The internal thread pitch was the oddest part for the custom nut, with a 3/8-20 pitch and 2B thread fit.  Full certs were provided with the parts.  

Thursday, January 14, 2021

Custom 4340 Alloy Steel Dowel Pins - Aerospace Applications

 

Custom 4340 Alloy Steel Dowel Pins - Aerospace Applications
These custom 4340 alloy steel dowel pins were produced domestically at a bit over 3,000 pieces for an aerospace application.  The raw material was to be per AMS 6414 or AMS 6409 and the pins measure .1179 +0.0000/-.0004 by .400 +/- .0030.  Full certs were provided with the material, including material certs, certificate of conformance, and a FAIR.  Parts were released over a 12 month period using a blanket purchase order agreement.

Thursday, January 7, 2021

Custom Grade 8 T-Bolts With Black Oxide Finish

 

Custom Grade 8 T-Bolts With Black Oxide Finish

These custom grade 8 T-bolts were produced using SAE J429 material to Grade 8 specifications, finished with a black oxide process.  An existing sample was used to recreate the design and tooling for the head shape.  3/8-20 unorthodox thread pitch was rolled at thread length of .8" minimum.  Overall length of the part was set at 1.212" +/-.01" and the max head diameter reached .757" +/-.01".  Full certs were provided with the parts.  

Custom Painted Self Piercing Crimp Screws - 12 X 1/2 Steel Zinc

 

Custom Painted Self Piercing Crimp Screws - 12 X 1/2 Steel Zinc
These custom painted self piercing crimp screws were manufactured in Taiwan with a self crimping serrated washer head feature ideal for thin sheet metal applications.  The exposed washer and head surfaces were painted to match our customer provided samples after going through a cleaning process to remove any excess oil or wax.  Lead time for most sizes with painted head is 3-4 weeks from order.  Self drilling variation is also available upon request.