Custom Low Hex Head Grade 5 Bolts - 5/8-11 X 1

 

These custom low hex head grade 5 bolts were manufactured at 30,000 pieces for our long time customer, with zinc clear finish.  Fully threaded with 1" of 5/8-11 thread pitch these parts came with a low hex head measuring .291-.316" in height and .922-.936" across the flats.  A 15-30 degree standard chamfer was added around the corners and flats.  The narrow head height was critical for the tight constraints in our customer's assembly application.

Custom Low Head Slotted Machine Screws - 8-32 X .375" In 12L14 Steel

These custom low head slotted machine screws were manufactured domestically using 12L14 steel material and then run through a commercial black oxide process.  Length under the head was set at .375" +/-.03", fully threaded with 8-32 thread pitch.  The head height was set at .055", diameter at .265", slot width at .05", and slot depth at .042".  Our internal part number for this item is MSF-0806-AF and while lead time varies quite a bit depending on production volume required, we typically budget 6-8 weeks from order confirmation.

Custom Low Head Socket Cap Screws - 1/4-20 X 1 Low Head Socket Head Cap Screws In Black Zinc With Nylon Thread Locking Patch

These are custom low head socket cap screws we supply to an offroad automotive product manufacturer.  We have a revolving blanket purchase order arrangement with next day deliveries of the parts from the individual releases.  Measuring 1/4-20 X 1 to standard IFI specifications, these low head socket cap screws are made in plain grade 5 steel material with black electroplated zinc finish for corrosion resistance.  A standard nylon thread locking patch is applied as the final part of the process to get the parts ready for use.

Custom Low Head Metric Screws - M3 X 0.5MM X 3.25MM With Thread Locking Patch in 303 Stainless Steel Material

Custom low head metric screws manufactured domestically using 303 stainless steel material.  The 1/16 hex drive was broached with a 1.5MM drive depth.  Heavy torque blue thread locking patch was applied to conform to a .60 to .33 Nm minimum torque testing.  Head height measured 1.75MM and the width at 9.65MM.  The rounding around the edges of the head was set to R 0.020.  Production samples were provided for customer testing and approval prior to commitment to a full production run.  Lead time for production is 8-10 weeks from confirmed order.  Certificate of conformance, First Article Inspection Report, material cert, and passivation cert were required with the parts per our customer's request.