1/2" X 3-1/2" Unbrako Socket Head Shoulder Screw Black Oxide Alloy Steel

US $12.99

Del Rio, Texas, United States
Sep 3rd

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1/2" (3/8"-16 UNC) x 3-1/2", Socket Head Shoulder Screw, Alloy Steel, Black Oxide Unbrako Part No. 111978 Specs Item Shoulder Screw System of Measurement Inch Shoulder Diameter 1/2 Thread Size 3/8" - 16 Shoulder Length 3 1/2 Thread Type UNC (Coarse) Material Alloy Steel Finish Black Oxide Hex Key Size 1/4" Thread Direction Right Hand Standard Meets or Exceeds ASME B18.3; BS 2470 Features Unbrako Socket Head Shoulder Screws are hardened shafts with a knurled head and threaded portion. The shoulder formed where the threads meet the larger diameter body acting as a stop when the screw is threaded into a tapped hole, permitting the screw to be used as a pivot, shaft, or stationary guide. The precision tolerance on the shoulder provides close and accurate mating with the fastened components. Unbrako manufactures to a tolerance position closer than that required by international standards. Precision hex socket provides maximum wrenching strength and full tightening without cracking or reaming socket, along with ample metal in fillet area for maximum head strength. Controlled concentricity between head and body for easier, more accurate assembly

Condition:	New: A brand-new, unused, unopened, undamaged item in its original packaging (where packaging is applicable). Packaging should be the same as what is found in a retail store, unless the item was packaged by the manufacturer in non-retail packaging, such as an unprinted box or plastic bag. See the seller's listing for full details. ...	Model	Unbrako 111978
Number in Pack	25
Head Style	Socket Cap Head
System of Measurement	Inch
Thread Size	1/4-20"
MPN	111978
Drive Style	Hex-Key
Finish	Black Oxide
Material	Steel
Item Length	1 in
Screw Size	1/2 x 3 1/2
Brand	Unbrako
Type	Socket Head Shoulder Screws
UPC	N/A