Mutual Screw & Supply

5/8-11 X 6-1/2" Heavy Hex Cap Screws | ASTM A193 B7 Alloy Steel Plain | Partially Threaded (65 / Pkg.)

5/8-11 X 6-1/2" Heavy Hex Cap Screws | ASTM A193 B7 Alloy Steel Plain | - Main image
$117.79 $189.99 In stock

ASTM A193 B7 Alloy Steel Plain hex head cap screws, partially threaded, size 5/8-11 x 6-1/2". A dependable fastener for machinery, equipment assembly, and general industrial use.

  • ASTM A193 B7 Alloy Steel Plain construction
  • partially threaded configuration
  • Hex head for wrench or socket drive
  • For machinery, equipment, and general-purpose fastening

Specifications

  • Thread Size: 5/8-11
  • Length: 6-1/2"
  • Threads Per Inch: 11
  • Material: ASTM A193 B7 Alloy Steel Plain
  • Finish: Plain
  • Thread Style: Partially Threaded
  • Pack Quantity: 65
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Customer Reviews (5.0 / 5 · 5 reviews)

Ella ★★★★★

Finally got around to torquing these down on a compressor skid and the threads ran smooth the whole way without any galling. Six and a half inches of grip was exactly what I needed for that thick mounting plate.

Ava S. ★★★★★

Bought these for a heavy flange connection and the 6-1/2" length with partial threading made assembly a lot easier than using fully threaded bolts. The hex head gave my socket a solid grip without stripping.

Jacob ★★★★★

These are the ones I reach for when I need to bolt down a heavy motor mount and they handle the stress without a hint of flex. The alloy steel feels solid and the partial threads give me just the right grip length for thick flanges. Already ordered a second box for the next job.