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5/8" Stainless Steel Solar Hex Head Cap Screws.

  • 5/8-11 Solar Panel Rack Stainless Steel Hex Bolts Have a Hexagonal Head Used With a Wrench or a Socket.
  • Hex Head Cap Bolts are a Primary Fastener Type For Many Solar Panel Racking, Clamps, and Bracket Thru-Bolting Applications.
  • As a General Hex Cap Screw Rule: Thread Length is: 2X The Diameter Plus 1/2".
  • For Fully Threaded Hex Bolts Please View Our FULL THREAD Tap Bolt Category.
  • Made of 18-8 / 304 Grade Stainless Steel Which is an Austenitic Grade of Stainless Steel.
  • 5/8"-11 Right Hand Thread, UNC
  • CHECK OUT OUR OTHER CATAGORIES FOR MORE SIZES. 


Item # Image Description Price
BS5/8-11X100
5/8-11 x 1
5/8-11 x 1" Hex Head Cap Bolts 18-8 / 304 Stainless Steel
  • SOLD BY THE PIECE.
  • Hex Head Cap Screws.
  • 18-8 / 304 Grade Stainless Steel.
  • 15/16" Wrench Size, 25/64" Head Height.
  • Contact Our Sales Department For Bulk Pricing.
$1.25

BS5/8-11X150
5/8-11 x 1-1/2
5/8-11 x 1-1/2" Hex Head Cap Bolts 18-8 / 304 Stainless Steel
  • SOLD BY THE PIECE.
  • Hex Head Cap Screws.
  • 18-8 / 304 Grade Stainless Steel.
  • 15/16" Wrench Size, 25/64" Head Height.
  • Contact Our Sales Department For Bulk Pricing.
$1.75

BS5/8-11X200
5/8-11 x 2
5/8-11 x 2" Hex Head Cap Bolts 18-8 / 304 Stainless Steel
  • SOLD BY THE PIECE.
  • Hex Head Cap Screws.
  • 18-8 / 304 Grade Stainless Steel.
  • 15/16" Wrench Size, 25/64" Head Height.
  • Contact Our Sales Department For Bulk Pricing.
$2.00

BS5/8-11X250
5/8-11 x 2-1/2
5/8-11 x 2-1/2" Hex Head Cap Bolts 18-8 / 304 Stainless Steel
  • SOLD BY THE PIECE.
  • Hex Head Cap Screws.
  • 18-8 / 304 Grade Stainless Steel.
  • 15/16" Wrench Size, 25/64" Head Height.
  • Contact Our Sales Department For Bulk Pricing.
$1.75

BS5/8-11X300
5/8-11 x 3
5/8-11 x 3" Hex Head Cap Bolts 18-8 / 304 Stainless Steel
  • SOLD BY THE PIECE.
  • Hex Head Cap Screws.
  • 18-8 / 304 Grade Stainless Steel.
  • 15/16" Wrench Size, 25/64" Head Height.
  • Contact Our Sales Department For Bulk Pricing.
$2.60

NHS5/8-11
5/8-11 Finish Hex Nuts 18-8 / 304 Stainless Steel
5/8-11 Finish Hex Nuts 18-8 / 304 Stainless Steel
  • SOLD BY THE PIECE.
  • 5/8"-11 Coarse Thread Hex Nut,
  • 15/16" Flats-Wrench Size, 35/64" Thickness.
  • Made From 18-8 / 304 Stainless Steel.
  • Contact Our Sales Department For Bulk Pricing. 
$0.65

NILS5/8-11
5/8-11 Nylon Insert Hex Lock Nuts 18-8 Stainless Steel
5/8-11 Nylon Insert Hex Lock Nuts 18-8 Stainless Steel
  • SOLD BY THE PIECE.
  • 5/8-11 Thread Nyloc Lock Nut
  • 15/16" Wrench Size.
  • Made From 18-8 / 304 Stainless Steel.
  • Contact Our Sales Department For Bulk Pricing.
Special Pricing Available
$0.75

NHHS5/8-11
5/8-11 Heavy Hex Finish Nuts 18-8 / 304 Stainless Steel
5/8-11 Heavy Hex Finish Nuts 18-8 / 304 Stainless Steel
  • SOLD BY THE PIECE.
  • Extra Thick Hex Finish Nuts
  • Flats 1-1/16" Height 39/64"
  • Made From 18-8 / 304 Stainless Steel.
  • Contact Our Sales Department For Bulk Pricing.
Special Pricing Available
$1.15

WFDS1/2X300
5/8
5/8" x 3" Fender Washers 18-8 / 304 Stainless Steel
  • SOLD BY THE PIECE.
  • Large OD Flat Fender Washers
  • Made From 18-8 / 304 Stainless Steel
  • Thickness: .062
  • CONTACT OUR SALES DEPARTMENT FOR BULK PRICING.
$6.75

WFS5/8BAG25
5/8
5/8" Flat Washers 18-8 / 304 Stainless Steel
  • SOLD BY THE BAG OF 25
  • 5/8" Standard Commercial Pattern Round Flat Washers.
  • Made From 18-8 / 304 Stainless Steel.
  • ID 0.687" OD 1-1/2" Thickness 0.078"
  • CONTACT OUR SALES DEPARTMENT FOR BULK PRICING. 
Special Pricing Available
$10.25

WLS5/8BAG25
5/8
5/8" Split Ring Lock Washers 18-8 / 304 Stainless Steel
  • SOLD BY BAG OF 25.
  • Medium Profile Split Ring Lock Washers.
  • Made From 18-8 / 304 Stainless Steel.
  • ID 0.628" OD 1.072" Thickness 0.156"
  • CONTACT OUR SALES DEPARTMENT FOR BULK PRICING.
Special Pricing Available
$7.50

WINLW5/8BAG10
5/8
5/8" Internal Tooth Lock Washers 410 Stainless Steel
  • SOLD BY BAG OF 10.
  • 410 Grade Stainless Steel.
  • Serrated INTERNAL Tooth Star Washers. 
  • Please Contact Our Sales Department For Bulk Pricing.
Special Pricing Available
$4.25

WAN5/8-1016BAG25
5/8
5/8" AN Flat Washers 900 Series 18-8 / 304 Stainless Steel
  • SOLD BY THE BAG OF 25
  • 18-8 / 304 Stainless Steel
  • ID: .641
  • OD:  1.187
  • Thickness: 1/16"
  • AN960C1016
Special Pricing Available
$10.00

WSAE5/8-820
5/8
5/8" SAE Flat Washers 18-8 / 304 Stainless Steel
  • SOLD BY THE PIECE
  • 18-8 / 304 Stainless Steel
  • ID: .687
  • OD:  1.312
  • Thickness: .074 - .121
  • SAE 15795-821
$0.50