Filters: US Steel Zinc 5/8" 18 2-1/2" External hex Remove All

Hex bolts, Zinc plated steel, 5/8"-18 x 2-1/2"

Prod. #	Length	Each price	Bag price	Bulk price	Price	Buy
555	2-1/2"	$2.98 / ea	$51.68 / 25	$451.00 / 250	$2.98 / ea $51.68 / 25 $451.00 / 250

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Product details
Bolt Depot product#	555
Units	US
Category	Hex bolts Bolts with hexagonal heads and machine threads for use with a nut or in a tapped hole. Also known as hex cap screws or machine bolts.
Subcategory	Hex bolts A bolt with a six sided head.
Material	Steel A tempered medium carbon steel.
Plating	Zinc Zinc plated for moderate corrosion resistance.
Grade	Grade 5 Grade 5 falls between grade 2 and grade 8 in strength, and is commonly found in automotive applications.
Thread density	Fine
Diameter	5/8"
Thread count	18
Length	2-1/2"
Length tolerance	+0.00" / -0.08"
Thread direction	Right hand
Head style	Hex Hex heads are six sided for use with a wrench.
Drive type	External hex A hexagonal head for use with a wrench.
Head height	0.378" - 0.403"
Width across the flats	15/16"
Fully threaded	No
Thread length	Minimum 1-1/2"
Dimensional standard	ASME B18.2.1
Material standard	SAE J429

Additional information
US Hex bolt sizes	Head/Wrench size table
US bolt thread length table	US hex bolt recommended torque

Matching Products

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Prod. #	Description	Buy
7609	Hex nuts, Zinc plated steel, 5/8"-18 A standard six sided nut.	Add $0.73 / ea $12.37 / 25 $114.00 / 250
4273	SAE flat washers, Zinc plated steel, 5/8" SAE pattern is a tighter fit on the bolt and a smaller outside diameter.	Add $0.15 / ea $11.07 / 100 $94.10 / 1,000
2639	Hex nylon insert lock nuts, Zinc plated steel, 5/8"-18 A hex nut with a nylon ring to resist loosening.	Add $0.89 / ea $15.18 / 25 $135.00 / 250
4265	USS flat washers, Zinc plated steel, 5/8" USS pattern is the most common type of flat washer.	Add $0.39 / ea $26.30 / 100 $224.00 / 1,000
3030	Lock washers, Zinc plated steel, 5/8" Split lock washers place tension against a nut after tightening, to help prevent loosening.	Add $0.17 / ea $11.09 / 100 $93.70 / 1,000