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Hex bolts, Zinc plated grade 8 steel yellow, Fine thread, 7/8" x 5-1/2"

Grade 8 hex bolt

Prod. # Length Each price Bag price Bulk price Price Buy
821 5-1/2" $16.34 / ea $54.45 / 5 $436.00 / 50 $16.34 / ea $54.45 / 5 $436.00 / 50
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Product Images

Hex cap screw Varies (Body) dimensions
Grade 8 (Head) dimensions
Product details
Bolt Depot product# 821
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 8
Grade 8 is stronger than grade 5, and is commonly found in high strength automotive applications.
Color Yellow
Thread density Fine
Diameter 7/8"
Thread count 14
Length 5-1/2"
Length tolerance +0.00" / -0.16"
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 0.531" - 0.563"
Width across the flats 1-5/16"
Fully threaded No
Thread length Minimum 2"
Dimensional standard ASME B18.2.1
Material standard SAE J429

Matching Products

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Prod. # Description Buy
3055
SAE flat washers, Zinc plated grade 8 steel yellow, 7/8"
SAE pattern is a tighter fit on the bolt and a smaller outside diameter.
$1.08 / ea
$10.83 / 15
$88.40 / 150
7188
Hex nylon insert lock nuts, Zinc plated grade 8 steel yellow, 7/8"-14
A hex nut with a nylon ring to resist loosening.
$2.72 / ea
$29.49 / 15
$252.00 / 150
3068
USS flat washers, Zinc plated grade 8 steel yellow, 7/8"
USS pattern is the most common type of flat washer.
$2.13 / ea
$21.34 / 15
$178.00 / 150
3045
Lock washers, Zinc plated grade 8 steel yellow, 7/8"
Split lock washers place tension against a nut after tightening, to help prevent loosening.
$1.04 / ea
$11.40 / 15
$102.00 / 150

See also

Metric hex bolt

Metric hex bolts

A bolt with a six sided head.