Hex bolts, Stainless steel 316, 5/16"-18 x 20"

Hex bolt

Prod. # Length Each price Bag price Bulk price Price Buy
16298 4 20" $34.13 / ea $292.24 / 10 $2,686.00 / 100 $34.13 / ea $292.24 / 10 $2,686.00 / 100

4 This item is a semi-standard size and is therefore more expensive.

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Product Images

Hex cap screw Varies (Body) dimensions
Hex bolt (Head) dimensions

Product details

Bolt Depot Product #: 16298
Units: US
Category: Hex bolts
Subcategory: Hex bolts
Material: Stainless steel
Grade: 316
Thread direction: Right hand
Thread density: Coarse
Diameter: 5/16"
Thread count: 18
Length: 20"
Length tolerance: +0.00" / -0.18"
Head style: Hex
Drive type: External hex
Head height Min: 0.195"
Head height Max: 0.211"
Width across the flats: 1/2"
Fully threaded: No
Thread length Min: 1-1/8"

Matching Products

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Prod. # Description Buy
15984
Hex nuts, Stainless steel 316, 5/16"-18
A standard six sided nut.
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$0.14 each
$9.31 / 100
$74.30 / 1000
16009
Hex nylon insert lock nuts, Stainless steel 316, 5/16"-18
A hex nut with a nylon ring to resist loosening.
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$0.32 each
$23.53 / 100
$210.00 / 1000
16020
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$0.14 each
$8.40 / 100
$60.10 / 1000
16032
Lock washers, Stainless steel 316, 5/16"
Split lock washers place tension against a nut after tightening, to help prevent loosening.
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$0.10 each
$6.83 / 100
$48.30 / 1000

See also

Full thread tap bolt

Tap bolts, Stainless steel 316, 5/16"-18

A full thread bolt with a six sided head.

Metric hex bolt

Metric hex bolts

A bolt with a six sided head.