Hex bolts, Stainless steel 18-8, 5/16"-18

Hex bolt

Hex bolt length is measured from under the head to the end of the bolt.

Hex bolt length

Note: Thread length on bolts can vary. Some shorter lengths will be fully threaded.

Click on a product # for additional info

Prod. # Length Each price Bag price Bulk price Price Buy
8981 4 3/8" $0.45 / ea $30.55 / 100 $274.00 / 1000 $0.45 / ea $30.55 / 100 $274.00 / 1000
141 1/2" $0.24 / ea $17.53 / 100 $157.00 / 1000 $0.24 / ea $17.53 / 100 $157.00 / 1000
142 5/8" $0.24 / ea $17.64 / 100 $158.00 / 1000 $0.24 / ea $17.64 / 100 $158.00 / 1000
143 3/4" $0.25 / ea $18.40 / 100 $165.00 / 1000 $0.25 / ea $18.40 / 100 $165.00 / 1000
5239 7/8" $0.28 / ea $19.92 / 100 $178.00 / 1000 $0.28 / ea $19.92 / 100 $178.00 / 1000
144 1" $0.29 / ea $20.40 / 100 $183.00 / 1000 $0.29 / ea $20.40 / 100 $183.00 / 1000
11942 4 1-1/8" $0.47 / ea $33.05 / 100 $296.00 / 1000 $0.47 / ea $33.05 / 100 $296.00 / 1000
145 1-1/4" $0.38 / ea $23.88 / 100 $214.00 / 1000 $0.38 / ea $23.88 / 100 $214.00 / 1000
8982 4 1-3/8" $0.60 / ea $43.41 / 100 $389.00 / 1000 $0.60 / ea $43.41 / 100 $389.00 / 1000
146 1-1/2" $0.39 / ea $26.79 / 100 $240.00 / 1000 $0.39 / ea $26.79 / 100 $240.00 / 1000
5240 1-3/4" $0.46 / ea $31.85 / 100 $285.00 / 1000 $0.46 / ea $31.85 / 100 $285.00 / 1000
147 2" $0.49 / ea $32.84 / 100 $294.00 / 1000 $0.49 / ea $32.84 / 100 $294.00 / 1000
8983 2-1/4" $0.56 / ea $41.08 / 100 $368.00 / 1000 $0.56 / ea $41.08 / 100 $368.00 / 1000
148 2-1/2" $0.60 / ea $42.02 / 100 $376.00 / 1000 $0.60 / ea $42.02 / 100 $376.00 / 1000
8984 4 2-3/4" $0.91 / ea $67.45 / 100 $604.00 / 1000 $0.91 / ea $67.45 / 100 $604.00 / 1000
149 3" $0.67 / ea $49.13 / 100 $440.00 / 1000 $0.67 / ea $49.13 / 100 $440.00 / 1000
8985 3-1/4" $0.73 / ea $29.78 / 50 $267.00 / 500 $0.73 / ea $29.78 / 50 $267.00 / 500
150 3-1/2" $0.75 / ea $30.60 / 50 $274.00 / 500 $0.75 / ea $30.60 / 50 $274.00 / 500
8986 4 3-3/4" $1.15 / ea $46.81 / 50 $419.00 / 500 $1.15 / ea $46.81 / 50 $419.00 / 500
151 4" $0.80 / ea $33.37 / 50 $299.00 / 500 $0.80 / ea $33.37 / 50 $299.00 / 500
8987 4-1/4" $0.99 / ea $41.74 / 50 $374.00 / 500 $0.99 / ea $41.74 / 50 $374.00 / 500
152 4-1/2" $1.05 / ea $43.33 / 50 $388.00 / 500 $1.05 / ea $43.33 / 50 $388.00 / 500
153 5" $1.12 / ea $47.13 / 50 $422.00 / 500 $1.12 / ea $47.13 / 50 $422.00 / 500
5241 5-1/2" $1.35 / ea $57.04 / 50 $511.00 / 500 $1.35 / ea $57.04 / 50 $511.00 / 500
154 6" $1.38 / ea $57.56 / 50 $514.00 / 500 $1.38 / ea $57.56 / 50 $514.00 / 500
11941 4 6-1/2" $4.57 / ea $104.76 / 25 $988.00 / 250 $4.57 / ea $104.76 / 25 $988.00 / 250
5220 4 7" $6.24 / ea $125.57 / 25 $1,150.00 / 250 $6.24 / ea $125.57 / 25 $1,150.00 / 250
5221 4 8" $7.54 / ea $138.01 / 25 $1,264.00 / 250 $7.54 / ea $138.01 / 25 $1,264.00 / 250
5242 4 10" $14.60 / ea $117.76 / 10 $1,079.00 / 100 $14.60 / ea $117.76 / 10 $1,079.00 / 100
5243 4 5 12" $18.00 / ea $148.67 / 10 $1,362.00 / 100 $18.00 / ea $148.67 / 10 $1,362.00 / 100

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

5 This item has limited availability. Call us to check stock.

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Matching Products

Click on a product # for additional info

Prod. # Description Buy
2564
Hex nuts, Stainless steel 18-8, 5/16"-18
A standard six sided nut.
Add
$0.10 each
$6.34 / 100
$51.40 / 1000
2555
Hex nylon insert lock nuts, Stainless steel 18-8, 5/16"-18
A hex nut with a nylon ring to resist loosening.
Add
$0.16 each
$11.21 / 100
$96.30 / 1000
2948
Add
$0.08 each
$5.05 / 100
$40.50 / 1000
2957
Lock washers, Stainless steel 18-8, 5/16"
Split lock washers place tension against a nut after tightening, to help prevent loosening.
Add
$0.09 each
$5.28 / 100
$46.20 / 1000

See also

Full thread tap bolt

Tap bolts, Stainless steel 18-8, 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.