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Hex Cap Screws, Grade 2 Zinc Plated Steel, 5/16"-18 x 3/4", Full Thread

Diameter - Thread Pitch: 5/16" - 18
  • 5/16"-18
  • Hexagon head designed to be driven by a wrench or socket
  • Also called hex cap bolts, hex bolts, tap bolts or hex cap screws
  • Grade 2 Zinc plated steel hex cap screws have a layer of corrosion resistance
  • Distinguished by having no hash marks on top of the bolt's head
  • REACH and RoHS Compliant

A hex cap screw in smaller sizes may not have a shoulder. When a hex cap screw is fully threaded it can also be referred to as a tap bolt.

A Hex Bolt is measured as: Diameter x Thread Pitch x Length from Under Head
FT: Fully Threaded
PT: Partially Threaded

**5/16"-18 Hex Cap Screws listed as PT, usually have a threaded portion of about 7/8".
However, this can vary slightly from manufacturer to manufacturer.

Product number: 1104-006-0032
Print this page
Click on a size/sku in the table to view product-specific details and specifications.
FT = Full Thread (threaded the entire length)  ·  PT = Partial Thread (unthreaded shoulder below the head)

Specifications

  • Across Flats (Width): 1/2" (Max 0.500 - Min 0.489)
  • Color: Silver
  • Condition: New
  • Corrosion Resistant: Yes
  • Diameter: 5/16"
  • Drive Style: External Hex
  • Head Type: Hex Head
  • Thread Direction: Right Hand
  • Thread Type: Coarse
  • Finish: Zinc Plated
  • Fit: 2A
  • FT = Full Thread: Yes
  • Grade: 2
  • Head Height: Max 0.211 - Min 0.195
  • Head Height Basic: 13/16"
  • Head Height Max: 0.211
  • Head Style: Hex
  • Length: 3/4"
  • Material: Alloy Steel
  • Part Number: 720572119336
  • Product Type: Hex Cap Screw
  • Size System: US
  • Size Type: Regular
  • System of Measurement: Inch
  • Thread Direction: Right Hand
  • Thread Pitch: 18 Per Inch
  • Thread Size: 5/16"-18
  • Thread Standard: UNC
  • Thread Type: Coarse
  • Tolerance (IFI): Actual measurements may vary slightly +/- depending on production run within IFI Tolerances
  • Weight: 1 lb
  • Width Across Corners: Max 0.577 - Min 0.571
  • Wrench Size: 1/2"

Frequently Used With

Hex Finish Nuts, Grade 2 Zinc Plated Steel, 5/16"-18 UNC Hex Finish Nuts, Grade 2 Zinc Plated Steel, 5/16"-18 UNC
Volume Pricing*
1
$0.09
($0.09/ea)
100
$6.00
($0.06/ea)
1000
$50.00
($0.05/ea)
$0.00
Flat Washers, Zinc Plated Steel, SAE 5/16" (ID 0.344 x OD 0.688 x THK 0.076) Flat Washers, Zinc Plated Steel, SAE 5/16" (ID 0.344 x OD 0.688 x THK 0.076)
Volume Pricing*
1
$0.05
($0.05/ea)
100
$4.00
($0.04/ea)
1000
$20.00
($0.02/ea)
$0.00
Flat Washers, Zinc Plated Steel, USS, 5/16" (ID 0.375 x OD 0.875 x THK 0.086) Flat Washers, Zinc Plated Steel, USS, 5/16" (ID 0.375 x OD 0.875 x THK 0.086)
Volume Pricing*
1
$0.06
($0.06/ea)
100
$4.00
($0.04/ea)
1000
$30.00
($0.03/ea)
$0.00
Lock Washers, Split Ring, Zinc Plated Steel, 5/16"(.314 ID x .583 OD x .078 THK) Lock Washers, Split Ring, Zinc Plated Steel, 5/16"(.314 ID x .583 OD x .078 THK)
Volume Pricing*
1
$0.08
($0.08/ea)
100
$3.00
($0.03/ea)
1000
$20.00
($0.02/ea)
$0.00
MRO Solution 1800, General Purpose Anti-Seize Lubricant MRO Solution 1800, General Purpose Anti-Seize Lubricant
Volume Pricing*
$23.40 ea.
$0.00
Bolts, Screws & Nuts Gauge Bolts, Screws & Nuts Gauge
Volume Pricing*
$9.00 ea.
$0.00
Select Size/SKU & Quantity
21 Available Sizes
SIZE/SKU Review Volume Pricing* Enter Any Qty
5/16"-18 x 1/2" FT
1104-006-0002
1
$0.11 ($0.11/ea)
100
$7.00 ($0.07/ea)
1000
$60.00 ($0.06/ea)
$0.00
5/16"-18 x 5/8" FT
1104-006-0012
1
$0.12 ($0.12/ea)
100
$8.00 ($0.08/ea)
1000
$60.00 ($0.06/ea)
$0.00
5/16"-18 x 3/4" FT
1104-006-0032
1
$0.14 ($0.14/ea)
100
$8.00 ($0.08/ea)
1000
$70.00 ($0.07/ea)
$0.00
5/16"-18 x 7/8" FT
1104-006-0042
1
$0.15 ($0.15/ea)
100
$9.00 ($0.09/ea)
1000
$70.00 ($0.07/ea)
$0.00
5/16"-18 x 1" FT
1104-006-0052
1
$0.17 ($0.17/ea)
100
$9.00 ($0.09/ea)
1000
$70.00 ($0.07/ea)
$0.00
5/16"-18 x 1-1/4" FT
1104-006-0062
1
$0.18 ($0.18/ea)
100
$10.00 ($0.10/ea)
1000
$80.00 ($0.08/ea)
$0.00
5/16"-18 x 1-1/2" PT
1104-006-0072
1
$0.19 ($0.19/ea)
100
$11.00 ($0.11/ea)
1000
$90.00 ($0.09/ea)
$0.00
5/16"-18 x 1-3/4" PT
1104-006-0082
1
$0.21 ($0.21/ea)
100
$13.00 ($0.13/ea)
1000
$110.00 ($0.11/ea)
$0.00
5/16"-18 x 2" PT
1104-006-0092
1
$0.22 ($0.22/ea)
100
$14.00 ($0.14/ea)
1000
$120.00 ($0.12/ea)
$0.00
5/16"-18 x 2-1/4" PT
1104-006-0102
1
$0.42 ($0.42/ea)
100
$27.00 ($0.27/ea)
1000
$250.00 ($0.25/ea)
$0.00
5/16"-18 x 2-1/2" PT
1104-006-0112
1
$0.26 ($0.26/ea)
100
$17.00 ($0.17/ea)
1000
$140.00 ($0.14/ea)
$0.00
5/16"-18 x 2-3/4" PT
1104-006-0122
1
$0.30 ($0.30/ea)
100
$20.00 ($0.20/ea)
1000
$170.00 ($0.17/ea)
$0.00
5/16"-18 x 3" PT
1104-006-0132
1
$0.30 ($0.30/ea)
100
$20.00 ($0.20/ea)
1000
$170.00 ($0.17/ea)
$0.00
5/16"-18 x 3-1/4" PT
1104-006-0142
1
$0.44 ($0.44/ea)
100
$38.00 ($0.38/ea)
1000
$360.00 ($0.36/ea)
$0.00
5/16"-18 x 3-1/2" PT
1104-006-0152
1
$0.35 ($0.35/ea)
100
$26.00 ($0.26/ea)
1000
$220.00 ($0.22/ea)
$0.00
5/16"-18 x 3-3/4" PT
1104-006-0162
1
$0.48 ($0.48/ea)
100
$44.00 ($0.44/ea)
1000
$410.00 ($0.41/ea)
$0.00
5/16"-18 x 4" PT
1104-006-0172
1
$0.40 ($0.40/ea)
100
$29.00 ($0.29/ea)
1000
$240.00 ($0.24/ea)
$0.00
5/16"-18 x 4-1/2" PT
1104-006-0182
1
$0.42 ($0.42/ea)
100
$32.00 ($0.32/ea)
1000
$270.00 ($0.27/ea)
$0.00
5/16"-18 x 5" PT
1104-006-0192
1
$0.49 ($0.49/ea)
100
$38.00 ($0.38/ea)
1000
$320.00 ($0.32/ea)
$0.00
5/16"-18 x 5-1/2" PT
1104-006-0202
1
$0.57 ($0.57/ea)
100
$43.00 ($0.43/ea)
1000
$360.00 ($0.36/ea)
$0.00
5/16"-18 x 6" PT
1104-006-0212
1
$0.59 ($0.59/ea)
100
$46.00 ($0.46/ea)
1000
$390.00 ($0.39/ea)
$0.00

*Volume pricing available on select products. Products without quantity breaks are priced per unit.

Page Total: $0.00

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