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Flange Bolts, Serrated, Stainless Steel 18-8, 1/4-20 x 3/4", Full Thread

Diameter - Thread Pitch: 1/4"-20
  • 1/4"-20
  • Hex head bolt with serrated flange designed to be driven by a wrench or socket
  • Also referred to as flange tap bolts
  • Built in integral washer to distribute pressure over a greater surface area and prevent pull-through
  • Serrated flange acts as a lock washer to help keep a fastener from vibrating loose
  • 18-8 Stainless steel flange bolts are corrosion and rust resistant

A hex flange bolt is commonly considered a tap bolt with a serrated flange.

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

Product number: 12040012
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)

Specifications

  • Across Flats (Width): 3/8" (Max 0.375 - Min 0.365)
  • Color: Silver
  • Condition: New
  • Corrosion Resistant: Yes
  • Diameter: 1/4"
  • Drive Style: External Hex
  • Head Type: Hex Flange Head
  • Thread Direction: Right Hand
  • Thread Type: Coarse
  • Fit: 2A
  • Flange Diameter: Max 0.565 - Min 0.520
  • FT = Full Thread: Yes
  • Grade: 18-8
  • Head Height: Max 0.270 - Min 0.260
  • Head Style: Hex Flange
  • Length: 3/4"
  • Material: Stainless Steel
  • Part Number: 717029200907
  • Product Type: Hex Serrated Flange Bolt
  • Size System: US
  • Size Type: Regular
  • System of Measurement: Inch
  • Thread Direction: Right Hand
  • Thread Pitch: 20 Per Inch
  • Thread Size: 1/4"-20
  • 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 0.431 - Min 0.428
  • Wrench Size: 3/8"

Frequently Used With

Flat Washers, Stainless Steel 304, 1/4" (.281 ID x 5/8 OD x .050 Thick) Flat Washers, Stainless Steel 304, 1/4" (.281 ID x 5/8 OD x .050 Thick)
Volume Pricing*
1
$0.09
($0.09/ea)
100
$3.00
($0.03/ea)
1000
$20.00
($0.02/ea)
$0.00
Fender Washers, Stainless Steel 18-8, 1/4 x 1" (.281 ID x 1 OD x .050 Thick) Fender Washers, Stainless Steel 18-8, 1/4 x 1" (.281 ID x 1 OD x .050 Thick)
Volume Pricing*
1
$0.17
($0.17/ea)
100
$11.00
($0.11/ea)
1000
$90.00
($0.09/ea)
$0.00
Fender Washers, Hot Dipped Galvanized Steel, 1/4 x 1" (.281 ID x 1 OD x .050 Thick) Fender Washers, Hot Dipped Galvanized Steel, 1/4 x 1" (.281 ID x 1 OD x .050 Thick)
Volume Pricing*
1
$0.12
($0.12/ea)
100
$9.00
($0.09/ea)
1000
$70.00
($0.07/ea)
$0.00
Lock Washers, Split Ring, Stainless Steel 304, 1/4" (.252 ID x .487 OD x .062 Thick) Lock Washers, Split Ring, Stainless Steel 304, 1/4" (.252 ID x .487 OD x .062 Thick)
Volume Pricing*
1
$0.08
($0.08/ea)
100
$4.00
($0.04/ea)
1000
$30.00
($0.03/ea)
$0.00
Hex Finish Nuts, Stainless Steel 304, 1/4"-20 (7/16" Flats x 7/32" Thick) Hex Finish Nuts, Stainless Steel 304, 1/4"-20 (7/16" Flats x 7/32" Thick)
Volume Pricing*
1
$0.09
($0.09/ea)
100
$6.00
($0.06/ea)
1000
$50.00
($0.05/ea)
$0.00
Nylon Lock Nuts, Stainless Steel 304, 1/4-20 (.439 Flats x .328 Height) Nylon Lock Nuts, Stainless Steel 304, 1/4-20 (.439 Flats x .328 Height)
Volume Pricing*
1
$0.15
($0.15/ea)
100
$11.00
($0.11/ea)
1000
$90.00
($0.09/ea)
$0.00
MRO Solution 2400, Marine Grade Anti-Seize Lubricant, 8 oz. MRO Solution 2400, Marine Grade Anti-Seize Lubricant, 8 oz.
Volume Pricing*
$20.03 ea.
$0.00
Select Size/SKU & Quantity
9 Available Sizes
SIZE/SKU Review Volume Pricing* Enter Any Qty
1/4"-20 x 1/2" FT
12040002
1
$0.51 ($0.51/ea)
100
$33.00 ($0.33/ea)
1000
$300.00 ($0.30/ea)
$0.00
1/4"-20 x 3/4" FT
12040012
1
$0.57 ($0.57/ea)
100
$39.00 ($0.39/ea)
1000
$340.00 ($0.34/ea)
$0.00
1/4"-20 x 1" FT
12040022
1
$0.66 ($0.66/ea)
100
$42.00 ($0.42/ea)
1000
$380.00 ($0.38/ea)
$0.00
1/4"-20 x 1-1/4" FT
12040032
1
$0.39 ($0.39/ea)
100
$35.00 ($0.35/ea)
1000
$320.00 ($0.32/ea)
$0.00
1/4"-20 x 1-1/2" FT
12040042
1
$0.79 ($0.79/ea)
100
$52.00 ($0.52/ea)
1000
$480.00 ($0.48/ea)
$0.00
1/4"-20 x 2"Partial Thread
12040053
1
$0.64 ($0.64/ea)
100
$53.00 ($0.53/ea)
1000
$480.00 ($0.48/ea)
$0.00
1/4"-20 x 2" FT
12040052
1
$1.44 ($1.44/ea)
100
$119.00 ($1.19/ea)
1000
$1,080.00 ($1.08/ea)
$0.00
1/4"-20 x 2-1/2" FT
12040062
1
$0.68 ($0.68/ea)
100
$56.00 ($0.56/ea)
1000
$510.00 ($0.51/ea)
$0.00
1/4"-20 x 3" FT
12040072
1
$1.32 ($1.32/ea)
100
$109.00 ($1.09/ea)
1000
$990.00 ($0.99/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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