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Carriage Bolts 18-8 Stainless Steel 1/4-20"

1/4"-20 Stainless Steel Carriage Bolt

Diameter - Thread Pitch: 1/4-20

  • Square section grips into the part being fixed (typically wood)
  • Carriage bolts are threaded all the way down to the square section beneath the head
  • Prevents the bolt from turning when the nut is tightened
  • 18-8 Stainless steel is corrosion and rust resistant
  • 18-8 Stainless steel is considered the fastener industry standard

1/4"-20 Carriage bolts have a domed or countersunk head, and the shank is topped by a short square section under the head.

All Carriage Bolts over 6" in length are Partially Threaded

Diameter x Thread Pitch x Length from Under Head
FT: Fully Threaded
PT: Partially Threaded

Select Products Below See Product Specifications
NA = "Not Sold In Single Quantity"

Size
Select Package Quantity
SubTotal
Carriage Bolt 18-8 SS 1/4"-20 x 1/2"
SKU #76002
Carriage Bolt 18-8 SS 1/4"-20 x 1/2"
SKU #76002
1
 $0.31 (0.31/ea)
100
 $17.00 (0.17/ea)
1000
 $150.00 (0.15/ea)
Subtotal: $0.00 /
Carriage Bolt 18-8 SS 1/4"-20 x 5/8"
SKU #76012
Carriage Bolt 18-8 SS 1/4"-20 x 5/8"
SKU #76012
1
 $0.36 (0.36/ea)
100
 $23.00 (0.23/ea)
1000
 $220.00 (0.22/ea)
Subtotal: $0.00 /
Carriage Bolt 18-8 SS 1/4"-20 x 3/4"
SKU #76022
Carriage Bolt 18-8 SS 1/4"-20 x 3/4"
SKU #76022
1
 $0.21 (0.21/ea)
100
 $16.00 (0.16/ea)
1000
 $140.00 (0.14/ea)
Subtotal: $0.00 /
Carriage Bolt 18-8 SS 1/4"-20 x 1"
SKU #76032
Carriage Bolt 18-8 SS 1/4"-20 x 1"
SKU #76032
1
 $0.25 (0.25/ea)
100
 $18.00 (0.18/ea)
1000
 $160.00 (0.16/ea)
Subtotal: $0.00 /
Carriage Bolt 18-8 SS 1/4"-20 x 1-1/4"
SKU #76042
Carriage Bolt 18-8 SS 1/4"-20 x 1-1/4"
SKU #76042
1
 $0.27 (0.27/ea)
100
 $19.00 (0.19/ea)
1000
 $170.00 (0.17/ea)
Subtotal: $0.00 /
Carriage Bolt 18-8 SS 1/4"-20 x 1-1/2"
SKU #76052
Carriage Bolt 18-8 SS 1/4"-20 x 1-1/2"
SKU #76052
1
 $0.28 (0.28/ea)
100
 $21.00 (0.21/ea)
1000
 $190.00 (0.19/ea)
Subtotal: $0.00 /
Carriage Bolt 18-8 SS 1/4"-20 x 1-3/4"
SKU #76062
Carriage Bolt 18-8 SS 1/4"-20 x 1-3/4"
SKU #76062
1
 $0.31 (0.31/ea)
100
 $23.00 (0.23/ea)
1000
 $210.00 (0.21/ea)
Subtotal: $0.00 /
Carriage Bolt 18-8 SS 1/4"-20 x 2"
SKU #76072
Carriage Bolt 18-8 SS 1/4"-20 x 2"
SKU #76072
1
 $0.36 (0.36/ea)
100
 $26.00 (0.26/ea)
1000
 $230.00 (0.23/ea)
Subtotal: $0.00 /
Carriage Bolt 18-8 SS 1/4"-20 x 2-1/4"
SKU #76082
Carriage Bolt 18-8 SS 1/4"-20 x 2-1/4"
SKU #76082
1
 $0.39 (0.39/ea)
100
 $28.00 (0.28/ea)
1000
 $250.00 (0.25/ea)
Subtotal: $0.00 /
Carriage Bolt 18-8 SS 1/4"-20 x 2-1/2"
SKU #76092
Carriage Bolt 18-8 SS 1/4"-20 x 2-1/2"
SKU #76092
1
 $0.42 (0.42/ea)
100
 $30.00 (0.3/ea)
1000
 $270.00 (0.27/ea)
Subtotal: $0.00 /
Carriage Bolt 18-8 SS 1/4"-20 x 2-3/4"
SKU #76102
Carriage Bolt 18-8 SS 1/4"-20 x 2-3/4"
SKU #76102
1
 $0.45 (0.45/ea)
100
 $32.00 (0.32/ea)
1000
 $300.00 (0.3/ea)
Subtotal: $0.00 /
Carriage Bolt 18-8 SS 1/4"-20 x 3"
SKU #76112
Carriage Bolt 18-8 SS 1/4"-20 x 3"
SKU #76112
1
 $0.47 (0.47/ea)
100
 $34.00 (0.34/ea)
1000
 $310.00 (0.31/ea)
Subtotal: $0.00 /
Carriage Bolt 18-8 SS 1/4"-20 x 3-1/4"
SKU #76122
Carriage Bolt 18-8 SS 1/4"-20 x 3-1/4"
SKU #76122
1
 $0.50 (0.5/ea)
100
 $38.00 (0.38/ea)
1000
 $350.00 (0.35/ea)
Subtotal: $0.00 /
Carriage Bolt 18-8 SS 1/4"-20 x 3-1/2"
SKU #76132
Carriage Bolt 18-8 SS 1/4"-20 x 3-1/2"
SKU #76132
1
 $0.52 (0.52/ea)
100
 $38.00 (0.38/ea)
1000
 $340.00 (0.34/ea)
Subtotal: $0.00 /
Carriage Bolt 18-8 SS 1/4"-20 x 3-3/4"
SKU #76142
Carriage Bolt 18-8 SS 1/4"-20 x 3-3/4"
SKU #76142
1
 $0.55 (0.55/ea)
100
 $40.00 (0.4/ea)
1000
 $380.00 (0.38/ea)
Subtotal: $0.00 /
Carriage Bolt 18-8 SS 1/4"-20 x 4"
SKU #76152
Carriage Bolt 18-8 SS 1/4"-20 x 4"
SKU #76152
1
 $0.57 (0.57/ea)
100
 $41.00 (0.41/ea)
1000
 $390.00 (0.39/ea)
Subtotal: $0.00 /
Carriage Bolt 18-8 SS 1/4"-20 x 4-1/2"
SKU #76162
Carriage Bolt 18-8 SS 1/4"-20 x 4-1/2"
SKU #76162
1
 $0.75 (0.75/ea)
100
 $54.00 (0.54/ea)
1000
 $480.00 (0.48/ea)
Subtotal: $0.00 /
Carriage Bolt 18-8 SS 1/4"-20 x 5"
SKU #76172
Carriage Bolt 18-8 SS 1/4"-20 x 5"
SKU #76172
1
 $0.85 (0.85/ea)
100
 $61.00 (0.61/ea)
1000
 $550.00 (0.55/ea)
Subtotal: $0.00 /
Carriage Bolt 18-8 SS 1/4"-20 x 5-1/2"
SKU #76182
Carriage Bolt 18-8 SS 1/4"-20 x 5-1/2"
SKU #76182
1
 $0.97 (0.97/ea)
100
 $69.00 (0.69/ea)
1000
 $630.00 (0.63/ea)
Subtotal: $0.00 /
Carriage Bolt 18-8 SS 1/4"-20 x 6"
SKU #76192
Carriage Bolt 18-8 SS 1/4"-20 x 6"
SKU #76192
1
 $1.03 (1.03/ea)
100
 $74.00 (0.74/ea)
1000
 $660.00 (0.66/ea)
Subtotal: $0.00 /
Carriage Bolt 18-8 SS 1/4"-20 x 6-1/2"
SKU #76202
Carriage Bolt 18-8 SS 1/4"-20 x 6-1/2"
SKU #76202
1
 $5.03 (5.03/ea)
100
 $360.00 (3.6/ea)
1000
 $3,240.00 (3.24/ea)
Subtotal: $0.00 /
Carriage Bolt 18-8 SS 1/4"-20 x 7"
SKU #76212
Carriage Bolt 18-8 SS 1/4"-20 x 7"
SKU #76212
1
 $5.37 (5.37/ea)
100
 $384.00 (3.84/ea)
1000
 $3,460.00 (3.46/ea)
Subtotal: $0.00 /
Carriage Bolt 18-8 SS 1/4"-20 x 8"
SKU #76222
Carriage Bolt 18-8 SS 1/4"-20 x 8"
SKU #76222
1
 $6.57 (6.57/ea)
100
 $469.00 (4.69/ea)
1000
 $4,220.00 (4.22/ea)
Subtotal: $0.00 /
Carriage Bolt 18-8 SS 1/4"-20 x 9"
SKU #76232
Carriage Bolt 18-8 SS 1/4"-20 x 9"
SKU #76232
1
 $8.39 (8.39/ea)
100
 $599.00 (5.99/ea)
1000
 $5,390.00 (5.39/ea)
Subtotal: $0.00 /
Carriage Bolt 18-8 SS 1/4"-20 x 10"
SKU #76242
Carriage Bolt 18-8 SS 1/4"-20 x 10"
SKU #76242
1
 $8.96 (8.96/ea)
100
 $640.00 (6.4/ea)
1000
 $5,760.00 (5.76/ea)
Subtotal: $0.00 /



FREQUENTLY USED WITH

Hex Finish Nuts 304 SS - 1/4"-20 (7/16" Flats x 7/32" Thick)
Hex Finish Nuts 304 SS - 1/4"-20 (7/16" Flats x 7/32" Thick) 123002
Hex Finish Nuts 304 SS - 1/4
1
 $0.09 (0.09/ea)
100
 $6.00 (0.06/ea)
1000
 $50.00 (0.05/ea)
Subtotal: $0.00 /
Flat Washers 304 SS - 1/4" (.281 ID x 5/8 OD x .050 Thick)
Flat Washers 304 SS - 1/4" (.281 ID x 5/8 OD x .050 Thick) 1000-105142
Flat Washers 304 SS - 1/4
1
 $0.09 (0.09/ea)
100
 $3.00 (0.03/ea)
1000
 $20.00 (0.02/ea)
Subtotal: $0.00 /
MRO Solution 2400 - Marine Grade Anti-Seize Lubricant - 8 oz.
MRO Solution 2400 - Marine Grade Anti-Seize Lubricant - 8 oz. 1050-106
MRO Solution 2400 - Marine Grade Anti-Seize Lubricant - 8 oz.
Anti Seize MRO Solution 2400 - 8oz
Prevent Fastener Galling & Locking Up with Anti-Seize Lubricants

Our Price: $18.11
Subtotal: $0.00 /
Product Specifications
Color
Silver
Corner Radius on Square
0.031
Corrosion Resistant
Yes
Filet Radius
0.031
Grade
18-8
Head Diameter
Max 0.594 - Min 0.563
Head Height Max
0.145
Head Style
Dome
Material
Stainless Steel
Overall Head Height
Max 0.145 - Min 0.125
Product Type
Carriage Bolt
Square Neck Depth
Max 0.156 - Min 0.125
Square Neck Width
Max 0.260 - Min 0.245
System of Measurement (Unit)
Inch
Thread Direction
Right Hand
Thread Pitch (Count)
20 Per Inch
Thread Standard
UNC
Thread Type
Coarse
Tolerance (IFI)
Actual measurements may vary slightly +/- depending on production run within IFI Tolerances

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