3/8 - 5/16"-18 Shoulder Bolts - 304 Stainless Steel

3/8"-18 Stainless Steel Shoulder Bolts

Shoulder Diameter - Thread Size: 3/8" - 5/16-18


3/8" Shoulder bolts are stainless steel machine screws with a shoulder between the thread of the screw and the head of the part.

  • Non-threaded shoulder extends out of the surface of the application site
  • Allowing the bolts to act as:
    • Dowels
    • Shafts for moving parts
    • Axles
    • Guides for sliding pieces of an assembly
  • 304 Stainless steel is corrosion and rust resistant
  • Ideal for long lasting fresh water environments

Shoulder screws in this selection feature a Socket Drive and a Knurled Head, allowing for installation with a Hex or Allen bit or your fingers.

Sizes Listed As:
Shoulder Diameter - Thread Size x Length of Shoulder

Select Products Below See Product Specifications

NA = "Not Sold In Single Quantity"

Size
Select Package Quantity
SubTotal
Shoulder Bolts 304 Stainless Steel - 3/8" (5/16"-18) x 1/4"-
SKU #1046-014-0002
Shoulder Bolts 304 Stainless Steel - 3/8" (5/16"-18) x 1/4"-
SKU #1046-014-0002
1
$4.34 (4.34/ea)
25
$104.00 (4.16/ea)
100
$396.00 (3.96/ea)
1000
$3,950.00 (3.95/ea)
Subtotal: $0.00 /
Shoulder Bolts 304 Stainless Steel - 3/8" (5/16"-18) x 3/8"-
SKU #1046-014-0012
Shoulder Bolts 304 Stainless Steel - 3/8" (5/16"-18) x 3/8"-
SKU #1046-014-0012
1
$3.69 (3.69/ea)
25
$88.50 (3.54/ea)
100
$340.00 (3.4/ea)
1000
$3,370.00 (3.37/ea)
Subtotal: $0.00 /
Shoulder Bolts 304 Stainless Steel - 3/8" (5/16"-18) x 1/2"-
SKU #1046-014-0022
Shoulder Bolts 304 Stainless Steel - 3/8" (5/16"-18) x 1/2"-
SKU #1046-014-0022
1
$3.85 (3.85/ea)
25
$92.50 (3.7/ea)
100
$354.00 (3.54/ea)
1000
$3,520.00 (3.52/ea)
Subtotal: $0.00 /
Shoulder Bolts 304 Stainless Steel - 3/8" (5/16"-18) x 5/8"-
SKU #1046-014-0032
Shoulder Bolts 304 Stainless Steel - 3/8" (5/16"-18) x 5/8"-
SKU #1046-014-0032
1
$3.93 (3.93/ea)
25
$94.25 (3.77/ea)
100
$359.00 (3.59/ea)
1000
$3,580.00 (3.58/ea)
Subtotal: $0.00 /
Shoulder Bolts 304 Stainless Steel - 3/8" (5/16"-18) x 3/4"-
SKU #1046-014-0042
Shoulder Bolts 304 Stainless Steel - 3/8" (5/16"-18) x 3/4"-
SKU #1046-014-0042
1
$4.20 (4.2/ea)
25
$100.75 (4.03/ea)
100
$386.00 (3.86/ea)
1000
$3,840.00 (3.84/ea)
Subtotal: $0.00 /
Shoulder Bolts 304 Stainless Steel - 3/8" (5/16"-18) x 7/8"-
SKU #1046-014-0052
Shoulder Bolts 304 Stainless Steel - 3/8" (5/16"-18) x 7/8"-
SKU #1046-014-0052
1
$4.74 (4.74/ea)
25
$113.25 (4.53/ea)
100
$435.00 (4.35/ea)
1000
$4,340.00 (4.34/ea)
Subtotal: $0.00 /
Shoulder Bolts 304 Stainless Steel - 3/8" (5/16"-18) x 1"-
SKU #1046-014-0062
Shoulder Bolts 304 Stainless Steel - 3/8" (5/16"-18) x 1"-
SKU #1046-014-0062
1
$4.68 (4.68/ea)
25
$112.50 (4.5/ea)
100
$430.00 (4.3/ea)
1000
$4,280.00 (4.28/ea)
Subtotal: $0.00 /
Shoulder Bolts 304 Stainless Steel - 3/8" (5/16"-18) x 1-1/4"-
SKU #1046-014-0072
Shoulder Bolts 304 Stainless Steel - 3/8" (5/16"-18) x 1-1/4"-
SKU #1046-014-0072
1
$5.60 (5.6/ea)
25
$134.50 (5.38/ea)
100
$514.00 (5.14/ea)
1000
$5,120.00 (5.12/ea)
Subtotal: $0.00 /
Shoulder Bolts 304 Stainless Steel - 3/8" (5/16"-18) x 1-1/2"-
SKU #1046-014-0082
Shoulder Bolts 304 Stainless Steel - 3/8" (5/16"-18) x 1-1/2"-
SKU #1046-014-0082
1
$6.97 (6.97/ea)
25
$167.75 (6.71/ea)
100
$642.00 (6.42/ea)
1000
$6,390.00 (6.39/ea)
Subtotal: $0.00 /
Shoulder Bolts 304 Stainless Steel - 3/8" (5/16"-18) x 1-3/4"-
SKU #1046-014-0092
Shoulder Bolts 304 Stainless Steel - 3/8" (5/16"-18) x 1-3/4"-
SKU #1046-014-0092
1
$6.97 (6.97/ea)
25
$167.75 (6.71/ea)
100
$642.00 (6.42/ea)
1000
$6,390.00 (6.39/ea)
Subtotal: $0.00 /
Shoulder Bolts 304 Stainless Steel - 3/8" (5/16"-18) x 2"-
SKU #1046-014-0102
Shoulder Bolts 304 Stainless Steel - 3/8" (5/16"-18) x 2"-
SKU #1046-014-0102
1
$7.52 (7.52/ea)
25
$180.50 (7.22/ea)
100
$692.00 (6.92/ea)
1000
$6,890.00 (6.89/ea)
Subtotal: $0.00 /
Shoulder Bolts 304 Stainless Steel - 3/8" (5/16"-18) x 2-1/4"-
SKU #1046-014-0112
Shoulder Bolts 304 Stainless Steel - 3/8" (5/16"-18) x 2-1/4"-
SKU #1046-014-0112
1
$7.05 (7.05/ea)
25
$169.00 (6.76/ea)
100
$646.00 (6.46/ea)
1000
$6,430.00 (6.43/ea)
Subtotal: $0.00 /
Shoulder Bolts 304 Stainless Steel - 3/8" (5/16"-18) x 2-1/2"-
SKU #1046-014-0122
Shoulder Bolts 304 Stainless Steel - 3/8" (5/16"-18) x 2-1/2"-
SKU #1046-014-0122
1
$7.42 (7.42/ea)
25
$178.00 (7.12/ea)
100
$682.00 (6.82/ea)
1000
$6,790.00 (6.79/ea)
Subtotal: $0.00 /
Shoulder Bolts 304 Stainless Steel - 3/8" (5/16"-18) x 2-3/4"-
SKU #1046-014-0132
Shoulder Bolts 304 Stainless Steel - 3/8" (5/16"-18) x 2-3/4"-
SKU #1046-014-0132
1
$8.39 (8.39/ea)
25
$201.75 (8.07/ea)
100
$772.00 (7.72/ea)
1000
$7,710.00 (7.71/ea)
Subtotal: $0.00 /
Shoulder Bolts 304 Stainless Steel - 3/8" (5/16"-18) x 3"-
SKU #1046-014-0142
Shoulder Bolts 304 Stainless Steel - 3/8" (5/16"-18) x 3"-
SKU #1046-014-0142
1
$8.65 (8.65/ea)
25
$207.25 (8.29/ea)
100
$795.00 (7.95/ea)
1000
$7,930.00 (7.93/ea)
Subtotal: $0.00 /
Shoulder Bolts 304 Stainless Steel - 3/8" (5/16"-18) x 3-1/4"-
SKU #1046-014-0152
Shoulder Bolts 304 Stainless Steel - 3/8" (5/16"-18) x 3-1/4"-
SKU #1046-014-0152
1
$9.63 (9.63/ea)
25
$231.00 (9.24/ea)
100
$886.00 (8.86/ea)
1000
$8,830.00 (8.83/ea)
Subtotal: $0.00 /
Shoulder Bolts 304 Stainless Steel - 3/8" (5/16"-18) x 3-1/2"-
SKU #1046-014-0162
Shoulder Bolts 304 Stainless Steel - 3/8" (5/16"-18) x 3-1/2"-
SKU #1046-014-0162
1
$10.50 (10.5/ea)
25
$252.00 (10.08/ea)
100
$963.00 (9.63/ea)
1000
$9,610.00 (9.61/ea)
Subtotal: $0.00 /
Shoulder Bolts 304 Stainless Steel - 3/8" (5/16"-18) x 3-3/4"-
SKU #1046-014-0172
Shoulder Bolts 304 Stainless Steel - 3/8" (5/16"-18) x 3-3/4"-
SKU #1046-014-0172
1
$12.16 (12.16/ea)
25
$291.75 (11.67/ea)
100
$1,116.00 (11.16/ea)
1000
$11,140.00 (11.14/ea)
Subtotal: $0.00 /
Shoulder Bolts 304 Stainless Steel - 3/8" (5/16"-18) x 4"-
SKU #1046-014-0182
Shoulder Bolts 304 Stainless Steel - 3/8" (5/16"-18) x 4"-
SKU #1046-014-0182
1
$15.02 (15.02/ea)
25
$359.75 (14.39/ea)
100
$1,377.00 (13.77/ea)
1000
$13,750.00 (13.75/ea)
Subtotal: $0.00 /
Shoulder Bolts 304 Stainless Steel - 3/8" (5/16"-18) x 4-1/2"-
SKU #1046-014-0192
Shoulder Bolts 304 Stainless Steel - 3/8" (5/16"-18) x 4-1/2"-
SKU #1046-014-0192
1
$23.98 (23.98/ea)
25
$575.00 (23/ea)
100
$2,199.00 (21.99/ea)
1000
$21,970.00 (21.97/ea)
Subtotal: $0.00 /
Shoulder Bolts 304 Stainless Steel - 3/8" (5/16"-18) x 5"-
SKU #1046-014-0202
Shoulder Bolts 304 Stainless Steel - 3/8" (5/16"-18) x 5"-
SKU #1046-014-0202
1
$32.76 (32.76/ea)
25
$785.25 (31.41/ea)
100
$3,005.00 (30.05/ea)
1000
$30,010.00 (30.01/ea)
Subtotal: $0.00 /
Shoulder Bolts 304 Stainless Steel - 3/8" (5/16"-18) x 6"-
SKU #1046-014-0212
Shoulder Bolts 304 Stainless Steel - 3/8" (5/16"-18) x 6"-
SKU #1046-014-0212
1
$39.55 (39.55/ea)
25
$948.00 (37.92/ea)
100
$3,627.00 (36.27/ea)
1000
$36,250.00 (36.25/ea)
Subtotal: $0.00 /

Frequently Used With

1
$3.15 (3.15/ea)
10
$29.80 (2.98/ea)
25
$72.75 (2.91/ea)
50
$129.50 (2.59/ea)
Subtotal: $0.00 /
1
$0.66 (0.66/ea)
25
$15.50 (0.62/ea)
100
$57.00 (0.57/ea)
1000
$520.00 (0.52/ea)
Subtotal: $0.00 /
1
$0.77 (0.77/ea)
25
$18.00 (0.72/ea)
100
$66.00 (0.66/ea)
1000
$600.00 (0.6/ea)
Subtotal: $0.00 /

Product Specifications
Corrosion Resistant
Yes
Drive Style
Internal Hex (Allen)
Grade
304
Head Diameter
9/16"
Head Height
1/4"
Head Style
Socket Cap
Hex Drive
3/16"
Material
Stainless Steel
Shoulder Diameter
3/8"
System of Measurement (Unit)
Inch
Thread Diameter
5/16"
Thread Direction
Right Hand
Thread Pitch (Count)
18 Per Inch
Thread Standard
UNC
Thread Type
Coarse
Tolerance (IFI)
Actual measurements may vary slightly +/- depending on production run within IFI Tolerances