5/16-18 Slotted Round Head Machine Screw Solid Brass"

5/16"-18 Brass Slotted Round Head Machine Screws

Diameter - Thread Pitch: 5/16"-18


  • Slotted drive style designed to be driven by a flat head or slotted screwdriver or bit
  • ASME standards specific
  • Used with a tapped hole or nut
  • Conducts electricity and heat
  • A machine screw is commonly identified by its small size
  • Brass is an alloy made of copper and zinc
  • Color can vary from dark to light based upon the zinc content
  • Prized for its corrosion resistance but is a very soft metal
  • Commonly used for:
    • Pipes
    • Weather Stripping
    • Trim
    • Radiators
    • Musical Instruments
    • Firearms

5/16"-18 Slotted round head machine screws are available in corrosion resistant brass.
NOTE: Color and sheen may vary

Select Products Below See Product Specifications

NA = "Not Sold In Single Quantity"

Size
Select Package Quantity
SubTotal
Slotted Round Head Machine Screw Brass - 5/16"-18 x 1/2"
SKU #1019-10010-0002
Slotted Round Head Machine Screw Brass - 5/16"-18 x 1/2"
SKU #1019-10010-0002
1
$0.89 (0.89/ea)
25
$21.75 (0.87/ea)
100
$86.00 (0.86/ea)
1000
$830.00 (0.83/ea)
Subtotal: $0.00 /
Slotted Round Head Machine Screw Brass - 5/16"-18 x 3/4"
SKU #1019-10010-0012
Slotted Round Head Machine Screw Brass - 5/16"-18 x 3/4"
SKU #1019-10010-0012
1
$1.31 (1.31/ea)
25
$30.00 (1.2/ea)
100
$82.00 (0.82/ea)
1000
$760.00 (0.76/ea)
Subtotal: $0.00 /
Slotted Round Head Machine Screw Brass - 5/16"-18 x 7/8"
SKU #1019-10010-0022
Slotted Round Head Machine Screw Brass - 5/16"-18 x 7/8"
SKU #1019-10010-0022
1
$2.04 (2.04/ea)
25
$49.00 (1.96/ea)
100
$190.00 (1.9/ea)
1000
$1,870.00 (1.87/ea)
Subtotal: $0.00 /
Slotted Round Head Machine Screw Brass - 5/16"-18 x 1"
SKU #1019-10010-0032
Slotted Round Head Machine Screw Brass - 5/16"-18 x 1"
SKU #1019-10010-0032
1
$1.48 (1.48/ea)
25
$32.50 (1.3/ea)
100
$94.00 (0.94/ea)
1000
$870.00 (0.87/ea)
Subtotal: $0.00 /
Slotted Round Head Machine Screw Brass - 5/16"-18 x 1-1/4"
SKU #1019-10010-0042
Slotted Round Head Machine Screw Brass - 5/16"-18 x 1-1/4"
SKU #1019-10010-0042
1
$1.64 (1.64/ea)
25
$36.25 (1.45/ea)
100
$102.00 (1.02/ea)
1000
$940.00 (0.94/ea)
Subtotal: $0.00 /
Slotted Round Head Machine Screw Brass - 5/16"-18 x 1-1/2"
SKU #1019-10010-0052
Slotted Round Head Machine Screw Brass - 5/16"-18 x 1-1/2"
SKU #1019-10010-0052
1
$1.90 (1.9/ea)
25
$41.50 (1.66/ea)
100
$115.00 (1.15/ea)
1000
$1,060.00 (1.06/ea)
Subtotal: $0.00 /
Slotted Round Head Machine Screw Brass - 5/16"-18 x 1-3/4"
SKU #1019-10010-0062
Slotted Round Head Machine Screw Brass - 5/16"-18 x 1-3/4"
SKU #1019-10010-0062
1
$1.99 (1.99/ea)
25
$47.50 (1.9/ea)
100
$183.00 (1.83/ea)
1000
$1,810.00 (1.81/ea)
Subtotal: $0.00 /
Slotted Round Head Machine Screw Brass - 5/16"-18 x 2"
SKU #1019-10010-0072
Slotted Round Head Machine Screw Brass - 5/16"-18 x 2"
SKU #1019-10010-0072
1
$2.30 (2.3/ea)
25
$50.25 (2.01/ea)
100
$140.00 (1.4/ea)
1000
$1,290.00 (1.29/ea)
Subtotal: $0.00 /
Slotted Round Head Machine Screw Brass - 5/16"-18 x 2-1/4"
SKU #1019-10010-0082
Slotted Round Head Machine Screw Brass - 5/16"-18 x 2-1/4"
SKU #1019-10010-0082
1
$2.92 (2.92/ea)
25
$69.00 (2.76/ea)
100
$269.00 (2.69/ea)
1000
$2,670.00 (2.67/ea)
Subtotal: $0.00 /
Slotted Round Head Machine Screw Brass - 5/16"-18 x 2-1/2"
SKU #1019-10010-0092
Slotted Round Head Machine Screw Brass - 5/16"-18 x 2-1/2"
SKU #1019-10010-0092
1
$2.71 (2.71/ea)
25
$62.50 (2.5/ea)
100
$194.00 (1.94/ea)
1000
$1,790.00 (1.79/ea)
Subtotal: $0.00 /
Slotted Round Head Machine Screw Brass - 5/16"-18 x 2-3/4"
SKU #1019-10010-0102
Slotted Round Head Machine Screw Brass - 5/16"-18 x 2-3/4"
SKU #1019-10010-0102
1
$3.41 (3.41/ea)
25
$79.75 (3.19/ea)
100
$314.00 (3.14/ea)
1000
$3,120.00 (3.12/ea)
Subtotal: $0.00 /
Slotted Round Head Machine Screw Brass - 5/16"-18 x 3"
SKU #1019-10010-0112
Slotted Round Head Machine Screw Brass - 5/16"-18 x 3"
SKU #1019-10010-0112
1
$3.35 (3.35/ea)
25
$81.25 (3.25/ea)
100
$249.00 (2.49/ea)
1000
$2,290.00 (2.29/ea)
Subtotal: $0.00 /
Slotted Round Head Machine Screw Brass - 5/16"-18 x 3-1/2"
SKU #1019-10010-0122
Slotted Round Head Machine Screw Brass - 5/16"-18 x 3-1/2"
SKU #1019-10010-0122
1
$3.69 (3.69/ea)
25
$87.50 (3.5/ea)
100
$309.00 (3.09/ea)
1000
$2,840.00 (2.84/ea)
Subtotal: $0.00 /
Slotted Round Head Machine Screw Brass - 5/16"-18 x 4"
SKU #1019-10010-0132
Slotted Round Head Machine Screw Brass - 5/16"-18 x 4"
SKU #1019-10010-0132
1
$4.20 (4.2/ea)
25
$100.00 (4/ea)
100
$331.00 (3.31/ea)
1000
$3,040.00 (3.04/ea)
Subtotal: $0.00 /

Frequently Used With

1
NA
25
$12.00 (0.48/ea)
100
$29.00 (0.29/ea)
1000
$260.00 (0.26/ea)
Subtotal: $0.00 /
1
NA
25
$14.25 (0.57/ea)
100
$47.00 (0.47/ea)
1000
$440.00 (0.44/ea)
Subtotal: $0.00 /
1
NA
25
$14.25 (0.57/ea)
100
$23.00 (0.23/ea)
1000
$220.00 (0.22/ea)
Subtotal: $0.00 /

Product Specifications
ANSI
B18.6.3
Class
2A Fit
Color
Yellow
Color May Vary
Color and sheen may vary
Corrosion Resistant
Yes
Drive Style
Slotted
Elongation
10% - 25%
Hardness
40-75 Rockwell B
Head Diameter
Max 0.590 - Min 0.557
Head Style
Round
Material
Brass
Overall Head Height
Max 0.216 - Min 0.198
Product Type
Slotted Round Head Machine Screws
System of Measurement (Unit)
Inch
Tensile PSI
50,000 - 65,000
Thread Diameter
5/16"
Thread Diameter Major
0.3113�
Thread Diameter Minor
0.3026
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
Yield PSI
30,000 - 50,000