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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
 $3.70 (3.7/ea)
25
 $86.50 (3.46/ea)
100
 $318.00 (3.18/ea)
1000
 $3,100.00 (3.1/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

Hex Finish Nuts Brass - 5/16"-18 (1/2" Flats x 17/64" Thick)
Hex Finish Nuts Brass - 5/16"-18 (1/2" Flats x 17/64" Thick) 230022
Hex Finish Nuts Brass - 5/16
1
 NA
25
 $12.00 (0.48/ea)
100
 $29.00 (0.29/ea)
1000
 $260.00 (0.26/ea)
Subtotal: $0.00 /
Brass Flat Washer - 5/16" Small (.340 ID x .750 OD x .062 Thick)
Brass Flat Washer - 5/16" Small (.340 ID x .750 OD x .062 Thick) 4000182
Brass Flat Washer - 5/16
1
 NA
25
 $14.25 (0.57/ea)
100
 $47.00 (0.47/ea)
1000
 $440.00 (0.44/ea)
Subtotal: $0.00 /
Brass Flat Washer - 5/16" Large (.340 ID x .875 OD x .062 Thick)
Brass Flat Washer - 5/16" Large (.340 ID x .875 OD x .062 Thick) 4000192
Brass Flat Washer - 5/16
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

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Volume Pricing: Buy in volume, get a discount. The larger the pack, the lower the cost per piece. Visit the New Site Features Page for additional details.