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Flat Point Socket Set Screw ASME B18.3

ASME B18.3 (Current)

Material
Alloy Steel
Finish
Blackened, Plain
Size range
#6-32UNC, #8-32UNC, #10-24UNC + 6 more
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Select sizes and quantities — 87 confirmed sizes to ASME B18.3

Material
Finish
dNominal Diameter (in)lLength (in)sHex Socket Size (in)dBasic Major Diameter (in)TPIThreads Per InchThread SeriesMOQQuantity and inquiry
#6-32 UNC0.250.0620.13832UNC3000
#6-32 UNC0.31250.0620.13832UNC3000
#6-32 UNC0.3750.0620.13832UNC3000
#6-32 UNC0.43750.0620.13832UNC3000
#6-32 UNC0.50.0620.13832UNC3000
#6-32 UNC0.6250.0620.13832UNC3000
#6-32 UNC0.750.0620.13832UNC3000
#8-32 UNC0.250.0780.16432UNC3000
#8-32 UNC0.31250.0780.16432UNC3000
#8-32 UNC0.3750.0780.16432UNC3000
#8-32 UNC0.43750.0780.16432UNC3000
#8-32 UNC0.50.0780.16432UNC3000
#8-32 UNC0.6250.0780.16432UNC3000
#8-32 UNC0.750.0780.16432UNC3000
#8-32 UNC0.8750.0780.16432UNC3000
#10-24 UNC0.250.0940.1924UNC3000

Showing 16 of 87 sizes

#6-32 UNC × 0.25 × 0.062 × 0.138 × 32 × UNC × 3A × 0.08

dNominal Diameter (in)#6-32 UNC
lLength (in)0.25
sHex Socket Size (in)0.062
dBasic Major Diameter (in)0.138
TPIThreads Per Inch32
Thread SeriesUNC
MOQ3000

#6-32 UNC × 0.3125 × 0.062 × 0.138 × 32 × UNC × 3A × 0.08

dNominal Diameter (in)#6-32 UNC
lLength (in)0.3125
sHex Socket Size (in)0.062
dBasic Major Diameter (in)0.138
TPIThreads Per Inch32
Thread SeriesUNC
MOQ3000

#6-32 UNC × 0.375 × 0.062 × 0.138 × 32 × UNC × 3A × 0.08

dNominal Diameter (in)#6-32 UNC
lLength (in)0.375
sHex Socket Size (in)0.062
dBasic Major Diameter (in)0.138
TPIThreads Per Inch32
Thread SeriesUNC
MOQ3000

#6-32 UNC × 0.4375 × 0.062 × 0.138 × 32 × UNC × 3A × 0.08

dNominal Diameter (in)#6-32 UNC
lLength (in)0.4375
sHex Socket Size (in)0.062
dBasic Major Diameter (in)0.138
TPIThreads Per Inch32
Thread SeriesUNC
MOQ3000

#6-32 UNC × 0.5 × 0.062 × 0.138 × 32 × UNC × 3A × 0.08

dNominal Diameter (in)#6-32 UNC
lLength (in)0.5
sHex Socket Size (in)0.062
dBasic Major Diameter (in)0.138
TPIThreads Per Inch32
Thread SeriesUNC
MOQ3000

#6-32 UNC × 0.625 × 0.062 × 0.138 × 32 × UNC × 3A × 0.08

dNominal Diameter (in)#6-32 UNC
lLength (in)0.625
sHex Socket Size (in)0.062
dBasic Major Diameter (in)0.138
TPIThreads Per Inch32
Thread SeriesUNC
MOQ3000

#6-32 UNC × 0.75 × 0.062 × 0.138 × 32 × UNC × 3A × 0.08

dNominal Diameter (in)#6-32 UNC
lLength (in)0.75
sHex Socket Size (in)0.062
dBasic Major Diameter (in)0.138
TPIThreads Per Inch32
Thread SeriesUNC
MOQ3000

#8-32 UNC × 0.25 × 0.078 × 0.164 × 32 × UNC × 3A × 0.09

dNominal Diameter (in)#8-32 UNC
lLength (in)0.25
sHex Socket Size (in)0.078
dBasic Major Diameter (in)0.164
TPIThreads Per Inch32
Thread SeriesUNC
MOQ3000

#8-32 UNC × 0.3125 × 0.078 × 0.164 × 32 × UNC × 3A × 0.09

dNominal Diameter (in)#8-32 UNC
lLength (in)0.3125
sHex Socket Size (in)0.078
dBasic Major Diameter (in)0.164
TPIThreads Per Inch32
Thread SeriesUNC
MOQ3000

#8-32 UNC × 0.375 × 0.078 × 0.164 × 32 × UNC × 3A × 0.09

dNominal Diameter (in)#8-32 UNC
lLength (in)0.375
sHex Socket Size (in)0.078
dBasic Major Diameter (in)0.164
TPIThreads Per Inch32
Thread SeriesUNC
MOQ3000

#8-32 UNC × 0.4375 × 0.078 × 0.164 × 32 × UNC × 3A × 0.09

dNominal Diameter (in)#8-32 UNC
lLength (in)0.4375
sHex Socket Size (in)0.078
dBasic Major Diameter (in)0.164
TPIThreads Per Inch32
Thread SeriesUNC
MOQ3000

#8-32 UNC × 0.5 × 0.078 × 0.164 × 32 × UNC × 3A × 0.09

dNominal Diameter (in)#8-32 UNC
lLength (in)0.5
sHex Socket Size (in)0.078
dBasic Major Diameter (in)0.164
TPIThreads Per Inch32
Thread SeriesUNC
MOQ3000

#8-32 UNC × 0.625 × 0.078 × 0.164 × 32 × UNC × 3A × 0.09

dNominal Diameter (in)#8-32 UNC
lLength (in)0.625
sHex Socket Size (in)0.078
dBasic Major Diameter (in)0.164
TPIThreads Per Inch32
Thread SeriesUNC
MOQ3000

#8-32 UNC × 0.75 × 0.078 × 0.164 × 32 × UNC × 3A × 0.09

dNominal Diameter (in)#8-32 UNC
lLength (in)0.75
sHex Socket Size (in)0.078
dBasic Major Diameter (in)0.164
TPIThreads Per Inch32
Thread SeriesUNC
MOQ3000

#8-32 UNC × 0.875 × 0.078 × 0.164 × 32 × UNC × 3A × 0.09

dNominal Diameter (in)#8-32 UNC
lLength (in)0.875
sHex Socket Size (in)0.078
dBasic Major Diameter (in)0.164
TPIThreads Per Inch32
Thread SeriesUNC
MOQ3000

#10-24 UNC × 0.25 × 0.094 × 0.19 × 24 × UNC × 3A × 0.1

dNominal Diameter (in)#10-24 UNC
lLength (in)0.25
sHex Socket Size (in)0.094
dBasic Major Diameter (in)0.19
TPIThreads Per Inch24
Thread SeriesUNC
MOQ3000

Product details

Description
Flat point socket set screw manufactured to ASME B18.3. The screw has a hexagon socket drive and a flat point, with threads in UNC series and class 3A. Sizes range from #6-32 UNC to 3/4-10 UNC. Material is alloy steel, with blackened or plain finish. Minimum order quantities vary by size. For quotation, specify diameter, thread series, length, finish, and required quantity.
Features
Hexagon socket drive for internal wrenching · Flat point for contact on flat surfaces · UNC threads with class 3A fit · Available in sizes #6-32 UNC through 3/4-10 UNC
Applications
Machine tool and jig assembly, Compact joints where a counterbored seat is used, Automation and equipment frames, Mould and die assembly

Order assurance

Confirmed for the quoted product and order.

Reports & inspection

Agreed in the quotation.

  • EN 10204 3.1 material certificate
  • Dimensional inspection report
  • Certificate of conformity
  • Mechanical test report
  • Chemical analysis report
  • Coating inspection report
  • Batch and lot traceability

Packaging & delivery

Options we supply.

  • Bulk carton packing
  • Small boxes with outer cartons
  • Palletized shipment
  • Fumigation-free pallets
  • Inner poly bags
  • Buyer branding and labels

Product questions

What sizes of Flat Point Socket Set Screw ASME B18.3 do you supply?

Execution standard: ASME B18.3. The confirmed specification table covers 1–10 diameters and 0.25–1.75 lengths. Use the specification table to select the exact variant required for quotation.

Which materials, grades and finishes can I order?

Material: Alloy Steel; Finish: Blackened, Plain. Availability should be confirmed against the selected specification and order quantity.

Where are these set screws typically used?

Typical applications include Machine tool and jig assembly, Compact joints where a counterbored seat is used, Automation and equipment frames, Mould and die assembly. Final suitability depends on the selected material, grade, finish and operating conditions.

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Quote Flat Point Socket Set Screw ASME B18.3

Add sizes, quantities, destination and any drawing or spreadsheet.

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