Sealing Screws | McMaster-Carr

Filter by

System of Measurement

Thread Size

Length

Screw Features

Fastener Head Type

Drive Style

Tamper-Resistant Torx

Material

Stainless Steel

Head Diameter

Unit Price

Head Height

Threading

Partially Threaded

O-Ring Material

Fluoroelastomer

Silicone Rubber

Viton® Fluoroelastomer

Rounded Head Style

Flat Head Profile

Thread Type

Finish

Black Zinc Plated

Corrosion-Resistant Coated

Phosphate Coated

Thread Pitch

Specifications Met

Drive Size

DFARS Specialty Metals

Tensile Strength

Countersink Angle

RoHS

Compliant with Exemptions

REACH

Export Control Classification Number (ECCN)

Thread Spacing

Tip Type

How can we improve?

1,869 Products

Fastening and Joining

Rounded Head Screws

Rounded Head Screws

Sit just above the surface for a low-profile finish and hold tighter than flat head screws

Socket Head Screws

Socket Head Screws

With a deeper drive than flat and rounded head screws, these withstand more torque for a tighter hold

Flat Head Screws

Flat Head Screws

Fit in countersunk holes for a flush finish that won't snag on surrounding parts

Hex Head Screws

Hex Head Screws

Used with nuts to create a stronger joint than flat and rounded screws

Tapping Screws

Fasten a range of materials together without needing to tap the hole first

Wood Screws

Fasten material to wood or pieces of wood to each other

Binding Barrels and Screws

Binding Barrels and Screws

Thread together for a low-profile fastener

The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)