PTFE-Coated Machine Screws | McMaster-Carr

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Finish

System of Measurement

Length

Thread Size

Drive Style

Material

Stainless Steel

Fastener Head Type

Flat Head Profile

Rounded Head Style

Head Diameter

Threading

Partially Threaded

Countersink Angle

Head Height

Drive Size

Thread Spacing

REACH

Hardness

Specifications Met

Thread Type

Thread Direction

RoHS

DFARS Specialty Metals

Tensile Strength

60,000 psi to 99,999 psi

Export Control Classification Number (ECCN)

Thread Fit

Unified Standard Class 2A

Unified Standard Class 2B

Performance

Corrosion Resistant

Seize Resistant

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48 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

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

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