Slotted Screws | McMaster-Carr

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Drive Style

Barrel Drive Style

System of Measurement

Thread Size

Length

Material

Stainless Steel

Fastener Head Type

Rounded Head Style

Head Diameter

Head Height

Threading

Partially Threaded

Threaded on One End

Finish

Corrosion-Resistant Coated

Screw Size

Thread Type

Tip Type

Thread Pitch

Thread Spacing

Thread Direction

Specifications Met

Fed. Spec. QQ-P-35

Flat Head Profile

REACH

RoHS

Compliant with Exemptions

DFARS Specialty Metals

Export Control Classification Number (ECCN)

Screw Drive Style

Locking Type

Without Threadlocker

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6,421 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

Tapping Screws

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

Shoulder Screws

Shoulder Screws

Rotate parts around the cylinder under the head to guide and align them during installation

Wood Screws

Fasten material to wood or pieces of wood to each other

Tighten and loosen by hand without the need for tools

Hex Head Screws

Hex Head Screws

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

Set Screws

Exert pressure at the tip to hold parts in place, unlike screws that hold material together with threads

Captive Panel Screws

Captive Panel Screws

Secure panels and enclosures while still having access to them

Fastener Assortments

Fastener Assortments

Stay prepared by keeping fasteners in common sizes and materials on hand

Elevator Bolts

Create a flush joint to allow movement in tight spaces such as grain elevators and belting systems

Binding Barrels and Screws

Binding Barrels and Screws

Thread together for a low-profile fastener

Single-End Studs

Single-End Studs

Use the unthreaded end as a pivot point, hinge, shaft, or locator pin

Spring Plungers

Spring Plungers

Apply accurate, consistent pressure for positioning, indexing, and ejecting parts

Anchors

Secure anything from signs to heavy machinery in concrete, brick, and drywall

Thread Adapters

Thread Adapters

Join threads of a different type, size, and gender

Fabricating and Machining

Drill Bushing Lock Screws

Drill Bushing Lock Screws

Prevent drill bushings from spinning

Locating Pin Lock Screws

Locating Pin Lock Screws

Secure removable locating pins

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