Grade 9 Steel Cap Screws | McMaster-Carr

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System of Measurement

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Material

Stainless Steel

Fastener Head Type

Threading

Partially Threaded

Drive Style

Hex with Pilot Recess

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Tamper-Resistant Torx Plus

Thread Pitch

Finish

Corrosion-Resistant Coated

Hot-Dipped Galvanized

Phosphate Coated

Titanium Carbon Nitride (TiCN) Coated

Zinc Flake Coated

Zinc Yellow-Chromate Plated

Socket Head Profile

Head Height

Head Diameter

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Shoulder Diameter

Fastener Strength Grade/Class

Thread Type

Thread Spacing

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Specifications Met

Fed. Spec. FF-S-86

Tensile Strength

Less than 100,000 psi

100,000 psi to 119,999 psi

120,000 psi to 139,999 psi

140,000 psi to 159,999 psi

160,000 psi or greater

Thread Length

DFARS Specialty Metals

RoHS

Compliant with Exemptions

REACH

Export Control Classification Number (ECCN)

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13,092 Products

Fastening and Joining

Socket Head Screws

Socket Head Screws

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

Shoulder Screws

Shoulder Screws

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

Hex Head Screws

Hex Head Screws

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

Flat Head Screws

Flat Head Screws

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

Rounded Head Screws

Rounded Head Screws

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

Fastener Assortments

Fastener Assortments

Keep a variety of common screws, nuts, and washers on hand

Carriage Bolts

A smooth head provides a finished look while a square neck keeps the bolt in place when using a nut

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

Wood Screws

Fasten material to wood or pieces of wood to each other

Tapping Screws

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

Building and Machinery Hardware

Clamp-On Framing and Fittings

Clamp-On Framing and Fittings

Two-piece fittings let you modify assembly stations, conveyors, and racks without dismantling them

Fabricating and Machining

T-Slot Bolts

Secure clamps and workpieces to machine tables with quicker setup than a T-slot nut and stud

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