Industrial Fastener Training Program

Washer Face of a Hex Head Cap Screw, an identifying mark for Cap Screws!

Grade Markings of Hex Head Cap Screws: Plain Grade 2 - Grade 5 (3 dashes) - Grade 8 (6 dashes)

Stainless Steel Hex Head Cap Screw

Brass & Bronze Hex Head Cap Screws

Brass, Aluminum Stainless Hex Head Cap Screws

Nylon Hex Head Cap Screw

Hex Head Steel Machine Bolt (NO washer face)

Hex Head Machine Bolt (Hot Dipped Galvanized)

Hex Head Tap Bolt, Full Threaded

Square Head Machine Bolt

A-325 Hex Head Structural Bolt

Hex Head & Square Head Lag Screws

Carriage Bolts

Carriage Bolts: Short Neck (Top), Ribbed Neck Carriage Bolt (Bottom)

Step Bolt

Elevator Bolt

Plow Bolt

Flat Slot Cap Screw

T-Slot Bolt, Nut & Washer

A-325 Structural Bearing Bolt

Phillips (Left), Slotted (right) Drive Recesses

Round Head Slotted Machine Screw

Pan Head Slotted Machine Screw

Truss Slotted Machine Screw

Hex Head, Hex Washer Slotted, Hex Indented Washer, Hex Slotted, Hex Washer Head

Flat Slotted, Under-cut Machine Screw (Top), Flat Slotted (Middle), Flat Phillips (Bottom)

Oval Slotted Machine Screws

Binding Head, Under-cut Slotted Machine Screws

Fillister Slotted (Top), Drilled Head Slotted Fillister Machine Screw (Bottom)

Flat, Oval, & Round Head Wood Screws

Twinfast Wood Screws

Type “A”, Type “AB” & Type “B” Pan Phillips Tapping Screws

Type "F" Thread Cutters

Type "1" Thread Cutter

Type "23" Thread Cutter

Thread Roller: i.e. Taptite, Rolok, - Trilobe Thread Pattern

Type "U" Drive Screws

Sems

Self-Drilling "Teks" Screws

Construction Teks and the use of a Bonded Neoprene Washer

Drywall Screws

Deck Screws

Construction Sheeting Screws - Metal Building

Hi-Lo Thread Construction Screws for wood applications

Tamperproof Drive Recess examples. Several more in the market by application

Stove Bolts, old terminology you might still hear on occasion

USS (Left) and SAE (Right) Steel Flatwashers

Fender Washers

Structural Flatwashers to be used with Structural Bolts

Heavy (Left) Split Lockwasher, Lite (Right), Regular Medium (Not Shown)

Tooth Lockwashers, External, Ext/Int., (Top), Countersunk & Internal

Malleable Iron Square Bevel Washers

Neoprene Bonded Washers used in Construction

Finishing Washer

Belleville, Spring Wave Washers

Jam, Finished, Heavy Hex Nuts side view for comparison

Hex & Square Machine Screw Nuts

Regular Square Nuts

Hex Slotted Nuts (Top), Castellated (Castle) Hex Nut (Bottom)

Nylon Insert Locknuts, Jam, Finished, Heavy comparison in Height size

Patched (locking element) Locknuts

Center Lock or often called a two-way locknut

Metallic Top Locknuts

Flexloc Nuts, Machine, Jam, Finished & Heavy styles

Flanged Locknuts, and some with serrations

More examples of various types of Steel Locknuts

"Keps" locknuts, imported ones are called K-Lock Nuts

Heavy Hex Structural Nuts, Grades ASTM A194 GR. 2H, ASTM A563 GR C, and ASTM A563 GR DH

Plug Nuts, a good example of a Self-Clinching Fastener

Cold Forged Steel Wing Nuts

Zinc Die Cast Wing Nuts

Stamped Wing Nuts

Tee Nuts

Acorn Nuts, Low Crown & High Crown (Solid, not a Cap Nut)

PAL Nuts, a wide variety of types to satisfy numerous applications

Spring Steel Nuts, often called Tinnerman Speed Nuts

Socket Head Cap Screws, 1960 Series

Flat Head Socket Head Cap Screws

Button Head Socket Cap Screws

Shoulder Screw, aka Socket Head Stripper Bolt

12 Point Flange Screw

Locking Element, Nylon Pellet, Patch, Nylon Strip on Socket Cap Screws

Pressure Plugs

Socket Set Screw, Cup Point

Points on Socket Set Screws, Cone, Knurled Cup & Cup (Top), 1/2 Dog (Bottom)

Points on Socket Set Screws, Full Dog, Oval & Flat

Slotted Set Screw

Structural Flatwasher and a Clipped Structural Flatwasher

Malleable Iron Washer, often called a Dock Washer

Square Head, Set Screw, Cup Point (they come in various point styles)

Tool Post Screw

Cotter Pins: Hammer Lock (top), Efficiency (Bottom)

Dowel Pins: Vented (Top), Standard .002 (Middle), Pullout (Bottom)

Spring Pins

Spirol Pins

Taper Pins

Groove Pins

Clevis Pins

Hair Pin Clip

Hex Key Wrench

Woodruff Key

Square Machine Key

Drive Rivets

Blind Rivets

Blind Rivets

Solid Rivets

Semi-Tubular Rivets

Drop-In Anchor

Anchor Bolt

Toggle Bolt

Acoustical Toggle Bolt

Plastic Hollow Wall Anchor

Plastic, Lead & Fiber Screw Anchors

Drive Anchor

Split Pin Drive Anchors

Machine Screw Anchors

Machine Bolt Anchor

Lag Screw Anchor

Molly Anchors - Hollow Wall Anchors

Self-Drilling Anchors

Wedge Anchors

Sleeve Anchors

Nylon Drive Rivet Anchors

Drop Forged Shoulder Eye Bolt

Bent Wire Eye Bolt

Turnbuckle

U-Bolt

S Hook

Coupling Nut

Full Thread Stud (Also represents All-Thread Rod in various foot lengths)

Double End Stud

Various types of Studs, Full Thread, Double-End and a 'Special' Stud

Thumb Screw

Hanger Bolt

Wire Rope Clip

Bend Wire Eye Bolt with Lag Screw Thread

Retaining Rings

Wire Insert

AN Washers as just an introduction to AN-MS-NAS Military Fasteners