Engineering Components and Tools

This set contains vocabulary flashcards related to various engineering components and tools, highlighting their functions and materials.

Nylock Nut

Prevents bolt loosening in vibrating assemblies due to nylon gripping threads.

Wing Nut

A hand-tightened fastener allowing for frequent removal without tools.

Castle Nut

Locks nut on shaft or bolt using a split pin for automotive or machinery applications.

Split Spring Washer

Provides tension to stop vibration loosening.

Plain Washer

Spreads load and protects the surface under a bolt or nut.

Hexagonal Bolt

Used for general high-strength bolted joints with nut or tapped hole.

Toothed Pulley Wheel

Used for timing belt; provides slip-free power transmission and shaft timing.

Needle File

A small fine-cut precision file used for deburring or shaping in intricate spaces.

Extension Spring

Returns mechanism after extension, such as in doors or brakes.

Split Pin

Secures castle nuts or prevents axial movement.

Jubilee Clip

Secures hoses to pipes in cooling or fuel systems.

Centre Drill

Creates accurate centre holes for lathe or pilot drilling.

Hexagonal Screw

Allows machine assembly into tapped holes; ideal for high-stress applications.

Cap Allen Screw

Provides high-strength fastening in confined spaces.

External Circlip

Axially locates bearings or gears on shafts.

Internal Circlip

Retains components inside housings.

Compression Spring

Absorbs shock or applies force in valves or switches.

Ball Bearing

Supports rotating shafts and handles radial loads with low friction.

Counterbore Drill

Enlarges the top of a hole so the bolt head sits flush.

Flat Blade Screwdriver

Used for driving or undoing slotted screws.

Philips/Cross Head Screwdriver

Designed for driving Phillips or Pozidriv screws.

Ratchet Socket

Facilitates fast tightening or undoing in tight spaces.

Dial Test Indicator

Measures small displacements or alignments with precision.

Nylon Bush

A low-friction, self-lubricating support for shafts.

Twist Drill

Used for drilling round holes in metal, wood, or plastic.

Slot Drill

Used for cutting slots or keyways on a milling machine.

Pop Rivet

A blind rivet used for permanent sheet joining with one-side access only.

Star Washer

A tooth lock washer preventing nut or bolt rotation.

Ring Spanner

Used for tightening hex nuts or bolts, providing better grip.

Open Ended Spanner

Allows access to nuts or bolts in restricted spaces.

Keyed Shaft

Transmits torque to gears or pulleys via key.

Lip Seal

Prevents oil leakage and dirt entry on shafts.

Expanding Bolt

Used for fixing into masonry or concrete.

Raw Plug

Provides screw grip in brick or plasterboard walls.

Countersunk Screw

Designed for flush fastening in wood, metal, or plastic.

2 Part Epoxy

A high-strength structural bonding agent for metals and plastics.

Adjustable Spanner

Tool that grips and turns various sizes of nuts and bolts.

O Ring

A toroidal rubber seal used for static or dynamic sealing.

Gasket

Creates leak-proof joints between flanges or covers.

Bevel Gear

Transfers motion between intersecting shafts at 90 degrees.

Allen Key

Used for driving socket-head or grub screws.

Pulley Wheel

Enables power transmission through flat or V-belts.

Ball Race

The inner and outer ring track of a ball bearing.

V Belt

A trapezoidal cross-section belt for high-friction power transmission.

G Clamp

Holds workpieces for gluing, welding, or machining.

Spur Gear

Transfers torque or motion between parallel shafts.

Metric Die

Tool used for cutting external threads on rods or bolts.

Metric Tap

Tool used for cutting internal threads in drilled holes.

Hexagonal Nut

Clamps parts together with bolt or threaded rod.

Flexible Coupling

Connects rotating shafts with misalignment tolerance.

Yorkshire Fitting

A solder-ring copper pipe fitting for plumbing.

Die Holder

Holds round dies and guides them while cutting external threads.

Ball Nose Cutter

An end mill with a hemispherical tip for 3D contouring.

Flange

A flat disc with bolt holes used to join pipes or valves.

Machine Reamer

A finishing tool that enlarges and finishes holes to exact sizes.

Compression Fitting

Joins copper or plastic pipes without tools.

Tap Wrench

A T-bar wrench that holds taps for cutting threads.

Push Fitting

Tool-free connector for plumbing pipes.

Grub Screw

A headless set screw used to secure pulleys or gears to shafts.

R Clip

Quick-release retention device for pins or axles.

Rack and Pinion

Converts rotary motion to linear motion, used in steering or actuators.

Transistor

Three-terminal semiconductor that amplifies or switches electronic signals.

Resistor

Limits current or divides voltage in electronic circuits.

Capacitor

Energy-storage component used for smoothing or filtering circuits.

Motor

Converts electrical energy to mechanical rotation.