Mechanical Assembly

Fastener

Bolt

Torque

Force applied to tighten fasteners correctly

Washer

Distributes load and prevents damage to surfaces

Bearing

Supports rotating parts and reduces friction

Alignment

Ensuring components are positioned correctly

Blueprint

Technical drawing showing part specifications

Gasket

Seals joints to prevent leaks

Assembly sequence

Order in which parts are put together

Threaded connection

Fastener with screw threads

Press fit

Part held in place by tight interference

Shim

Thin material used to adjust alignment

Retaining ring

Secures components on shafts or inside housings

Lubrication

Application of grease or oil to reduce wear

Pulley

Wheel used to transmit rotational motion with a belt

Coupling

Connects two rotating shafts

Inspection

Checking components for proper assembly and defects

Safety lock

Prevents unintended part movement

Tool selection

Choosing correct tool for task

Pin

Used to secure or align components

Torque wrench

Tool for accurate fastener tightening