DICTIONARY OF AUTOMOTIVE TERMS - "Sn"

Sn:

The symbol for tin

Snail-cam chain adjuster:

Axle-mounted helical cams that allow accurate chain adjustment

Snake:

A condition when pulling a trailer where it swings from side to side when being towed too fast

Snake bite:

A double puncture of an inner tube, caused when the tire compresses down to the rim from hitting an obstacle too hard or by under-inflation of the tire

Snap fastener:

A securing device with a projecting knob on one part that is pressed in securely into a corresponding hole on another part, used on some roadsters to attach the convertible top or tonneau cover to the rear deck and/or windshield header.

Snap ring:

A split ring or clip that is snapped into a groove in a shaft or in a groove in a hole. It is used to hold bearings, thrust washers, gears, etc., in place. An internal snap ring is used in a groove in a housing; an external snap ring fits in a groove cut on the outside of a cylindrical piece such as a shaft. Also called a circlip

Snap-splice connector:

Solderless connector used to tap an additional wire into an existing wire without cutting the original. Often used in installing trailer wiring to a tow vehicle

Snatch:

To take up the drive suddenly when the clutch pedal is released

Snicking:

A positive click and feel, as when the gears click into place.

Snipe:

A long extension applied to the handle of a wrench in order to increase the leverage in removing a stubborn bolt or nut.

Snipe-nose pliers:

See:
long-nose pliers
needle-nose pliers

Snips:

A tool used to cut straight, circular, and irregular patterns in sheet metal material; available in various designs for straight, left-or right-hand cut.
Also See:
hole cutting snips
straight pattern snips
tinners snips
tin snips

Snorkel:

See Air Cleaner Intake

Snow:

See mud and snow tire

Snowbird:

Recreational vehicle owners who travel to Florida or Arizona during the winter and fly back when the weather warms up at home.

Snow chains:

Chains which are wrapped around tires to provide extra traction in snow or ice. They can cause damage to both the tire and the road. They should be used only on short trips while driving at low speeds.

Snow chain switch:

Signals the ASR system that snow chains are fitted to the drive wheels

Snow tire:

See:
winter tire
mud and snow tire

Snub:

To slow down a vehicle by activating the brake. See brake snub

Snubber:

See bump stop

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