DICTIONARY OF AUTOMOTIVE TERMS - "Nu"

Nuclear:

Involving the inner part of an atom, the nucleus. Changes in the nucleus can release a lot of energy which can be used in the generation of power.

Nucleation site:

A location where nucleation, i.e., the formation of new crystal nuclei in supersaturated solutions, starts

Nudge bar:

See nerf bar

Number drill:

See number drills.

Number drills:

A series of drills in which each size is designated by a number (0-80).

Number one diesel fuel:

Used in cold climates; sometimes blended with number two diesel fuel to increase number one's energy and two's cold weather performance

Numberplate:

A British term for license plate

Numberplate lamp:

British term for license plate light

Number two diesel fuel:

Diesel fuel used in moderate climates

Nut:

1. A person who is greatly interested in a field such as "Jim is a car nut."
   Also See:
   buff.
2. A fastening device that is somewhat doughnut shaped with a number of flat surfaces on the outer rim and threads on the inner hole.

Also See:
ball and nut
ball worm and nut
bolt and nut
butterfly nut
cap nut
captive nut
castellated nut
castle nut
center lock nut
cylinder head nut
double cap nut
flare nut
flare nut spanner
flare nut wrench
fly nut
inner cap nut
jam nut
knurled nut
locking lug nut
lock nut
locut nut
lug nut
nyloc nut
nylon lock nut
octagon nut
outer cap nut
recirculating ball and nut steering
recirculating ball worm and nut
rudge nut
self-locking nut
sleeve nut
speed nut
staked nut
stiff nut
thumb nut
union nut
wheel nut
wing nut

Nut cover:

A cap or covering over a nut to protect it or to improve appearance.

Nut cracker:

A tool used to crack open stubborn nuts without damaging the bolt or stud thread

Nut driver:

A shaft with a handle on one end (like a screwdriver) and a socket on the other.
Also See:
tubular nut driver

Nut end:

The end of a stud on which a nut is screwed. The opposite is the stud end

Nu-tread:

See new tread.

Nut spanner:

See:
chainring nut spanner
flare nut spanner

Nut spinner:

A shaft with a handle on one end (like a screwdriver) and a socket on the other

Nut splitter:

A tool used to crack open stubborn nuts without damaging the bolt or stud thread

Nut starter:

A tool used to hold a nut for easy placement in tight locations

Nut steering:

See recirculating ball and nut steering

Nut thread:

The internal thread of a nut

Nut wrench:

See:
flare nut wrench
wheel nut wrench

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