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Class 1 (disambiguation)
Class 1
Class 1
may refer to:
Class I railroad
, a term used in North American railroad size classification
Class 1 Touring Cars
, an FIA classification for cars in motor racing
Class 1 World Powerboat Championship
Classes of United States senators
SCORE Class 1
, unlimited off-road racing buggies
The first class in terms of hiking difficulty in the
Yosemite Decimal System
A contribution class in the
National Insurance system
in the UK
An IEC protection class in the
electrical appliance manufacturing industry
A class in
laser safety
HAZMAT Class 1 Explosives
See also
Class I (disambiguation)
Class 01 (disambiguation)
First class (disambiguation)
NSB El 1
, an electric locomotive of Norway
NSB Di 1
, a diesel locomotive of Norway
Type 1 (disambiguation)