R22
R22 may refer to:
Roads
Vessels
- HMS Ursa (R22), a destroyer of the Royal Navy
- INS Viraat (R22), an aircraft carrier of the Indian Navy
- USS R-22 (SS-99), a submarine of the United States Navy
- Yugoslav destroyer Pula
Other uses
- R22 (New York City Subway car)
- Chlorodifluoromethane, a refrigerant
- Fiat R.22, an Italian reconnaissance aircraft
- Ndonga dialect
- R22: Harmful if swallowed, a risk phrase
- R-22 Spearhead, a fictional starfighter in the Star Wars universe
- Robinson R22, an American helicopter
- R22 refrigerant
This disambiguation page lists articles associated with the same title formed as a letter–number combination.
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