Radical 27 or radical cliff (厂部) meaning "cliff" is one of the 23 Kangxi radicals (214 radicals total) composed of two strokes.

In the Kangxi Dictionary, there are 129 characters (out of 49,030) to be found under this radical.

厂 is also the 7th indexing component in the Table of Indexing Chinese Character Components predominantly adopted by Simplified Chinese dictionaries published in mainland China, with 𠂆 being its associated indexing component. Though the Chinese character 厂 shares the same form as the simplified form of 廠 (chǎng, variant: 厰) which means "factory", the two are historically irrelevant in terms of meanings.

• Oracle bone script character
• Bronze script character
• Large seal script character
• Small seal script character

• Fazzioli, Edoardo (1987). Chinese calligraphy : from pictograph to ideogram : the history of 214 essential Chinese/Japanese characters. calligraphy by Rebecca Hon Ko. New York: Abbeville Press. ISBN 0-89659-774-1.
• Lunde, Ken (Jan 5, 2009). "Appendix J: Japanese Character Sets" (PDF). CJKV Information Processing: Chinese, Japanese, Korean & Vietnamese Computing (Second ed.). Sebastopol, Calif.: O'Reilly Media. ISBN 978-0-596-51447-1.

Wikimedia Commons has media related to Radical 027.

• Unihan Database - U+5382