Radical 91 or radical slice (片部) meaning "slice" or "film" is one of the 34 Kangxi radicals (214 radicals total) composed of 4 strokes.

In the Kangxi Dictionary, there are 77 characters (out of 49,030) to be found under this radical.

片 is also the 84th indexing component in the Table of Indexing Chinese Character Components predominantly adopted by Simplified Chinese dictionaries published in mainland China.

• Large seal script character
• Small seal script character

This radical character takes different forms in Taiwan and in other regions. In Taiwan's Standard Form of National Characters, the second (vertical) stroke and the third (horizontal) stroke share the same ending point, while in other standards, the second stroke ends at the middle of the third stroke.

The radical is also used as an independent Chinese character. It is one of the Kyōiku kanji or Kanji taught in elementary school in Japan.^[1] It is a fifth grade kanji.^[1]