plummer block

noun

A mounting used to support a rotating shaft, using a bearing in a two-piece housing which is bolted to a foundation or bedplate with the mounted shaft in a parallel plane to the mounting surface and perpendicular to the centre line of the mounting holes; functionally similar to a pillow block.

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Meanings

nounplummer block (plural plummer blocks)

plural plummer blocks

  1. A mounting used to support a rotating shaft, using a bearing in a two-piece housing which is bolted to a foundation or bedplate with the mounted shaft in a parallel plane to the mounting surface and perpendicular to the centre line of the mounting holes; functionally similar to a pillow block.

Origin

From an unknown word, possibly the surname Plummer a1796, + block

Full word history & related roots →
Cite this entry
APA

plummer block. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/plummer%20block

MLA

“plummer block.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/plummer%20block. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “plummer block,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/plummer%20block.

Source: plummer block on Wiktionary, CC BY-SA 4.0.