BS
1.
Abbr. for “British Standard” published by the British Standards Institution; each standard is designated by the letters BS followed by a number.
2.
On drawings, abbr. for “both sides.”
3.
Abbr. for “beam spacer.”

Abbr. for “British Standard” published by the British Standards Institution; each standard is designated by the letters BS followed by a number.
On drawings, abbr. for “both sides.”
Abbr. for “beam spacer.”

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