Unions

BSM Union Blank

Technical features

Used for blanking the union
Can be used in Hex or Slotted BSM Nut

Reference specifications — not a stock confirmation.
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Sizes & specifications

6 reference variants · dimensions as published

6 listed variants

Labelled dimensional drawing for BSM Union Blank — Dimension letters in the table correspond to this drawing. Check the stated units before specifying.

Code	Inch Size	Metric Size	Grade	A	B	C	D
BSMUB25	1"	25.4	304	42	4	8.5	31
BSMUB40	1 1/2"	38.1	304	55	4	8.5	44
BSMUB50	2"	50.8	304	67	4	8.5	56
BSMUB65	2 1/2"	63.5	304	80	4	8.5	69
BSMUB75	3"	76.2	304	93	4	8.5	82
BSMUB100	4"	101.6	304	118	4	8.5	107