Metric Bushings by Broach Style

duMONT Minute Man® Keyway Broaches and Bushings have letter designations signifying the width of the Keyway Broach and the guide slot in the Bushing. The Bushing size and Style are determined by the bore diameter of the workpiece as well as the Style of Broach to be used. “A” Style Broaches are used with “A” Style Bushings, “B-1” Style Broaches with “B-1” Style Bushings, etc. duMONT Collared Bushings are “A”, “B-1”, and “C” Style while “D” and “E” Style Bushings are Plain. “F” Style Bushings are Plain and though considered Special are often available from stock.

Specials: We are fully equipped to manufacture Special Collared or Plain Bushings to your specifications. Please contact factory for details.


EDP No. Diameter Diameter (mm) Style Decimal Equivalent Length Used with
Broach Style
44540 75mm F 2.9527 6 F Plain Only
44541 80mm F 3.1496 6 F Plain Only
44542 85mm F 3.3464 6 F Plain Only
44543 90mm F 3.5433 6 F Plain Only
44544 95mm F 3.7401 6 F Plain Only
44545 100mm F 3.9370 6 F Plain Only
44546 105mm F 4.1338 6 F Plain Only
44547 110mm F 4.3307 6 F Plain Only
44548 115mm F 4.5275 6 F Plain Only
44549 120mm F 4.7244 6 F Plain Only