Standardized Hole Sizes for Brass Inserts

Metric

Axis Part No.	Metric	Diameter (mm)	Length (mm)	Wall Thickness (mm)
613	M2.5 x 0.45	4.40	5.80	2.30
615	M3.0 x 0.50	5.60	6.40	2.60
617	M3.5 x 0.60	5.60	6.60	3.00
619	M4.0 x 0.70	6.40	8.10	3.00
621	M5.0 x 0.80	8.40	11.30	4.00
623	M6.0 x 1.00	9.55	12.90	4.00

Imperial

Axis Part No.	Imperial	Diameter (in)	Length (in)	Wall Thickness (in)
573	2-56	0.141	0.195	0.060
574	4-40	0.172	0.145	0.090
575	4-40	0.172	0.235	0.090
576	6-32	0.225	0.160	0.120
577	6-32	0.225	0.265	0.120
578	8-32	0.255	0.200	0.150
579	8-32	0.255	0.330	0.150
582	10-32	0.297	0.230	0.150
583	10-32	0.297	0.385	0.150
585	1/4 -20	0.375	0.510	0.175

Notes:
1. Diameter is the diameter that the holes must have for AXIS to install the inserts
2. Length is the minimum depth the holes must have for AXIS to install the inserts
3. Wall thickness is the recommended minimum wall thickness around the insert

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