Brass Hex Locknut BSP

	Size	Male Fitting End		Female Fitting End	Threads Per Inch	Actual Barb End
Metric Size (mm)	Imperial Size (inch)	Inner Diameter (mm)	Outer Diameter (mm)	Inner Diameter (mm)		Outer Diameter (mm)
6	1/8"	3.18	10.16	10.16	28	3.18
7	3/16"				28	4
8	1/4"	6.35	13.66	13.66	19	6.35
9	5/16"				19	8
10	3/8"	9.53	17.17	17.17	19	9.53
15	1/2"	12.7	21.51	21.51	14	12.7
18	5/8"				14	15.88
20	3/4"	19.04	27	27	14	19.04
25	1"	25.4	33.93	33.93	11	25.4
32	11/4"	31.75	42.59	42.59	11	31.75
40	11/2"	38.1	48.48	48.48	11	38.1
50	2"	50.8	60.47	60.47	11	50.8
65	21/2"	63.5	76.09	76.09	11	63.5
80	3"	76.26	88.87	88.87	11	76.26
100	4"	101.07	114.14	114.14	11	101.07
150	6"	152	165.12	165.12	11	152

Column Definitions:
Size (Imperial):  Size designated to match the ID of Fitting in inches

Size (Metric):  Size designated to match the ID of Fitting in mm

Male Thread ID (mm):  The actual Inside diameter of the Male Fitting in millimetres.

Male Thread OD (mm):  The actual outside diameter of the Male Fitting in millimetres

Female Thread ID (mm):  The actual Inside diameter of the Female Fitting in millimetres.

Actual Barb OD (mm):  The actual outside diameter of the Barbed fitting in millimetres.

All products are covered by the full manufacturer’s warranty of 2 years. Should you have an item that is faulty we are happy to replace with a new one. Please contact us with details and/or photos of the fault as well as your contact details so we can discuss the issue and organise a replacement at our cost, or if you prefer we can provide a full refund. In some cases, we may request the item be returned to us depending on the issue.