Acorn Lock Nuts

Home » Palnut® Acorn Type Lock Nuts - Open

Acorn lock nuts are used independently for light loads or in addition to regular nuts in large, higher-stress assemblies. They do not require the use of a lock washer.

Palnut® Acorn Type Lock Nuts - Open

The Dimensions of the following parts are envelope dimensions only. For complete design information, please contact us

Palnut® Acorn Type Lock Nuts - Closed

Contact Bolt Products today for more information on Palnut® acorn lock nuts.

Part Number	Thread No.	Hex Width W (In.)	Height H (In.)	Max. Across Corners A (In.)	Notch Design	Maximum Screw Penetration C (In.)	Recommended Torque (In. Lbs.)	Average Resulting Tension (Lbs.)	Weight Lbs./M Pieces
AC632	6-32	5/16	.261	.361	2	.21	9	130	1.3
AC832	8-32	11/32	.297	.397	2	.24	11	150	1.5
AC1032	10-32	3/8	.324	.433	2	.25	15	150	2.0
AC1024	10-24	3/8	.324	.433	2	.25	18	210	2.2
AC1420	1/4-20	7/16	.380	.505	3	.28	38	350	3.8
AC1827	1/8-27NPS	9/16	.474	.650	3	.32	60	350	5.4

Part Number	Thread No.	Hex Width W (In.)	Height H (In.)	Max. Across Corners A (In.)	Notch Design	Average Prevailing Torque (In. Lbs.)	Recommended Torque (In. Lbs.)	Average Resulting Tension (Lbs.)	Weight Lbs./M Pieces
AK632	6-32	5/16	.235	.361	2	.4	9	130	1.2
AK832	8-32	11/32	.256	.397	2	.5	11	150	1.6
AK1032	10-32	3/8	.255	.433	2	.8	15	150	2.1
AK1024	10-24	3/8	.262	.433	2	1.0	18	240	2.3
AK1420	1/4-20	7/16	.300	.505	3	1.6	38	350	3.7