Self-Clinching & Weld Fasteners

Self-Locking Mini Squeezed Nuts

Miniature clinch nuts with a squeezed locking thread.

Section: Self-clinching
Type: Nuts

Overview

Miniature self-locking nuts with a squeezed (deformed) thread that gives prevailing-torque locking, for small screws in compact electronics.

Full dimensions, preferred lengths and installation / push-out / torque-out performance data are in the tables below, taken from the self-clinching fasteners catalogue.

Specifications

Part numbers	SG-UL, SG-FE, SG-FEO
Stainless Steel	SG-UL, SG-FE, SG-FEO
Sizes	M2, M3, M4, M5, M6
Sheet hardness (SG-UL/FE/FEO)	HRB 70 or less

Dimensions & performance data

All dimensions in mm unless stated. Values from the self-clinching fasteners catalogue. Install into sheet within the hardness limits shown in the specifications.

Dimensions: SG-UL (mm)

Thread	M2
E	4.07
A	0.79
C	3.60
D	2.50
T	1.65
Sheet thickness	0.76 - 0.91
Recommended hole size +0.08	3.61
Min. distance to edge of sheet	2.80

Dimensions: SG-FE / SG-FEO (mm)

Thread	M3	M4	M5	M6
E	4.88	8.17	8.17	9.74
A – SG-FE	1.53	1.52	1.53	1.53
A – SG-FEO	1.02	1.02	1.02	1.53
C	4.37	7.37	7.37	8.72
D	3.96	5.23	6.48	7.72
T	1.9	2.55	3.05	3.3
Sheet thickness – SG-FE	1.5 - 1.78	1.5 - 1.78	1.5 - 1.78	1.5 - 1.78
Sheet thickness – SG-FEO	0.99 - 1.14	0.99 - 1.14	0.99 - 1.14	1.5 - 1.78
Hole size in sheet +0.08	4.39	7.39	7.39	8.74
Min. distance to edge of sheet	3.6	5.2	5.2	7.1