Part # FEX-440, Miniature Self-Clinching Fasteners - Types U, UL, FE, FEO, FEOX, FEX

PEM® brand miniature fasteners fit into a minimal space and provide strong, reusable threads.

Types FE, FEO and UL are self-locking. Types FE and FEO thread locking torque performance is equivalent to applicable NASM25027 specifications. Ty

Unit of Measure

Specifications

Thread Size	N/A .112-40 (#4-40)
Thread Type	N/A Non-Locking
Thread Code	N/A 440
A (Shank) Max.	N/A .060 in
Sheet Thickness¹	N/A .059 to .070 in
Hole Size in Sheet + .003 - .000	N/A .172 in
C + .000 - .005	N/A .171 in
D Max.	N/A .145 in
E ± .005	N/A .192 in
T + .015 -.000	N/A .065 in
Min. Dist. Hole C/L to Edge	N/A .14 in
Max. Hole in Attached Parts	N/A .132 in
For Use in Sheet Hardness²	N/A HRB 70 / HB 125 or Less
Thread Specification	N/A Internal, ANSI B1.1, 2B
Fastener Material	N/A 300 Series Stainless Steel
Standard Finish	N/A Passivated and/or tested per ASTM A380
CAD Supplier	N/A PennEngineering® (PEM®)

¹ In applications between the sheet thicknesses for your thread size, see last paragraph of installation data on page FE-6. Knurled collar may fracture if fastener is used in sheets thicker than the specified range and the screw is tightened beyond maximum tightening torque.
² HRB - Hardness Rockwell “B” Scale. HB - Hardness Brinell.

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Thread Size

Thread Type

Thread Code

A (Shank) Max.

Hole Size in Sheet + .003 - .000

C + .000 - .005

D Max.

E ± .005

T + .015 -.000

Min. Dist. Hole C/L to Edge

Max. Hole in Attached Parts

Thread Specification

Fastener Material

Standard Finish

CAD Supplier