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All Categories > PEM® Brand Self-Clinching, Broaching, Surface Mount, Flare and Weld Mounted Fasteners > Studs and Pins for Sheet Metal > Flush-Head Studs – Types FH, FH4, FHA, FHP, FHS > Flush-Head Threaded Studs – Types FH, FHA, FHS > Self-Clinching Threaded Studs - Type FH/FHS/FHA - Unified > Part # FH-440-6ZI  
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Part # FH-440-6ZI, Self-Clinching Threaded Studs - Type FH/FHS/FHA - Unified



PEM® self-clinching studs are installed by placing them in properly sized holes in the sheets and squeezing into place with any standard press. The squeezing action embeds the head of the stud into the sheet. The metal displaced by the head flows s


 Specifications   

Thread Size

.112-40 (#4-40)

Thread Code

440

Length Code

6

Min. Sheet Thickness

.040 in

Hole Size in Sheet + .003 - .000

.111 in

Max. Hole in Attached Parts

.135 in

L - Length ± .015

.375 in

H ± .015

.176 in

S Max.1

.085 in

Min. Dist. Hole C/L to Edge

.219 in

For Use in Sheet Hardness

HRB 80 / HB 150 or Less

Thread Specification

External, ANSI B1.1, 2A

Fastener Material

Heat-Treated Carbon Steel

Standard Finish

Zinc Plated, 5µm, Colorless

CAD Supplier

PennEngineering® (PEM®)
1 Threads are gageable to within 2 pitches of the “S” Max. dimension. A class 3B/5H maximum material commercial nut shall pass up to the “S” Max. dimension.



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PEM Bulletin FH

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