Item # ITB-0420, Molded-in Threaded Inserts, Thru-Threaded - Unified On Zygology

Pilot diameter and undercuts allow plastic to flow into grooves providing high pullout resistance.
Aluminum inserts ideal for light weight designs.
Aluminum and stainless steel inserts offer lead-free alternative.

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Unit of Measure

Specifications

Thread Size	N/A .250-20 (1/4-20)
Type	N/A ITB
Thread Code¹	N/A 0420
A ± .005	N/A .375 in Loading zoom
E Nom.	N/A .344 in
C ± .005	N/A .321 in
S1 Nom.	N/A .060 in
S2 Nom.	N/A .090 in
Minor Dia.Min.²	N/A .197 in
Minor Dia.Max.	N/A .207 in
Thread Specification	N/A 2B per ASME B1.1
Standard Material	N/A Free-machining, Leaded Brass
Standard Finish	N/A Plain
CAD Supplier	N/A PennEngineering® (SI®)

¹ Thread tapped thru, Class 3A/4h screw must pass with finger torque, but basic go gauge may stop at last thread.
² Minor diameter may be below minimum in deformed thread area.