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  • 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.
Thru threaded inserts – Types ITB, ITC
Molded-in Threaded Inserts, Thru-Threaded 2
Unit of Measure
Items Thru threaded inserts – Types ITB, ITC
ITA-024
Molded-in Threaded Inserts, Thru-Threaded - Unified
Thru threaded inserts – Types ITB, ITC
ITA-032
Molded-in Threaded Inserts, Thru-Threaded - Unified
Thru threaded inserts – Types ITB, ITC
ITA-0420
Molded-in Threaded Inserts, Thru-Threaded - Unified
Thru threaded inserts – Types ITB, ITC
ITA-0428
Molded-in Threaded Inserts, Thru-Threaded - Unified
Thru threaded inserts – Types ITB, ITC
ITA-0518
Molded-in Threaded Inserts, Thru-Threaded - Unified
Thread Size N/A .190-24 (#10-24) N/A .190-32 (#10-32) N/A .250-20 (1/4-20) N/A .250-28 (1/4-28) N/A .313-18 (5/16-18)
Type N/A ITA
Thread Code1 N/A 024 N/A 032 N/A 0420 N/A 0428 N/A 0518
A ± .005 N/A .281 in a1292.jpg N/A .281 in a1292.jpg N/A .375 in a1292.jpg N/A .375 in a1292.jpg N/A .469 in a1292.jpg
E Nom. N/A .281 in N/A .281 in N/A .344 in N/A .344 in N/A .437 in
C ± .005 N/A .259 in N/A .259 in N/A .321 in N/A .321 in N/A .404 in
S1 Nom. N/A .050 in N/A .050 in N/A .060 in N/A .060 in N/A .080 in
S2 Nom. N/A .060 in N/A .060 in N/A .090 in N/A .090 in N/A .090 in
Minor Dia.Min. N/A .146 in N/A .157 in N/A .197 in N/A .212 in N/A .254 in
Minor Dia.Max. N/A .156 in N/A .164 in N/A .207 in N/A .220 in N/A .265 in
Thread Specification N/A 2B per ASME B1.1
Standard Material N/A Aluminum
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.