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All Categories > SI® Brand Insert for Plastics > Molded-in Inserts > Thru Threaded Inserts – Types ITA, ITB, ITC > Molded-in Threaded Inserts, Thru-Threaded - Unified > Part # ITB-0518  
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Part # ITB-0518, Molded-in Threaded Inserts, Thru-Threaded - Unified



  • 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.





 Specifications   

Thread Size

.313-18 (5/16-18)

Type

ITB

Thread Code1

0518

A ± .005

View
.469 in

E Nom.

.437 in

C ± .005

.404 in

S1 Nom.

.080 in

S2 Nom.

.090 in

Minor Dia.Min.

.254 in

Minor Dia.Max.

.265 in

Thread Specification

2B per ASME B1.1

Standard Material

Free-machining, Leaded Brass

Standard Finish

Plain

CAD Supplier

PennEngineering® (SI®)
1 Thread tapped thru, Class 3A/4h screw must pass with finger torque, but basic go gauge may stop at last thread.



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PEM SI Bulletin

Compression Limiter Capability