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  • Designed for use in straight or tapered holes.
  • Symmetrical design eliminates the need for orientation.
  • Aluminum inserts ideal for light weight designs.
  • Aluminum and stainless steel inserts offer lead-free alternative.
Symmetrical, thru threaded inserts – Types ISB, ISC
Heat Staking Insert, Symmetrical, Thru-Threaded 2
Unit of Measure
Items Symmetrical, thru threaded inserts – Types ISB, ISC
ISA-M3
Heat Staking Insert, Symmetrical, Thru-Threaded - Metric
Symmetrical, thru threaded inserts – Types ISB, ISC
ISA-M4
Heat Staking Insert, Symmetrical, Thru-Threaded - Metric
Symmetrical, thru threaded inserts – Types ISB, ISC
ISA-M5
Heat Staking Insert, Symmetrical, Thru-Threaded - Metric
Symmetrical, thru threaded inserts – Types ISB, ISC
ISA-M6
Heat Staking Insert, Symmetrical, Thru-Threaded - Metric
Symmetrical, thru threaded inserts – Types ISB, ISC
ISB-M3
Heat Staking Insert, Symmetrical, Thru-Threaded - Metric
Thread Size x Pitch N/A M3 x 0.5 N/A M4 x 0.7 N/A M5 x 0.8 N/A M6 x 1 N/A M3 x 0.5
Type N/A ISA N/A ISA N/A ISA N/A ISA N/A ISB
Thread Code1 N/A M3 N/A M4 N/A M5 N/A M6 N/A M3
A ± 0.13 N/A 5.74 mm a1289.jpg N/A 8.15 mm a1289.jpg N/A 9.52 mm a1289.jpg N/A 12.7 mm a1289.jpg N/A 5.74 mm a1289.jpg
E ± 0.13 N/A 4.62 mm N/A 6.22 mm N/A 7.01 mm N/A 8.58 mm N/A 4.62 mm
C ± 0.08 N/A 3.88 mm N/A 5.51 mm N/A 6.3 mm N/A 7.9 mm N/A 3.88 mm
Min. Hole Depth N/A 6.5 mm N/A 8.92 mm N/A 10.29 mm N/A 13.46 mm N/A 6.5 mm
Hole Dia. + 0.08 N/A 3.99 mm N/A 5.62 mm N/A 6.40 mm N/A 8.00 mm N/A 3.99 mm
Thread Specification N/A 6H per ASME B1.13M
Standard Material N/A Aluminum N/A Aluminum N/A Aluminum N/A Aluminum 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