PennEngineering - Press-in Threaded Inserts, Hexagonal - Metric

Press-fit insert provides strong, reusable threads. No heat or ultrasonics required.
Hexagonal “barbed” configuration ensures high torqueout and pullout values.
Aluminum inserts ideal for llight weight designs.
Aluminum and stainless steel inserts offer lead-free alternative.

Unit of Measure

Items	NFPC-M2.5 Press-in Threaded Inserts, Hexagonal - Metric	NFPC-M3 Press-in Threaded Inserts, Hexagonal - Metric	NFPC-M3.5 Press-in Threaded Inserts, Hexagonal - Metric	NFPC-M4 Press-in Threaded Inserts, Hexagonal - Metric	NFPC-M5 Press-in Threaded Inserts, Hexagonal - Metric
Thread Size x Pitch	N/A M2.5 x 0.45	N/A M3 x 0.5	N/A M3.5 x 0.6	N/A M4 x 0.7	N/A M5 x 0.8
Type	N/A NFPC
Thread Code	N/A M2.5	N/A M3	N/A M3.5	N/A M4	N/A M5
A Max.	N/A 5.84 mm	N/A 5.84 mm	N/A 5.84 mm	N/A 6.73 mm	N/A 6.73 mm
C Max.	N/A 4.72 mm	N/A 4.72 mm	N/A 4.72 mm	N/A 6.32 mm	N/A 6.32 mm
E Nom.	N/A 4.75 mm	N/A 4.75 mm	N/A 4.75 mm	N/A 6.35 mm	N/A 6.35 mm
Min. Sheet Thickness	N/A 6.10 mm	N/A 6.10 mm	N/A 6.10 mm	N/A 6.99 mm	N/A 6.99 mm
Hole Size in Sheet + 0.08	N/A 4.75 mm	N/A 4.75 mm	N/A 4.75 mm	N/A 6.35 mm	N/A 6.35 mm
Min. Boss Dia.	N/A 12.70 mm	N/A 12.70 mm	N/A 12.70 mm	N/A 15.88 mm	N/A 15.88 mm
Min. Depth Full Thread H¹	N/A 5.38 mm	N/A 5.38 mm	N/A 5.38 mm	N/A 6.30 mm	N/A 6.30 mm
Thread Specification	N/A 6H per ASME B1.13M
Standard Material	N/A 300 Series Stainless Steel
Standard Finish	N/A Passivated and/or tested per ASTM A380
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 pilot end.