PennEngineering
PennEngineering
Corporate Headquarters – Danboro, PA
5190 Old Easton Rd.
Danboro, PA 18916
Phone: 215-766-8853
Toll-Free Phone: 1-800-237-4736 (U.S. only)
Email: info@pemnet.com
Website: www.pemnet.com
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  • Designed for use in tapered holes.
  • Tapered mounting hole allows for rapid and accurate alignment prior to installation.
  • Aluminum inserts ideal for light weight designs.
  • Aluminum and stainless steel inserts offer lead-free alternative.
Tapered, thru threaded inserts – Types IUB, IUC
Tapered, thru threaded inserts – Types IUB, IUC-2
Unit of Measure
1 2 3 

Part #

Thread Size

Type

A ± 0.13

Fastener Material

Standard Finish

CAD

IUA-M2-1 N/A M2 x 0.4 N/A IUA N/A 2.92 mm N/A Aluminum N/A Plain N/A CAD Icon (for items table)
IUB-M2-1 N/A M2 x 0.4 N/A IUB N/A 2.92 mm N/A Free-Machining, Leaded Brass N/A Plain N/A CAD Icon (for items table)
IUC-M2-1 N/A M2 x 0.4 N/A IUC N/A 2.92 mm N/A 300 Series Stainless Steel N/A Passivated and/or tested per ASTM A380 N/A CAD Icon (for items table)
IUA-M2.5-1 N/A M2.5 x 0.45 N/A IUA N/A 3.43 mm N/A Aluminum N/A Plain N/A CAD Icon (for items table)
IUA-M2.5-2 N/A M2.5 x 0.45 N/A IUA N/A 5.56 mm N/A Aluminum N/A Plain N/A CAD Icon (for items table)
IUB-M2.5-1 N/A M2.5 x 0.45 N/A IUB N/A 3.43 mm N/A Free-Machining, Leaded Brass N/A Plain N/A CAD Icon (for items table)
IUB-M2.5-2 N/A M2.5 x 0.45 N/A IUB N/A 5.56 mm N/A Free-Machining, Leaded Brass N/A Plain N/A CAD Icon (for items table)
IUC-M2.5-1 N/A M2.5 x 0.45 N/A IUC N/A 3.43 mm N/A 300 Series Stainless Steel N/A Passivated and/or tested per ASTM A380 N/A CAD Icon (for items table)
IUC-M2.5-2 N/A M2.5 x 0.45 N/A IUC N/A 5.56 mm N/A 300 Series Stainless Steel N/A Passivated and/or tested per ASTM A380 N/A CAD Icon (for items table)
IUA-M3-1 N/A M3 x 0.5 N/A IUA N/A 3.43 mm N/A Aluminum N/A Plain N/A CAD Icon (for items table)
IUA-M3-2 N/A M3 x 0.5 N/A IUA N/A 5.56 mm N/A Aluminum N/A Plain N/A CAD Icon (for items table)
IUAA-M3-1 N/A M3 x 0.5 N/A IUAA N/A 3.81 mm N/A Aluminum N/A Plain N/A CAD Icon (for items table)
IUAA-M3-2 N/A M3 x 0.5 N/A IUAA N/A 6.35 mm N/A Aluminum N/A Plain N/A CAD Icon (for items table)
IUB-M3-1 N/A M3 x 0.5 N/A IUB N/A 3.43 mm N/A Free-Machining, Leaded Brass N/A Plain N/A CAD Icon (for items table)
IUB-M3-2 N/A M3 x 0.5 N/A IUB N/A 5.56 mm N/A Free-Machining, Leaded Brass N/A Plain N/A CAD Icon (for items table)
IUBB-M3-1 N/A M3 x 0.5 N/A IUBB N/A 3.81 mm N/A Free-Machining, Leaded Brass N/A Plain N/A CAD Icon (for items table)
IUBB-M3-2 N/A M3 x 0.5 N/A IUBB N/A 6.35 mm N/A Free-Machining, Leaded Brass N/A Plain N/A CAD Icon (for items table)
IUC-M3-1 N/A M3 x 0.5 N/A IUC N/A 3.43 mm N/A 300 Series Stainless Steel N/A Passivated and/or tested per ASTM A380 N/A CAD Icon (for items table)
IUC-M3-2 N/A M3 x 0.5 N/A IUC N/A 5.56 mm N/A 300 Series Stainless Steel N/A Passivated and/or tested per ASTM A380 N/A CAD Icon (for items table)
IUCC-M3-1 N/A M3 x 0.5 N/A IUCC N/A 3.81 mm N/A 300 Series Stainless Steel N/A Passivated and/or tested per ASTM A380 N/A CAD Icon (for items table)
IUCC-M3-2 N/A M3 x 0.5 N/A IUCC N/A 6.35 mm N/A 300 Series Stainless Steel N/A Passivated and/or tested per ASTM A380 N/A CAD Icon (for items table)
IUA-M3.5-1 N/A M3.5 x 0.6 N/A IUA N/A 3.81 mm N/A Aluminum N/A Plain N/A CAD Icon (for items table)
IUA-M3.5-2 N/A M3.5 x 0.6 N/A IUA N/A 6.35 mm N/A Aluminum N/A Plain N/A CAD Icon (for items table)
IUB-M3.5-1 N/A M3.5 x 0.6 N/A IUB N/A 3.81 mm N/A Free-Machining, Leaded Brass N/A Plain N/A CAD Icon (for items table)
IUB-M3.5-2 N/A M3.5 x 0.6 N/A IUB N/A 6.35 mm N/A Free-Machining, Leaded Brass N/A Plain N/A CAD Icon (for items table)
Unit of Measure
1 2 3