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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.
Unit of Measure
Items
Tapered, thru threaded inserts – Types IUB, IUC

Tapered, thru threaded inserts – Types IUA, IUB, IUC - Unified

Tapered, thru threaded inserts – Types IUB, IUC

Tapered, thru threaded inserts – Types IUA, IUB, IUC - Unified

Tapered, thru threaded inserts – Types IUB, IUC

Tapered, thru threaded inserts – Types IUA, IUB, IUC - Unified

Tapered, thru threaded inserts – Types IUB, IUC

Tapered, thru threaded inserts – Types IUA, IUB, IUC - Unified

Tapered, thru threaded inserts – Types IUB, IUC

Tapered, thru threaded inserts – Types IUA, IUB, IUC - Unified
Thread Size N/A .190-24 (#10-24) N/A .190-24 (#10-24) N/A .190-32 (#10-32) N/A .190-32 (#10-32) N/A .250-20 (1/4-20)
Type N/A IUA
Thread Code1 N/A 024 N/A 024 N/A 032 N/A 032 N/A 0420
Length Code N/A 1 N/A 2 N/A 1 N/A 2 N/A 1
A ± .005
N/A .225 in SI_IUB_dimension-518.jpg N/A .375 in SI_IUB_dimension-518.jpg N/A .225 in SI_IUB_dimension-518.jpg N/A .375 in SI_IUB_dimension-518.jpg N/A .300 in SI_IUB_dimension-518.jpg
E ± .005 N/A .297 in N/A .297 in N/A .297 in N/A .297 in N/A .375 in
C ± .005 N/A .272 in N/A .251 in N/A .272 in N/A .251 in N/A .354 in
Min. Hole Depth N/A .265 in N/A .415 in N/A .265 in N/A .415 in N/A .340 in
D ± .002 N/A .267 in N/A .246 in N/A .267 in N/A .246 in N/A .349 in
F ± .002 N/A .277 in N/A .277 in N/A .277 in N/A .277 in N/A .363 in
R Ref. Taper Length N/A .072 in N/A .222 in N/A .072 in N/A .222 in N/A .100 in
Fastener Material N/A Aluminum
Standard Finish N/A Plain
Screw Length Code N/A 2 N/A 1 N/A 2 N/A 1 N/A 2
CAD Supplier N/A PennEngineering® (SI®)
Inventory N/A {0} N/A {0} N/A {0} N/A {0} N/A {0}
  • 1 Thread tapped thru, Class 3A/4h screw must pass with finger torque, but basic go gauge may stop at last thread.