Hi-Tech Fasteners, Inc.
4940 Winchester Boulevard
Frederick, Maryland 21703-7400
Toll Free
: 800.466.1940
Tel
: 301.831.1277
Fax
: 301.831.8296
Email
:
sales@hitechfasteners.com
Website
: www.hitechfasteners.com
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SI® Brand Insert for Plastics
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Straight Knurl Inserts – Types PKA, PKB
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Press-in Threaded Inserts, Straight Knurl - Unified
> Part # PKA-440
Part # PKA-440, Press-in Threaded Inserts, Straight Knurl - Unified
Press-fit insert with strong, reusable threads. No heat or ultrasonics required.
Straight knurling at the top end of the insert offers higher torsional resistance.
Slotted insert compresses allowing easy access into the mounting hole.
Aluminum inserts ideal for light weight designs.
Aluminum inserts offer lead-free alternative.
Unit of Measure
Imperial
Metric
Both
Specifications
Thread Size
N/A
.112-40 (#4-40)
Type
N/A
PKA
Thread Code
N/A
440
A ± .005
N/A
.188 in
E Nom.
N/A
.156 in
C ± .010
N/A
.137 in
B1 ± .010
N/A
.056 in
B2 ± .010
N/A
.079 in
S Nom.
N/A
.140 in
W ± .015
N/A
.020 in
Min. Hole Depth
N/A
.228 in
Hole Dia. ± .002
N/A
.156 in
Thread Specification
N/A
2B per ASME B1.1
Standard Material
N/A
Aluminum
Standard Finish
N/A
Plain
CAD Supplier
N/A
PennEngineering® (SI®)
Inventory
N/A
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