Part # PKB-0420, Press-in Threaded Inserts, Straight Knurl - Unified On Aero-Space Fasteners and Electronics, Inc.

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All Categories > SI® Brand Insert for Plastics > Press-in Inserts > Straight Knurl Inserts – Types PKA, PKB > Press-in Threaded Inserts, Straight Knurl - Unified > Part # PKB-0420

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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

Specifications

Thread Size	N/A .250-20 (1/4-20)
Type	N/A PKB
Thread Code	N/A 0420
A ± .005	N/A .500 in
E Nom.	N/A .312 in
C ± .010	N/A .291 in
B1 ± .010	N/A .150 in
B2 ± .010	N/A .210 in
S Nom.	N/A .375 in
W ± .015	N/A .078 in
Min. Hole Depth	N/A .540 in
Hole Dia. ± .002	N/A .312 in
Thread Specification	N/A 2B per ASME B1.1
Standard Material	N/A Free-machining, Leaded Brass
Standard Finish	N/A Plain
CAD Supplier	N/A PennEngineering® (SI®)