HC Series: Headed Chevron Threaded Inserts for Weaker Plastics

HC Series Headed Chevron Threaded InsertsOur HC Series headed chevron threaded inserts offer the same benefits as the C Series, plus a flanged head for a greater load-bearing surface in weaker plastics. This headed insert offers a large contact area for electrical connections and greater pull-out strengths for reverse entry applications.

Recommended Hole Size – See chart below for installation hole size. Additional information can be found in our Design Guidelines.

Printable Catalog Page
Headed Chevron Inserts Diagram
HEADED CHEVRON THREADED INSERTS
INCH METRIC A ±.004 B ±.004 C ±.004 D Flange Thickness Hole H +.003 -.000 Min. Boss
Thread Size Part Number CAD Thread Size Part Number CAD
2-56 H256X157C M2.0 x 0.4 HM20X157C .188 .157 .123 .018 .126 .252
4-40 H440X226C M2.5 x 0.45 HM25X226C† .218 .226 .154 .021 .157 .314
M3.0 x 0.5 HM30X226C .218 .226 .154 .021 .157 .314
6-32 H632X180C M3.5 x 0.6 HM35X180C† .250 .180 .185 .027 .188 .376
H632X281C HM35X281C .250 .281 .185 .027 .188 .376
8-32 H832X185C M4.0 x 0.7 HM40X185C .281 .185 .218 .033 .221 .442
H832X250C HM40X250C† .281 .250 .218 .033 .221 .442
H832X321C HM40X321C .281 .321 .218 .033 .221 .442
10-24 H1024X225C† M5.0 x 0.8 HM50X225C† .312 .225 .249 .040 .252 .504
H1024X250C HM50X250C† .312 .250 .249 .040 .252 .504
H1024X375C HM50X375C .312 .375 .249 .040 .252 .504
10-32 H1032X225C .312 .225 .249 .040 .252 .504
H1032X250C .312 .250 .249 .040 .252 .504
H1032X375C .312 .375 .249 .040 .252 .504
1/4-20 H2520X300C M6.0 x 1.0 HM60X300C .375 .300 .312 .050 .315 .630
H2520X500C HM60X500C .375 .500 .312 .050 .315 .630
1/4-28 H2528X300C† .375 .300 .312 .050 .315 .630
H2528X500C .375 .500 .312 .050 .315 .630
5/16-18 H3118X500C M8.0 x 1.25 HM80X500C .437 .500 .374 .050 .377 .754
5/16-24 H3124X500C .437 .500 .374 .050 .377 .754
3/8-16 H3816X500C M10.0 x 1.5 HM100X500C† .550 .500 .465 .065 .468 .936
3/8-24 H3824X500C .550 .500 .465 .065 .468 .936

† Non-Stocking Item – Minimum Order May Apply
Stainless Steel Headed Chevron Inserts – Class 3A/4H screw must pass with finger torque, standard class go gage may stop on last thread.
Part numbers for Stainless Steel Inserts are the same as listed in the chart, but ending with -SS.