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PFZS Press-in Fin Inserts Studded
PFZS Press-in Fin Inserts Studded

PFZS Press-in Fin Inserts Studded

Press-in Fin Studded Insert Features

  • Simple press–in installation for most thermoplastics.
  • High pull–out resistance.
  • Self–aligning design.
  • Available in a wide variety of thread sizes stud lengths.
General
Insert Thread Insert Thread Code L Insert Length Insert Length Code Boss A Head Thickness C Head Diameter D Insert Diameter P Pilot Diameter Number of Fins
B Hole Dia. +.004 -.000 W Wall Thickness Min.
2-56 256 .157 157 .126 .063 .018 .189 .147 .123 2
4-40 440 .187 187 .157 .079 .023 .217 .178 .154 3
6-32 632 .250 250 .189 .094 .029 .250 .209 .185 4
8-32 832 .312 312 .220 .110 .035 .281 .240 .218 5
10-24 1024 .375 375 .252 .126 .042 .312 .274 .248 5
10-32 1032 .375 375 .252 .126 .042 .312 .274 .248 5
1/4-20 2520 .500 500 .315 .157 .052 .375 .337 .310 7
1/4-28 2528 .500 500 .315 .157 .052 .375 .337 .310 7
5/16-18 3118 .500 500 .378 .189 .052 .433 .400 .375 7
5/16-24 3124 .500 500 .378 .189 .052 .433 .400 .375 7

(1) All dimensions are in inches and reference unless toleranced.

Stud Length
Stud Thread Stud Thread Code D Insert Diameter S – Stud Length
.187 .250 .312 .375 .437 .500 .625 .750 .875 1.000
Stud Length Code
2-56 256 .147 187 250 312 — — — — — — —
4-40 440 .178 187 250 312 375 437 — — — — —
6-32 632 .209 187 250 312 375 437 500 — — — —
8-32 832 .240 187 250 312 375 437 500 625 — — —
10-24 1024 .274 187 250 312 375 437 500 625 750 — —
10-32 1032 .274 187 250 312 375 437 500 625 750 — —
1/4-20 2520 .337 — 250 312 375 437 500 625 750 875 1000
1/4-28 2528 .337 — 250 312 375 437 500 625 750 875 1000
5/16-18 3118 .400 — — 312 375 437 500 625 750 875 1000
5/16-24 3124 .400 — — 312 375 437 500 625 750 875 1000

(1) All dimensions are in inches and reference unless toleranced. (2) Custom stud lengths available by request.

General
Insert Thread Insert Thread Code L Insert Length Insert Length Code Boss A Head Thickness C Head Diameter D Insert Diameter P Pilot Diameter Number of Fins
B Hole Dia. +0.10 -0.00 W Wall Thickness Min.
M2 x 0.4 M2 4.00 4.00 3.20 1.60 0.45 4.80 3.73 3.10 2
M2.5 x 0.45 M2.5 4.80 4.80 4.00 2.00 0.58 5.50 4.52 3.90 3
M3 x 0.5 M3 4.80 4.80 4.00 2.00 0.58 5.50 4.52 3.90 3
M3.5 x 0.6 M3.5 6.40 6.40 4.80 2.40 0.74 6.40 5.31 4.70 4
M4 x 0.7 M4 7.90 7.90 5.60 2.80 0.89 7.10 6.10 5.50 5
M5 x 0.8 M5 9.50 9.50 6.40 3.20 1.07 7.90 6.96 6.30 5
M6 x 1.0 M6 12.70 12.70 8.00 4.00 1.32 9.50 8.56 7.90 7
M8 x 1.25 M8 12.70 12.70 9.60 4.80 1.32 11.10 10.16 9.50 7

(1) All dimensions are in millimeters and reference unless toleranced.

Stud Length
Stud Thread Stud Thread Code D Insert Diameter S – Stud Length
5.00 6.00 8.00 10.00 12.00 14.00 16.00 18.00 20.00 25.00
Stud Length Code
M2 x 0.4 M2 3.73 5.00 6.00 8.00 — — — — — — —
M2.5 x 0.45 M2.5 4.52 5.00 6.00 8.00 10.00 — — — — — —
M3 x 0.5 M3 4.52 5.00 6.00 8.00 10.00 12.00 — — — — —
M3.5 x 0.6 M3.5 5.31 5.00 6.00 8.00 10.00 12.00 14.00 — — — —
M4 x 0.7 M4 6.10 5.00 6.00 8.00 10.00 12.00 14.00 16.00 — — —
M5 x 0.8 M5 6.96 5.00 6.00 8.00 10.00 12.00 14.00 16.00 18.00 20.00 —
M6 x 1.0 M6 8.56 — 6.00 8.00 10.00 12.00 14.00 16.00 18.00 20.00 25.00
M8 x 1.25 M8 10.16 — — 8.00 10.00 12.00 14.00 16.00 18.00 20.00 25.00

(1) All dimensions are in millimeters and reference unless toleranced. (2) Custom stud lengths available by request.