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Features

  • Narrow design for limited space applications.
  • New contemporary appearance.
  • Require low installation forces and are popular choices for painted sheets and close-to-edge applications.
  • Choice of RoHS-compliant materials and finishes.

Dimensions

Thread Thread
Code		 Screw
Length
Code		 Sheet A
(Shank)
Max.		 C
Max.		 E
±.010		 P1
Ref.
Minimum
Thickness		 Hole
Size
+.005
-.000
4-40 440 .060 .031 .187 .041 .186 .312 .060
.185 .185
6-32 632 .060 .060 .213 .072 .212 .344 .060
.185 .185
.310 .310
8-32 832 .060 .060 .266 .072 .265 .375 .060
.185 .185
.310 .310
10-32 1032 .060 .060 .266 .072 .265 .406 .060
.185 .185
.310 .310
1/4-20 2520 .060 .060 .323 .072 .322 .468 .060
.185 .185
.310 .310
Thread Thread
Code		 Screw
Length
Code		 P2
±.016		 P3
±.025		 H1
Max.		 H2
Ref.		 Drive Size
Cross-
Recess		 Six-Lobe Slot
4-40 440 .060 .250 .019 .370 .540 #1 T-10 .040W
.040D
.185 .375 .144
6-32 632 .060 .250 .000 .380 .540 #2 T-15 .051W
.047D
.185 .375 .113
.310 .500 .238
8-32 832 .060 .312 .000 .480 .705 #2 T-20 .055W
.055D
.185 .437 .113
.310 .562 .238
10-32 1032 .060 .312 .000 .490 .705 #2 T-25 .059W
.055D
.185 .437 .113
.310 .562 .238
1/4-20 2520 .060 .375 .000 .620 .905 #3 T-25 .071W
.059D
.185 .500 .113
.310 .625 .238

Material & Finish

Material
Code		 Material Description Finish
Code		 Finish Description
Retainer Screw Spring Retainer Screw Spring
SS 300-Series
Stainless Steel		 400-Series
Heat Treated
Stainless Steel		 300-Series
Stainless Steel		 P Passivated and/or
Tested per
ASTM A 967		 Passivated and/or
Tested per
ASTM A 967		 Passivated and/or
Tested per
ASTM A 967

Installation

  1. Prepare countersink and hole in sheet as shown.
  2. Insert fastener in recessed anvil, locate sheet hole over captive screw shank and center punch over screw thread.
  3. Squeeze the fastener between concentric and parallel anvil and punch. Flare the retainer shank into the sheet countersink using light pressure. Punch flare angle should match the sheet hole countersink angle. Anvil and punch should be made from hardened tool steel or may be ordered using the PENCOM part numbers shown in the tables below.
Anvil and Punch Dimensions
Thread
Code		 Anvil Punch
A
±.002		 C
±.002		 Part
Number		 D
+.003
-.000		 Part
Number
440 .345 .358 TL1314 .123 TL1567
632 .345 .390 TL1315 .143 TL1568
832 .435 .421 TL1316 .169 TL1569
1032 .435 .452 TL1317 .202 TL1570
2520 .555 .514 TL1318 .255 TL1571

Drives

DriveDescription
PHCross Recess
SLSlotted