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  • Compensates for mating hole misalignment.
  • Installs into any panel hardness.
NOTE: Mating washers for PF11MW / PF12MW panel fasteners are not shown in 3D drawings.
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Large knob, spring-loaded –Types PF11MW and PF12MW Metric only

Large Knob, Spring-loaded - Types PF11MW and PF12MW - Metric
Large knob, spring-loaded –Types PF11MW and PF12MW Metric only

Large Knob, Spring-loaded - Types PF11MW and PF12MW - Metric
Large knob, spring-loaded –Types PF11MW and PF12MW Metric only

Large Knob, Spring-loaded - Types PF11MW and PF12MW - Metric
Large knob, spring-loaded –Types PF11MW and PF12MW Metric only

Large Knob, Spring-loaded - Types PF11MW and PF12MW - Metric
Large knob, spring-loaded –Types PF11MW and PF12MW Metric only

Large Knob, Spring-loaded - Types PF11MW and PF12MW - Metric
Thread Size x Pitch N/A M3 x 0.5 N/A M3 x 0.5 N/A M3.5 x 0.6 N/A M3.5 x 0.6 N/A M4 x 0.7
Type N/A Knurled Cap - PF11MW
Thread Code N/A M3 N/A M3 N/A M3.5 N/A M3.5 N/A M4
Shank Code1 N/A 1
Screw Length Code N/A 1
A Max. Sheet Thickness
N/A 1.60 mm a1103.jpg
B Min. N/A 2.82 mm N/A 2.82 mm N/A 2.92 mm N/A 2.92 mm N/A 3.07 mm
D Hole Size in Sheet + 0.08 - 0.03 N/A 6.35 mm N/A 6.35 mm N/A 7.19 mm N/A 7.19 mm N/A 8.79 mm
E ± 0.25 N/A 10.59 mm N/A 10.59 mm N/A 11.43 mm N/A 11.43 mm N/A 13.06 mm
G Nom. N/A 5.84 mm N/A 5.84 mm N/A 7.37 mm N/A 7.37 mm N/A 7.37 mm
H Min. N/A 9.52 mm N/A 9.52 mm N/A 10.49 mm N/A 10.49 mm N/A 11.91 mm
L1 Nom. N/A 3.48 mm N/A 3.48 mm N/A 3.78 mm N/A 3.78 mm N/A 3.99 mm
L2 Max. N/A 3.23 mm N/A 3.23 mm N/A 3.23 mm N/A 3.23 mm N/A 3.56 mm
T1 Nom. N/A 7.87 mm N/A 7.87 mm N/A 11.43 mm N/A 11.43 mm N/A 11.43 mm
T2 Nom. N/A 11.43 mm N/A 11.43 mm N/A 16.26 mm N/A 16.26 mm N/A 16.26 mm
Driver Size N/A Slotted/#1 Phillips a1104.jpg N/A Slotted/#1 Phillips a1104.jpg N/A Slotted/#2 Phillips a1104.jpg N/A Slotted/#2 Phillips a1104.jpg N/A Slotted/#2 Phillips a1104.jpg
Min. Float N/A 1.85 mm N/A 1.85 mm N/A 1.93 mm N/A 1.93 mm N/A 1.93 mm
W Nom. N/A 7.92 mm N/A 7.92 mm N/A 8.74 mm N/A 8.74 mm N/A 10.34 mm
Thread Specification2 N/A ANSI/ASME B1.13M, 6g
Material Knob N/A Aluminum
Material Retainer N/A Aluminum
Material Screw N/A Heat-Treated Carbon Steel
Material Spring N/A 300 Series Stainless Steel
Material Washer N/A 300 Series Stainless Steel
Finish Knob N/A Natural Finish
Finish Retainer N/A Natural finish
Finish Screw N/A Zinc plated per ASTM B633, SC1 (5µm), Type III, colorless
Finish Spring N/A Natural Finish
Optional Finish3 N/A
CAD View N/A Unfastened N/A Fastened N/A Unfastened N/A Fastened N/A Unfastened
CAD Supplier N/A PennEngineering® (PEM®)
  • 1 Other shank and screw lengths available.
  • 2 As with all external plated threads, Class 2A/6g, the maximum major and pitch, after plating, may equal basic sizes and be gauged to Class 3A/4h, per ANSI B1.1, Section 8, Table 3A and ANSI B1.13M, Section 8, Paragraph 8.2
  • 3 “BL” suffix will be added to part number to designate DuraBlack™ finish.