PennEngineering® Large knob, spring-loaded Types PF11 and PF12 - Metric PF12-M4-1-BL

Description
Shoulder on retainer provides positive stop during installation. Available in self-clinching, flaring, or floating mounting styles. Available with knurled or un-knurled metal cap, black metal cap, or a custom color plastic cap.
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Description
Shoulder on retainer provides positive stop during installation. Available in self-clinching, flaring, or floating mounting styles. Available with knurled or un-knurled metal cap, black metal cap, or a custom color plastic cap.
Request a Quote
Datasheet
Datasheet Summary
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The PF12 captive panel screw is a spring-loaded, large-knob fastener designed for attaching thin metal panels with repeated access needs. It installs into standardized holes in aluminum or cold-rolled steel sheets and features a retained screw head to prevent loss. Performance data for the M4 thread size shows an installation force of 13.3 kN in aluminum and 20 kN in cold-rolled steel, with a retainer pushout force of 445 N and 710 N, respectively. The part is available in black finish and complies with the PEM® captive panel screw series specifications.

Datasheet Summary
Powered by GS/AI

The PF12 captive panel screw is a spring-loaded, large-knob fastener designed for attaching thin metal panels with repeated access needs. It installs into standardized holes in aluminum or cold-rolled steel sheets and features a retained screw head to prevent loss. Performance data for the M4 thread size shows an installation force of 13.3 kN in aluminum and 20 kN in cold-rolled steel, with a retainer pushout force of 445 N and 710 N, respectively. The part is available in black finish and complies with the PEM® captive panel screw series specifications.

Suppliers

Company
Product
Description
Supplier Links
Large knob, spring-loaded Types PF11 and PF12 - Metric - PF12-M4-1-BL - PennEngineering®
Danboro, PA, United States
Large knob, spring-loaded Types PF11 and PF12 - Metric
PF12-M4-1-BL
Large knob, spring-loaded Types PF11 and PF12 - Metric PF12-M4-1-BL
Shoulder on retainer provides positive stop during installation. Available in self-clinching, flaring, or floating mounting styles. Available with knurled or un-knurled metal cap, black metal cap, or a custom color plastic cap.
  • Shoulder on retainer provides positive stop during installation.
  • Available in self-clinching, flaring, or floating mounting styles.
  • Available with knurled or un-knurled metal cap, black metal cap, or a custom color plastic cap.
Supplier's Site Datasheet

Technical Specifications

  PennEngineering®
Product Category Captive Fasteners
Product Number PF12-M4-1-BL
Product Name Large knob, spring-loaded Types PF11 and PF12 - Metric
Captive Fastener Class / Type Captive Screws
Unified Thread Notation Unified
Metric Thread Notation Metric
Hole Size 0.3118 inch (7.92 mm)
Head Type Other; knob
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