PennEngineering® Large knob, spring-loaded Types PF11 and PF12 - Unified PF12-440-2-BL-FAS

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 series consists of large knob, spring-loaded captive panel screws designed for secure attachment of thin metal panels with repeated access. These screws install into panels and retain the fastener through self-clinching, flare-mounting, or floating styles, eliminating loose hardware risks. They are available with a black metal cap and feature a spring-loaded mechanism for compression and alignment. Mounting styles support installations in various sheet materials and thicknesses, with positive stop mechanisms during installation.

Datasheet Summary
Powered by GS/AI

The PF12 series consists of large knob, spring-loaded captive panel screws designed for secure attachment of thin metal panels with repeated access. These screws install into panels and retain the fastener through self-clinching, flare-mounting, or floating styles, eliminating loose hardware risks. They are available with a black metal cap and feature a spring-loaded mechanism for compression and alignment. Mounting styles support installations in various sheet materials and thicknesses, with positive stop mechanisms during installation.

Suppliers

Company
Product
Description
Supplier Links
Large knob, spring-loaded Types PF11 and PF12 - Unified - PF12-440-2-BL-FAS - PennEngineering®
Danboro, PA, United States
Large knob, spring-loaded Types PF11 and PF12 - Unified
PF12-440-2-BL-FAS
Large knob, spring-loaded Types PF11 and PF12 - Unified PF12-440-2-BL-FAS
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 PF12-440-2-BL-FAS
Product Name Large knob, spring-loaded Types PF11 and PF12 - Unified
Captive Fastener Class / Type Captive Screws
Decimal Thread Diameter 0.1120 inch (2.84 mm)
Unified Thread Notation Unified
Shoulder Diameter 0.0360 inch (0.9144 mm)
Panel Thickness 0.0360 inch (0.9144 mm)
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2 suppliers