PennEngineering® Captive Panel Screw-Low Profile Knob, Spring-loaded - Unified PF62-440-1-BN

Description
Low-profile design satisfies many functional and cosmetic requirements. Type PF50 with convenient large head and Phillips recess for tool or finger operation. Available with six-lobe recess.
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Description
Low-profile design satisfies many functional and cosmetic requirements. Type PF50 with convenient large head and Phillips recess for tool or finger operation. Available with six-lobe recess.
Request a Quote
Datasheet
Datasheet Summary
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The PF62-440-1-BN is a low-profile, spring-loaded captive panel screw with a #4-40 thread, designed for installation into sheet materials up to 0.060 inch thick. It features a carbon steel knob and retainer with a Black Nitride finish (AMS2753, Section 3), a hardened carbon steel screw, and a 300 series stainless steel spring. The screw includes a knurled shank and a shoulder for positive installation stop, with an installed height of 0.520 inch and a driver hole diameter of 0.290 inch. It is rated for retainer pushout forces up to 300 lbs in cold-rolled steel and 2,400 lbs installation force in aluminum. The part is compliant with ASME B1.1 and ASME B1.13M standards.

Datasheet Summary
Powered by GS/AI

The PF62-440-1-BN is a low-profile, spring-loaded captive panel screw with a #4-40 thread, designed for installation into sheet materials up to 0.060 inch thick. It features a carbon steel knob and retainer with a Black Nitride finish (AMS2753, Section 3), a hardened carbon steel screw, and a 300 series stainless steel spring. The screw includes a knurled shank and a shoulder for positive installation stop, with an installed height of 0.520 inch and a driver hole diameter of 0.290 inch. It is rated for retainer pushout forces up to 300 lbs in cold-rolled steel and 2,400 lbs installation force in aluminum. The part is compliant with ASME B1.1 and ASME B1.13M standards.

Suppliers

Company
Product
Description
Supplier Links
Captive Panel Screw-Low Profile Knob, Spring-loaded - Unified - PF62-440-1-BN - PennEngineering®
Danboro, PA, United States
Captive Panel Screw-Low Profile Knob, Spring-loaded - Unified
PF62-440-1-BN
Captive Panel Screw-Low Profile Knob, Spring-loaded - Unified PF62-440-1-BN
Low-profile design satisfies many functional and cosmetic requirements. Type PF50 with convenient large head and Phillips recess for tool or finger operation. Available with six-lobe recess.
  • Low-profile design satisfies many functional and cosmetic requirements.
  • Type PF50 with convenient large head and Phillips recess for tool or finger operation.
  • Available with six-lobe recess.
Supplier's Site Datasheet

Technical Specifications

  PennEngineering®
Product Category Captive Fasteners
Product Number PF62-440-1-BN
Product Name Captive Panel Screw-Low Profile Knob, Spring-loaded - Unified
Captive Fastener Class / Type Captive Screws
Decimal Thread Diameter 0.1120 inch (2.84 mm)
Unified Thread Notation Unified
Shoulder Diameter 0.0580 inch (1.47 mm)
Panel Thickness 0.0600 inch (1.52 mm)
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