Unified Large Knob PF11MF & PF12MF, Spring-Loaded
Unified Large Knob PF11MF & PF12MF, Spring-Loaded
SKU:PEM-407255
Precision-engineered spring-loaded large knobs for close centerline-to-edge applications. Easy installation, optimal performance, and ANSI B1.1, 2A compliant.
Regular price
$12.99
Regular price
Sale price
$12.99
Unit price
per
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The Unified Large Knob PF11MF and PF12MF are precision-engineered fasteners suitable for close centerline-to-edge applications. With a smooth cap design, these spring-loaded knobs require minimal installation force and can be seamlessly installed into panels of varying hardness. Featuring aluminum knob and retainer, heat-treated carbon steel screw, and 300 series stainless steel spring, these knobs meet high-quality material standards. The natural finishes and optional black anodize add corrosion resistance and aesthetic appeal. Compliant with ANSI B1.1, 2A thread specification, these knobs offer consistent performance and reliability.

Product Specifications
Specifications A Max
.041 in
Specifications Cad Supplier
PennEngineering® (PEM®)
Specifications Cad View
Unfastened
Specifications C Max
.186 in
Specifications Driver Size
Slotted/#1; Phillips
Specifications E 010
.417 in
Specifications Finish Knob
Natural Finish
Specifications Finish Retainer
Natural finish
Specifications Finish Screw
Zinc plated per ASTM B633, SC1 (5µm), Type III, colorless
Specifications Finish Spring
Natural Finish
Specifications G 025
.170 in
Specifications Hole Size In Sheet 0005 0000
.187 in
Specifications Material Knob
Aluminum
Specifications Material Retainer
Aluminum
Specifications Material Screw
Heat-Treated Carbon Steel
Specifications Material Spring
300 Series Stainless Steel
Specifications Min Sheet Thickness
.031 in
Specifications Optional Finish
Knob (aluminum) â Black AnodizeScrew (steel and stainless) â Black Nitride
Specifications P 025
.000 in
Specifications Screw Length Code
0
Specifications T1 Nom
.310 in
Specifications T2 Nom
.450 in
Specifications Thread Code
440
Specifications Thread Size
.112-40 (#4;-40)
Specifications Thread Specification
ANSI B1.1, 2A
Specifications Type
Smooth Cap - PF12MF