PF11-440-2
Large knob, spring-loaded – Types PF11 and PF12 - Unified
This large knob features a shoulder on retainer for a secure installation, with options for self-clinching, flaring, or floating mounting styles. Available with a knurled or un-knurled metal cap, black metal cap, or a custom color plastic cap, it offers versatility in design. The spring-loaded mechanism ensures reliable performance, making it ideal for various applications. Its unified thread size of 4-40 and slotted/#1 Phillips drive type further enhance its functionality. Compliant with RoHS regulations, this knob is a durable and environmentally friendly choice. For a visual demonstration of its features, view the animation linked above.
| Product Category: | |
| Manufacturer: | Penn Engineering |
| Manufacturer Part Number: | Penn Engineering PF11-440-2 |
| Thread Size: | 4-40 |
| Drive Type: | Slotted/#1 Phillips |
| Animation: | View Animation |
| SKU: | PEMPF11-440-2 |
| Finish Knob: | Natural Finish |
| Finish Retainer: | Bright nickel over copper flash per ASTM B689 |
| Finish Screw: | Passivated and/or tested per ASTM A380 |
| Finish Spring: | Natural Finish |
| For Use in Sheet Hardness: | HRB 80 or Less (Hardness Rockwell “B” Scale) / HB 150 or Less (Hardness Brinell) |
| Material Knob: | Aluminum |
| Material Retainer: | Heat-Treated Carbon Steel |
| Material Screw: | 400 Series Stainless Steel |
| Material Spring: | 300 Series Stainless Steel |
| Min. Sheet Thickness: | .036 in |
| Screw Length Code: | 2 |
| Standard Finish: | Knob - Natural Finish Retainer - Bright nickel over copper flash per ASTM B689 Screw - Passivated and/or tested per ASTM A380 Spring - Natural Finish |
| Thread Code: | 440 |
| Type: | Knurled Cap - PF11 |
| A (Shank) Max.: | .036 in |
| C Max.: | .218 in |
| E ± .010: | .417 in |
| G ± .025: | .290 in |
| Hole Size in Sheet + 0.003 - 0.000: | .219 in |
| Min. Dist. Hole C/L to Edge: | .28 in |
| P ± .025: | .120 in |
| T1 Nom.: | .310 in |
| T2 Nom.: | .450 in |
Environmental Initiative Details
| Environmental Initiative: | RoHS |
|---|---|
| Compliant: | Unknown |
| Date of this Information: | Unknown |
| Notes: |
