Hoppe 90-Degree Non-Keyed Profile Cylinder with Crescent Knob – 55.5mm Overall Length

SKU:

$167.90 - $213.23

$167.90

$167.90 - $213.23

$167.90

Type: Non-keyed 90-degree profile cylinder with crescent knob
Inside Distance: 1-13/16" (45.5mm)
Outside Distance: 3/8" (10mm)
Overall Length: 2-3/16" (55.5mm)
Door Thickness: For doors 1-3/4" (44.5mm) or thicker
Thumb turn position indicates locked/unlocked status at a glance
Can be converted to 360-degree cylinder
Typically used on inactive/passive doors
Some finishes feature Resista no-tarnish coating
Sold individually

Quantity

Not sure this is the right part?

Before you order, if you'd like confidence this is the right part for your job, please fill out our multipoint lock identifier form or call us at (816) 221-6543.

*We have a fully-staffed customer support team happy to help!

Product Details

Hoppe 90° Non-Keyed Cylinder with Crescent Knob (414510010)

This Hoppe 90-degree profile cylinder features a crescent knob design that provides a quick visual indication of your door's lock status. When you glance at the thumb turn, you can immediately tell whether the door is locked or unlocked, adding convenience and peace of mind to your daily routine.

Designed for use on inactive or passive doors, this non-keyed cylinder is ideal for secondary entry points where keyed access isn't required. The cylinder fits doors that are 1-3/4 inches (44.5mm) or thicker, making it compatible with most standard exterior door applications.

For added versatility, this 90-degree cylinder can be converted to a 360-degree cylinder if your needs change. Several finish options feature Hoppe's Resista no-tarnish coating for long-lasting appearance.

Technical Information

Inside Distance: 1-13/16 inches (45.5mm)
Outside Distance: 3/8 inches (10mm)
Overall Length: 2-3/16 inches (55.5mm)
Door Thickness Requirement: 1-3/4 inches (44.5mm) or thicker
Cylinder Type: Non-keyed, 90-degree rotation

Notes

Available finishes: Rustic Umber (F8709), Oil Rubbed Brass (F79), Brushed Chrome (Satin Nickel body with Brushed Chrome knob), Polished Brass (F77-R), Satin Nickel (F42-R)
Some colors may be special order with longer shipping times
Brushed Chrome version has a Satin Nickel body with Brushed Chrome knob

Installation Steps

Remove thumb turn
Insert auxiliary tool and pull down on release tab
Turn cam and insert into lock
Replace thumb turn

Priced and sold each.

Fill out our MPL form or call us to ensure accurate purchasing and correct fit.

Frequently Asked Questions

How do I know if my door is locked with this cylinder?

The 90-degree thumb turn design provides a visual indicator - you can tell at a glance whether the door is locked or unlocked based on the thumb turn position.

Can I convert this to a 360-degree cylinder?

Yes, this 90-degree cylinder can be converted to a 360-degree cylinder if your needs change.

What door thickness does this cylinder require?

This cylinder is designed for doors that are 1-3/4 inches (44.5mm) or thicker.

Shipping & Returns

At mplocks.com, we strive to provide fast, reliable, and fairly priced shipping. Below you'll find our standard shipping details, important notes, and packing practices.

Standard Shipping Rates

Shipping applies to the contiguous U.S. (orders to Alaska and Hawaii require a custom quote):

$11.95 – USPS First Class (5–10 business days)
$12.95 – USPS Priority Mail (3–6 business days)
$19.50 – UPS Ground (2–5 business days)

📦 Rates typically cover packages up to 4 lbs. Oversized or heavier items may incur additional charges.

Processing Times

Most orders ship within 2–5 business days of purchase.
If your order is delayed, we'll notify you promptly.

Important Notes on Shipping Costs

Certain items may have higher shipping costs due to weight or dimensions.
We reserve the right to adjust shipping fees. If this applies to your order, we'll contact you for approval before proceeding.
If you choose not to accept revised shipping charges, we may cancel your order at our discretion.

Backorders & Billing

All credit cards are charged within 72 hours of purchase.
This includes orders that contain backordered items.

Our Packing Standards

We take great care to ensure your order arrives safely and securely.

Whenever possible, we use recycled paper, cardboard, and eco-friendly packaging materials.
Many of our products are purchased in bulk and may not include retail packaging or barcodes. In these cases, items may be repackaged in secure, plain boxes.
Hardware ships in retail or contractor-grade packaging when available.
Every item is inspected prior to shipping, and additional packing is used if needed.