CR4550 / CR4560 – Double-Lipped Strike with Rescue Stop
Double-lipped strike with integrated half-moon rotating stop for center-hung cylindrical latch applications providing emergency access with built-in hold back function.
Key Features
- 0.074" Stainless Steel Construction
- Rotating Half-Moon Stop
- Built-In Hold Back Function
- Automatic Return Mechanism
Additional Information
Compatible with ABH pivot sets 0327, 0127, 0128 or 0370. Ideal for patient bathroom doors.
Technical Specifications
| Material | 0.074" stainless steel |
| Finishes | US3, US4, US9, US10, US10B, US32, US32D, S4/BSPC, S8/WSPC |
| Plate Dimensions | Width 6-3/8" x Height 2-3/4" (CR4550) / Width 7-3/8" x Height 2-3/4" (CR4560) |
| Frame Sizes | 5-3/4" jamb leg spacing (CR4550) / 6-3/4" jamb leg spacing (CR4560) |
| Door Configuration | 1-3/4" thick, center-hung doors |
| Application | Healthcare patient bathroom doors requiring emergency access |
| Operation | Rotating half-moon stop with automatic return to projected position |
| Lock Compatibility | Standard cylindrical latch prep |
| Fasteners | 8-32 x 3/8" undercut machine screws (included) |
Available Options
- SEC – Security Fasteners provided for all exposed screws
CR4570 / CR4580 – Double-Lipped Strike with Rescue Stop
Double-lipped strike with integrated half-moon rotating stop for 1/8" inset cylindrical latch applications providing emergency access with built-in hold back function.
Key Features
- 0.074" Stainless Steel Construction
- Rotating Half-Moon Stop
- Built-In Hold Back Function
- Automatic Return Mechanism
- 1/8" Inset - 5-3/4" / 6-3/4" Jamb - Half Moon
Additional Information
Compatible with ABH pivot sets 0327, 0127, 0128 or 0370. Ideal for patient bathroom doors.
Technical Specifications
| Material | 0.074" stainless steel |
| Fasteners | 8-32 x 3/8" undercut machine screws (included) |
| Door Configuration | 1-3/4" thick, 1/8" inset doors |
| Application | Healthcare patient bathroom doors requiring emergency access |
| Operation | Rotating half-moon stop with automatic return to projected position |
| Plate Dimensions | 6-3/8" W x 2-3/4" H (DS4570) / 7-3/8" W x 2-3/4" H (DS4580) |
| Lock Compatibility | Standard cylindrical latch prep |
| Frame Sizes | 5-3/4" jamb leg spacing (DS4570) / 6-3/4" jamb leg spacing (DS4580) |
Available Options
- SEC – Security Fasteners provided for all exposed screws
Documents & Spec Sheets
Cut Sheets
- CR4550 CR4560 Cut Sheet (PDF)
- CR4570 CR4580 Cut Sheet (PDF)
Product Selection Tools
- Cross Reference 2025 (PDF)
Forms
Models
- CR4550 – Cylindrical Latch, Half-Moon Style / .074" Thick Stainless Steel (Strike) / 5¾" x 2¾" Center-Hung
- CR4560 – Cylindrical Latch, Half-Moon Style / .074" Thick Stainless Steel (Strike) / 6¾" x 2¾" Center-Hung
- CR4570 – Double-Lipped / .074" Thick Stainless Steel / 5¾" x 2¾" w / ⅛" Inset
- CR4580 – Double-Lipped / .074" Thick Stainless Steel / 6¾" x 2¾" w / ⅛" Inset
Pricing per ABH Price List No. 15. Contact us for custom sizes and options.