National Mfg N178-376 Push Button Key Latch Satin Black

Product Description

The NATIONAL MFG/SPECTRUM BRANDS HHI N178-376 is a satin black push button key latch designed for wood or metal screen and storm doors. The unit features a one-piece shaft that delivers firm, consistent push button action on every cycle. It ships as a key-operated locking assembly with 2 keys included. The inside latch incorporates a double lock deadbolt mechanism for enhanced security, and the design includes an anti-lockout feature to prevent accidental lockouts. Installation requires pan machine screws sized 8-32 x 2-3/8 inches, which are not included. This latch is suited for doors ranging from 1-1/4 inches to 2 inches thick with a 1-3/4 inch hole spacing.

This latch is intended for residential screen doors and storm doors constructed of wood or metal. It is a common replacement or new-installation hardware component in entry door applications where a keyed exterior latch with deadbolt-style interior security is required. The satin black finish suits standard and contemporary door hardware aesthetics. The package quantity is 3 units per package, making it practical for multi-door installations or contractor stocking.

Key Features

• Push button operation with one-piece shaft for firm, consistent action
• Key-operated exterior locking unit with 2 keys included
• Double lock deadbolt security on the inside latch
• Anti-lockout design prevents accidental door lockouts
• Fits doors 1-1/4 inches to 2 inches thick with 1-3/4 inch hole spacing
• Compatible with wood or metal screen and storm doors

Compatibility

Designed for wood or metal screen and storm doors with 1-3/4 inch hole spacing and door thickness between 1-1/4 inches and 2 inches. Requires pan machine screws 8-32 x 2-3/8 inches for installation, sold separately.

Installation Notes

Installation is typically performed by a general contractor, handyman, or knowledgeable DIYer. Ensure the door is fully closed and stable before drilling or mounting hardware. Verify hole spacing and door thickness match the specified requirements before beginning installation. Pan machine screws 8-32 x 2-3/8 inches are required but not included with this unit.