Don-Jo 3323 Surface Overhead Stop for 36" Door, Heavy-Duty Satin Stainless Steel

Don-Jo 3323 Surface Overhead Stop for 36" Door, Heavy-Duty Satin Stainless Steel

The Don-Jo 3323 is a heavy-duty surface overhead stop engineered for 36" door applications, accommodating door frame openings from 32" to 35-15/16". Constructed from stainless steel with a 630 Satin Stainless finish, this non-handed, single-acting stop is suitable for both exterior and interior doors in commercial settings. UL listed for up to 90 minutes on wood fire doors and up to 3 hours on metal fire doors, the 3323 delivers reliable, code-compliant door control with a standard installation range of 85 to 110 degrees of opening.

Key Features

• Door Frame Opening Compatibility: Designed for frame openings from 32" to 35-15/16", making it ideal for standard 36" commercial door applications.
• Non-Handed Design: Universal, non-handed configuration simplifies installation and reduces inventory requirements for commercial projects.
• Single-Acting Operation: Single-acting surface stop provides controlled, consistent door hold-open performance.
• Heavy-Duty Stainless Steel Construction: Manufactured from stainless steel for exceptional corrosion resistance and long-term durability in interior and exterior applications.
• Fire-Rated Performance: UL listed for up to 90 minutes on wood fire doors and up to 3 hours on metal fire doors, supporting fire-rated door assemblies.
• Wide Installation Range: Standard installation accommodates 85 to 110 degrees of door opening for flexible positioning in varied architectural conditions.
• Interior and Exterior Suitability: Engineered for use on both exterior and interior doors, providing versatile application across commercial building types.
• Satin Stainless Finish (630): 630 Satin Stainless finish offers a professional aesthetic and enhanced resistance to tarnish and wear.

Certifications & Compliance

• UL Listed — Up to 90 minutes on wood fire doors
• UL Listed — Up to 3 hours on metal fire doors
• ANSI: AI56.3 C02541

Technical Specifications

• Product Group: Door Controls
• Subcategory: Door Stops & Holders
• Product Subgroup: Overhead Stops and Holders
• Product Type: Door Stops - Surface Stops
• Commercial/Residential: Commercial
• Frame Opening Size: 32" – 35-15/16"
• Product Category: Door Controls
• Department: Door Hardware

Typical Applications

• Commercial Office Buildings
• Educational Facilities
• Healthcare Institutions
• Retail Establishments
• Industrial and Warehouse Facilities
• Government and Municipal Buildings
• Multi-Tenant Residential and Mixed-Use Properties

Why Don-Jo 3323?

Don-Jo surface overhead stop products deliver professional-grade reliability through heavy-duty stainless steel construction and a 630 Satin Stainless finish rated for both interior and exterior exposure. The 3323 meets ANSI AI56.3 C02541 standards and carries UL listings for fire-rated door assemblies up to 3 hours on metal fire doors, making it a dependable choice for demanding commercial door control applications.