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The DDSS001-ANSI-2 is a UL Listed full mortise ball bearing door hinge for commercial fire and smoke door openings. Its five-knuckle construction and two ball bearings support smooth, stable movement while reducing friction during repeated operation. The hinge meets ANSI/BHMA A156.1 Grade 2 performance requirements with 1,500,000 operating cycles and is UL 10C fire rated for up to 3 hours under File No. R38013. Multiple stainless steel grades, architectural finishes, sizes and pin configurations are available for project specification and bulk procurement.
· ANSI/BHMA A156.1 Grade 2 performance with 1,500,000 operating cycles.
· UL 10C fire rated for up to 3 hours under UL File No. R38013.
· Two ball bearings promote smooth movement on frequently operated commercial doors.
· Five-knuckle, square-corner, full mortise construction for commercial door preparation.
· Non-handed design for compatible left-hand and right-hand door openings.
· SUS201, SUS304 and SUS316 stainless steel material options.
· SSS, PSS, AB, AC and PVD architectural finish options.
· Non-removable pin, removable pin and security-stud configurations available.
· Supplied with stainless steel screws for installation.
|
Specification |
Available Configuration |
|---|---|
|
Model |
DDSS001-ANSI-2 |
|
Hinge Type |
Full mortise butt hinge |
|
Construction |
Five knuckles; square corners; non-handed |
|
Bearing Construction |
Two ball bearings |
|
Material Options |
SUS201, SUS304 and SUS316 stainless steel |
|
Finish Options |
SSS, PSS, AB, AC and PVD |
|
Pin Options |
Non-removable pin (NRP), removable pin (RP), security stud (SS) |
|
Fasteners |
Stainless steel screws supplied |
|
Standard |
ANSI/BHMA A156.1 Grade 2 |
|
Durability |
1,500,000 operating cycles |
|
Fire Rating |
UL 10C fire rated for up to 3 hours |
|
UL File Number |
R38013 |
|
Door Types |
Compatible hollow metal, steel and commercial wooden doors |
|
Hinge Size (H × W) |
Leaf Thickness |
Catalog Door Category |
|---|---|---|
|
4.5 x 4 in |
3.4 mm |
Standard, fire and smoke doors |
|
4.5 x 4.5 in |
3.4 mm |
Standard, fire and smoke doors |
|
5 x 3.5 in |
3.7 mm |
Standard, fire and smoke doors |
|
5 x 4 in |
3.7 mm |
Standard, fire and smoke doors |
|
5 x 4.5 in |
3.7 mm |
Standard, fire and smoke doors |
|
5 x 5 in |
3.7 mm |
Standard, fire and smoke doors |
Available sizes include 4.5-inch and 5-inch full mortise hinge options with 3.4 mm or 3.7 mm leaf thickness. Select the complete hinge size - not height alone - according to the door dimensions, weight, construction, usage frequency and project specification. For fire-rated openings, the hinge, fasteners, door and frame must form part of the approved fire-door assembly.
DDSS001-ANSI-2 is available in SUS201, SUS304 and SUS316 stainless steel for different project environments, corrosion-resistance requirements and budgets. Finish options include satin stainless steel (SSS), polished stainless steel (PSS), antique bronze (AB), antique copper (AC) and PVD finishes. Specify the required stainless steel grade, finish code and installation environment when requesting pricing or samples.
This ANSI Grade 2 full mortise hinge is suitable for compatible hollow metal, steel and commercial wooden doors in schools, hotels, offices, apartment buildings, public facilities and fire-rated corridors or stairwells. Final hinge selection should follow the project door schedule, opening conditions and applicable fire-door requirements.
The DDSS001-ANSI-2 commercial door hinge meets ANSI/BHMA A156.1 Grade 2 performance requirements and has completed 1,500,000 operating cycles. It is UL 10C fire rated for up to 3 hours under UL File No. R38013, providing documented performance for commercial fire-door projects that require traceable hinge certification.
· Door and frame material, door height, width and approximate weight
· Required hinge height, width, leaf thickness and quantity per door
· Required stainless steel grade and architectural finish
· Required pin configuration: NRP, RP or security stud
· Fire-rating, certification, packaging and destination-market requirements
· Order quantity and any OEM, private-label or documentation needs
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Main Product:
door hinges ,
door locks,
panic exit device,
door closers,
door handles,
door hardware
