Aluminum Mortise Closer Hinge
Waterson Self-Closing Aluminum hinges are ideal for concealed, interior and half doors of all kinds, as well as providing a suitable closing force for wood and lightweight metal doors under 75 kg (160 lbs). They are very easy to install, adjust and maintain. Made from extrusion aluminum, this hinge looks great in any indoor environment and is a great cost-saving solution.

- Non-Fire Rated
- Soft Close Spring Hinge
- Residential Applications
- Good to the Eye
- Easy Installation
- UL Certified Mechanical Structure
- Overcome Air Pressure Problem in Confined Space
- Replacement for the Traditional Door Closer
With Waterson Hinge, Life is Even Easier!

- Keep kitchen odor away
- Hygiene controlled

- Cover up all the mess
- Looks neat

- Guard home security
- Privacy kept

- Property guarded
- Expensive belongings guarded
W41M – US Standard
Aluminum Mortise Hinge
Model | Full Name |
Door Thickness |
---|---|---|
W41M-400 4*4” (H*W) |
Self-closing- Aluminum Mortise hinge-4*4” |
35~45 mm |
W41M-450 4.5*4.5” (H*W) |
Self-closing- Aluminum Mortise hinge-4.5*4.5” |
40~50 mm |

Configuration
W41M – US STANDARD
Door Size | Product SKU Full mortise 4.5*4.5 |
FEATURES Door Range ≤ 120° |
Closing Type
Mechanical Only – M |
Hinge Qty
Hinge Type |
Finish | ||
---|---|---|---|---|---|---|---|
Self-closing | Fluid Motion | 90°Hold-open | |||||
1-3/4″ < 6’-0 x 4′-0 ≤ 150 lbs |
W41M-450-B2 | ● | ● | H | 2 hinges/door (SA.HS) | US28-628- Anodized ClearUS19-617- Flat Black Coated |
|
W41M-450-D2 | ● | ● | ● | H | 2 hinges/door (SB.HS) | ||
1-3/4″ < 7’-0 x 4′-0 ≤ 200 lbs |
W41M-450-A3 | ● | M | 3 hinges/door (SA.SA.SA1) | |||
W41M-450-B3 | ● | ● | H | 3 hinges/door (SA.SA1.HS) | |||
W41M-450-C3 | ● | ● | M | 3 hinges/door (SA.SB.SA1) | |||
W41M-450-D3 | ● | ● | ● | H | 3 hinges/door (SA.SB.HS) |
1. We provide additional door stop ( at 90°) features for all models. Email: [email protected] to request a quotation
2. Click here to learn more about closing types, or watch video
3. Click here to learn more about Waterson hinge types (SA,SA1,SB,…)
Door Size | Product SKU Full mortise 4.5*4.5 |
FEATURES Door Range ≤ 120° |
Closing Type
Mechanical Only – M |
Hinge Qty
Hinge Type |
Finish | ||
---|---|---|---|---|---|---|---|
Self-closing | Fluid Motion | 90°Hold-open | |||||
1-3/8″ < 6’-0 x 4′-0 ≤ 150 lbs |
W41M-400-B2 | ● | ● | H | 2 hinges/door (SA.HS) | US28-628- Anodized ClearUS19-617- Flat Black Coated |
|
W41M-400-D2 | ● | ● | ● | H | 2 hinges/door (SB.HS) | ||
1-3/8″ < 7’-0 x 4′-0 ≤ 200 lbs |
W41M-400-A3 | ● | M | 3 hinges/door (SA.SA.SA1) | |||
W41M-400-B3 | ● | ● | H | 3 hinges/door (SA.SA1.HS) | |||
W41M-400-C3 | ● | ● | M | 3 hinges/door (SA.SB.SA1) | |||
W41M-400-D3 | ● | ● | ● | H | 3 hinges/door (SA.SB.HS) |
1. We provide additional door stop ( at 90°) features for all models. Email: [email protected] to request a quotation
2. Click here to learn more about closing types, or watch video
3. Click here to learn more about Waterson hinge types (SA,SA1,SB,…)