NSC Series manual sliding door closers are the ideal choice for commercial and domestic sliding pedestrian doors.

A very high quality product and ultra-reliable, sliding doors self close with controlled motion. Working continuously for many years and employed in all types of applications.

Utilising a simple closing mechanism, NSC Series offer numerous installation options for single, double or telescopic door applications. A wide range of models are available for wood, steel and aluminum fittings.

Designed specifically to meet the highest demands in world-wide safety.

NSC Series manual sliding door close incorporating a Return spring and Fluid reduction gear. Once opened by hand, NSC Series return the door, smoothly and gently, with a soft braking at the final closed position. NSC Series is a high quality, manual sliding door closer solution for easy open and close operation, offering a wide range of models and with a host of benefits.

> High quality and reliable sliding door solution
> Safe & long term operation guaranteed
> Wide variety of models
> Quick installation and set up
> Light door opening force
> Smooth & controlled closing
> Braking point and force adjustment
> Hold Open option

Design – Its compact size and functional design will allow any sliding door to become self closing. Designed for door panels of either single, bi-parting and telescopic configuration.

Safe – Since opening resistance is very low, the sliding door can be easily be opened by all, including the elderly, small children and people of limited mobility.

Silent – We achieve near silent and smooth motion thanks to reinforced resin rollers and our aluminium rail which eliminates excessive noise.

Quality – Highly reliable, using only quality parts, NSC Series sliding door closer can adapt varied door widths and weight capacities with many models available.

Installation – With all parts installed directly from the front, any component can be moved during or after installation. Parts can also be added or replaced with ease, greatly reducing time spent at site. Adjustment can be achieved simply making NITTO sliding door closers quick to install and setup.

Braking – Braking is achieved thanks to our unique fluid reduction gear mechanism. By simply moving the rack along the rail to the desired point, adjustment of the breaking position can be achieved. An end stopper is also provided as standard.

Hold Open – The door can also be held in the open position by the addition of a ‘hold open bracket’ fixed to the rail. Once in the hold open position, by simply pulling the door, the closing cycle will begin.

Handing – Both left and right hand sliding door options are available. NSC model can be converted between left and right hand by simple adjustment using only one screw driver.

Delivery – NSC Series is available from Japan as a pre-assembled sliding door closer or as a component building KIT.

Suitability – Commercial Entrance or Main Door: For installation in Airports, Hotels, Hospitals, Shops and Stores, Liabries, Schools, Office Buildings and Factories and in the Home.

Introduction

NSC Series manual sliding door closers are the ideal choice for commercial and domestic sliding pedestrian doors. A very high quality product and ultra-reliable, sliding doors self close with controlled motion. Working continuously for many years and employed in all types of applications.

Ease of Installation

With all parts installed directly from the front, any component can be moved during or after installation. Parts can also be added or replaced with ease, greatly reducing time spent at site. Adjustment can be achieved simply making NITTO sliding door closers quick to install and setup.

NSC Series

Pull return spring
Control rack set
Stop device
Base rail
Hanger (A)
Control device (fluid reduction)
Hanger (B)
Door stopper plate
Hold open plate spring (option)
End stop

Total Door Control

The rotary parts of the door roller are designed to be independent of dust (or moisture), thus ensuring high corrosion resistance and long stability.
The control device consists of a controlling force centrifuge structure based on fluid friction resistance, thus ensuring high reliably.
The pull spring offers excellent performance and high durability to close the door with light force.
Tested to over 1 million open/close cycles.
Conversation to left or right handing opening by simple adjustment and easily installed with a screw driver.

Summary

1. Control Device
2. M5 x 12 Pan Head Screw

For Hanger

3. Hanger A
4. Hanger B
5. M8 x 25 Hexagon Head Bolt

For Door Retention

6. M8 x 30 Pan Head Screw

For Control Rack Set

7. Control Rack Set
8. M4 x 8Truss Screw
9. Plate Nut

For Stop Device

10. Plate Spring
11. M4 x 8 Truss Screw
12. Plate Nut
13. Stop Roller
14. M5 x 8 Pan Head Screw

For Door Stopper

15. Door Stopper Fitting
16. Door Stopper Fitting Plate
17. M5 x 8 Pan Head Screw

For Rail

18. Rail L=2200 (L=3300)
19. M5 x 16 Truss Screw
O5 x 30 Truss Tapping Screw

For Pull Spring

20. Pull Spring
21. Pull Spring Fitting
22. M4 x 5 Truss Screw
23. M3 x 8 Truss Screw

Options

24. Guide Roller
25. Height Adjusting Plate (t=1.0,0.5)

Suitability – Commercial Entrance or Main Door: For installation in Airports, Hotels, Hospitals, Shops and Stores, Liabries, Schools, Office Buildings and Factories and in the Home. Available also for Bathroom and other environments with high moisture.

Delivery – NSC Series is available from Japan as a pre-assembled sliding door closer or as a component building KIT. The following models within the NSC Series range are availalbe.

Applicable Door	Model	Door Weight (kg)	Door Width (mm)
Wooden Doors	NSC-CW23	10-30	700-1600
	NSC-CW36	30-60
	NSC-CW48	60-80
Lightweight Steel / Aluminium Doors	NSC-C23	10-30	700-1600
	NSC-C36	30-60
	NSC-C48	60-80
	NSC-C812	80-120
Heavy Steel / Aluminium Doors	NSC-C2525	150-250	1600-2500
Bathroom Doors - Lightweight Steel / Aluminium	NSC-B23	10-30	700-1600
	NSC-B36	30-60
	NSC-B48	60-80
All Models Available with 2200mm and 3100mm Single Rail
Double (Bi-Part) & Telescopic Opening Convertion Kits Available

Note: NSC Series = Horizontal Rail with return spring and fluid reduction gear (hold open optional).

NSC-CW23 – Lightweight Wooden Door

A standard set of parts required for horizontal wooden fittings types
(the product comes standard with guide rail, guide roller stop device and other small parts)
Coach screws allow the hanger to be attached directly to the door
An endless fluid friction resistance system ensures long life
Conversation to left or right handing opening by simple adjustment
Easily installed with a screw driver

Model		NSC-C23-22	NSC-C23-31
Applicable Door	Weight (kg)	10 -30
	Width (mm)	700 - 1200	1200 - 1600
Door Stroke (max)		1500mm
Closing Drive System		Spiral spring type
Breaking Control		Fluid friction resistance type
Closing Time		7-11 seconds (with a door opening distance of 900mm)
Initial open force (N)		3.5 - 4.6
Pull Spring		PS-02
Rail Length (m)		2.2	3.1
Durability		More than 1 million open/close operations