How to Find High Quality Nylon Cable Gland?

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Are you looking for nylon cable gland but don’t know how to select the high quality one?

However, the things will become easier if you notice follwing points.

Choosing the Right nylon cable gland

It can be found users in different industries are certain differences in the basic requirements of nylon cable gland for business.

There are various types of them in the market to meet any requirements.

Thus, you need to familiar with it and choose the most suitable one.

The following are common types:

Standard Type:

Extremely easy installation, simply insert cable through the assembled gland and tighten gland locknut until cable is secured.

Long Thread Type:

Specially designed to lengthen thread length,suitable for thick board

Multi Hole Type:

Used for 2 or above 2 cable, to make sure each wire to get the best waterproof insulation and not intertwined.

90 degree Type:

It have a right angle shape to guide a bend-sensitive cable and provide strain relief

Spiral Type:

It featuring a flexible section to withstand the rigors of continuous flexing and bending.

Moreover, Explosion-proof type, Breathable type etc.

Although, the types of NCG are not as much as metal cable gland now.

Never mind, as constant updates, more categories will emerge.



They are assembled from several standard parts.


  1. Lock Nut
  2. Washer
  3. Body
  4. Seal
  5. Claw
  6. Sealing Nut

Usually, the lock nut, body, claw and sealing nut are made of Nylon.

The rest of the washer and seal are made of NBR or EPDM rubber.


There is no doubt that the materials plays a crucial role in determing the quality.

One of the most important indicators is the flammability of Nylon.

UL 94 (Underwriters Laboratories test standard UL 94)

is one of the most widely used flammability tests for determining relative flammability.

UL 94 V-2 is the normal requirement for NCG.

Your higher requirement is achievable, in return, you have to pay higher prices.


Orientation of Test Sample


Time of Burn Allowed

Particle Drop Allowed

plaque Holes



UL 94 HB


Slow Burning

Burning rate of less than 76mm/min for a specimen less than 3mm thick and burning stops before 100mm

UL 94 V-2


Burning Stops

30 seconds




UL 94 V-1


Burning Stops

30 seconds




UL 94 V-0


Burning Stops

10 seconds




UL 94 5VB


Burning Stops

60 seconds




UL 94 5VA


Burning Stops

60 seconds





Find a Prefect Manufacturer

You will get twice the result with half the effort when you have a good partner.

Remember to choose a real manufacturer of nylon cable gland not a trader or a agency.

It means you can get lower prices and lead times shorter.

Good News

You have a lot of factory options.

Bad News

How do you choose the best partner for you among all kinds of nylon cable gland manufacturers?

Consider the capability of the manufacturers

The supply ability is most important.                                                  When you visist or watch the video of the facorys workshop remind to notice the numbers of machine, it will tells the supply capacity.

Meanwhile, the cleanliness of the office area and professional sales also reflects the strength of the company.


Some of the famous standards should be complied by NCG manufacturers

CE certificate

The CE mark indicates that the product may be sold freely in any part of the European Economic Area.

ROHS certificate

It restricting the use of hazardous substances in electrical and electronic equipment to protect the environment and public health.


ISO quality management system certificate

It helps ensure that customers get consistent, good-quality products and services.


IP68 waterproof certificate

IP, or Ingress Protection, is a universally accepted measurement of varying degrees for dust and liquid resistance.

UL approved Nylon materials

the Standard for Safety of Flammability of Plastic Materials for Parts in Devices and Appliances testing.

Consider the compatibility between you and factory

In the process of choosing NCG manufacturers, do not blindly adhere to the large manufacturers.

Large manufacturers tend to reply on large customers for service.                                                  It is often difficult for small customers to get benefit from them.

Such as you fail to meet their MOQ .


Consider manufacturers product category scope

If you don’t want to be a lab rats for a factory trying out a new product type for the first time.

Better to find a factory who is specialized in just cable gland or NCG area.

Oppositely, factory with multiple product categories will resemble a shopping mall.

You can purchase what you want all at once, like buy  cable gland when you buy the cables.

The balance of save time or cost, its up to you.



The NCG is an important component of electrical installations.

It will protect electrical components against mechanical and environmental forces.

It will safeguard your electrical project with commercial grade strain relief.

Do you think you are ready to find the best one?

Is so, thank you for reading and good luck for you.

If any questions related to nylon cable gland, please feel free to contact us!

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