1/4 in NPT Grey Liquid Tight Threaded Vent Plug - 16.8mm Length | Nylon

Product code: VENT115
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1/4 in NPT Grey Liquid Tight Threaded Vent Plug - 16.8mm Length | Nylon
1/4 in NPT Grey Liquid Tight Threaded Vent Plug - 16.8mm Length | Nylon
1/4 in NPT Grey Liquid Tight Threaded Vent Plug - 16.8mm Length | Nylon
1/4 in NPT Grey Liquid Tight Threaded Vent Plug - 16.8mm Length | Nylon
1/4 in NPT Grey Liquid Tight Threaded Vent Plug - 16.8mm Length | Nylon
1/4 in NPT Grey Liquid Tight Threaded Vent Plug - 16.8mm Length | Nylon
Quantity
Unit Price
(ex. VAT)
Unit Price
(inc. VAT)
1 - 249 £2.53 £3.04
250 - 499 £2.43 £2.92
500 - 999 £2.33 £2.80
1000 - 2499 £2.24 £2.69
2500 + £2.15 £2.58
£3.04 / each
Quantity:


Product Specification
Thread Type NPT 1/4
Material Nylon 66
Across Flats 16.0mm
Liquid Tight Yes
Overall Length 16.8mm
Colour Grey

Next Day or Standard Delivery available via DHL or Royal Mail.
Order by 4pm (UK) for same day dispatch, Monday to Thursday or 2pm Friday.

Larger Order?

Call our sales team on

01233 713581


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1/4 in NPT Grey Liquid Tight Threaded Vent Plug | 16.8mm Length | Nylon 66

Built for venting sealed outdoor enclosures, this grey liquid tight pressure relief plug is manufactured from Nylon 66 to fit a 1/4 in NPT thread with 16.0mm across flats and 16.8mm overall length. It is designed for enclosures, housings and threaded ports where internal air movement must be managed without leaving the opening unfinished.

Its construction supports venting in applications that need a higher level of ingress protection than a standard breather point. The hexagonal head also gives reliable handling during installation or maintenance checks. The grey finish can also support visual identification on pneumatic control assemblies, helping maintenance teams quickly distinguish threaded ventilation points from plain blanking plugs.

What Are Liquid Tight Threaded Vent Plugs?

Liquid tight threaded vent plugs are threaded ventilation components used to equalise pressure inside enclosures while helping block liquid, dirt and particulate contamination. They are commonly used where sealed equipment needs to breathe without compromising protection around sensitive internal parts.

Common Applications

  • Industrial sensor housings
  • Instrument cases
  • Workshop equipment panels
  • OEM enclosure builds

1/4 in NPT Grey Liquid Tight Threaded Vent Plug Dimensions

  • Thread Type: 1/4 in NPT
  • Across Flats: 16.0mm
  • Overall Length: 16.8mm
  • Material: Nylon 66
  • Colour: Grey
  • Liquid Tight: Yes

Liquid Tight Vent Plug Uses

This liquid tight threaded breather plug helps reduce pressure build-up while limiting contamination risk. It is a strong option for panels where a standard vent plug may not provide enough protection.

View our full Threaded Vent Plugs range.

Product Support and Trade Orders

For help checking thread type, liquid tight requirements or larger order quantities, contact the Vital Parts team on 01233 713581. Our team can support sizing checks, samples where available and repeat supply for trade or production use.

Please call for any enquiries!
Mon - Thurs 8.30 am - 5.30 pm
Fri 8.30 am - 3.30 pm
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