IMPA: 330830-330831-330832-330833-330834-330835-330836-330837-330838-330839-330842-330843

Fog Nozzles 3-Position for Fire Hose — IMPA 330830 / 330831 / 330832 / 330833 / 330834 / 330835 / 330836 / 330837 / 330838 / 330839 / 330842 / 330843

These 3-position fog nozzles are essential firefighting equipment for cargo ships, container vessels, tankers, offshore support vessels, and ferries. Installed on fire hoses throughout accommodation, engine rooms, and deck stations, they allow rapid switching between shut-off, spray, and jet patterns to fight Class A and B fires. The spray setting creates a protective water curtain for approach, while the jet penetrates deep-seated fires — a critical capability for shipboard emergency response teams.

Each nozzle is machined from marine-grade brass for corrosion resistance in salt-laden environments. The 3-position twist mechanism is designed for gloved-hand operation, with positive detents that prevent accidental mode changes under pressure. Standard hose couplings suit common shipboard fire main connections. This catalogue page covers the complete IMPA range: 12 individually ordered variants — IMPA 330830, 330831, 330832, 330833, 330834, 330835, 330836, 330837, 330838, 330839, 330842, and 330843. Every code is available from stock and priced individually, so purchasing officers and chief engineers can order exactly the sizes and thread types required by their vessel's fire stations.

ALL-K MARINE Ship Store (ALL-K MARINE CO., LTD) is a China-based wholesale and retail supplier of IMPA-coded marine stores and ship supplies. We stock the full IMPA 33 safety equipment range and provide competitive wholesale and retail pricing with supplier QC inspection on every order. Quotes are returned within 24 hours. We ship worldwide via freight forwarders, and on request we can deliver to your local ship agent for onward transfer to the vessel. Ship chandlers, purchasing departments, and technical superintendents rely on us for fast, code-accurate supply.

Key Features

Technical Specifications

IMPA CodeMaterialType of CouplingSize
330830BrassBSP male2" (50A)
330842BrassStorz2" (50A)
330843BrassStorz2-1/2" (65A)
330831BrassNakajima1-1/2" (40A)
330832BrassNakajima2" (50A)
330833BrassNakajima2-1/2" (65A)
330834BrassANSI Pin1-1/2" (40A)
330835BrassANSI Pin2" (50A)
330836BrassANSI Pin2-1/2" (65A)
330837BrassMachino1-1/2" (40A)
330838BrassMachino2" (50A)
330839BrassMachino2-1/2" (65A)

Supply Information

Frequently Asked Questions

Can you supply all 12 IMPA codes in this fog nozzle range?

Yes. We stock and quote the complete range: IMPA 330830, 330831, 330832, 330833, 330834, 330835, 330836, 330837, 330838, 330839, 330842, and 330843. Each code is ordered and priced individually, so you can mix sizes and thread types on one purchase order.

What is the minimum order quantity for these fire hose nozzles?

We accept both wholesale and retail orders. There is no fixed minimum — single units and bulk quantities are both available. For fleet or chandlery stock orders, contact us for volume pricing.

Do you ship worldwide and can you deliver to our ship agent?

Yes. We ship worldwide via freight forwarders. On request, we can deliver your order to your local ship agent for onward transfer to the vessel. We do not claim direct alongside or dock delivery.

How do I identify which IMPA code fits my vessel's fire hose coupling?

IMPA codes in this series correspond to different nozzle sizes and coupling types. Send us your hose connection size, thread type, or a photo of the existing nozzle, and our team will match the correct IMPA code and provide a quotation within 24 hours.

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