We ship worldwide — Singapore, Australia, Malaysia, Indonesia, Philippines, India, Middle East & more

HUBBELL KILLARK Elbow, 90 Degrees: Aluminum, Powder Coated, MM, 1/2 in Trade Size, Male to Male - 90° Elbows
HUBBELL KILLARK90° Elbows

HUBBELL KILLARK Elbow, 90 Degrees: Aluminum, Powder Coated, MM, 1/2 in Trade Size, Male to Male

The HUBBELL KILLARK Elbow is a 90° elbow designed for hazardous-location fittings. Constructed of aluminum with a powder-coated finish, this MM-90-1WW model features 1/2 in MNPT x 1/2 in MNPT ends (male NPT thread on…

SKU 3G-OTH-04952

Also listed as: MM901WW · MM 90 1WW

Brand
HUBBELL KILLARK
Item
Elbow, 90 Degrees: Aluminum, Powder Coated, MM, 1/2 in Trade Size, Male to Male
Category
90° Elbows
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support

Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

HUBBELL KILLARK
Manufacturer Part Number
MM-90-1WW
Type
Powder Coated, MM, Male to Male, NPT
Material
Aluminum
Finish
Powder Coated
Trade Size
1/2 in
Degrees: Aluminum
90
Ends - Hazardous Fittings
1/2 in MNPT x 1/2 in MNPT

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

HUBBELL KILLARK Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The HUBBELL KILLARK Elbow is a 90° elbow designed for hazardous-location fittings. Constructed of aluminum with a powder-coated finish, this MM-90-1WW model features 1/2 in MNPT x 1/2 in MNPT ends (male NPT thread on both sides) and a 1/2 in trade size.

Frequently Asked Questions

What is the HUBBELL KILLARK MM-90-1WW elbow used for?

This 90° elbow is used in hazardous-location electrical conduit systems to change direction. It connects two male NPT-threaded fittings or conduits, providing a secure, corrosion-resistant pathway for wiring in environments where explosive gases or combustible dusts may be present.

What are the specifications of the HUBBELL KILLARK MM-90-1WW elbow?

The MM-90-1WW is a 90° elbow with 1/2 in MNPT x 1/2 in MNPT ends (male NPT on both sides). It is made of aluminum with a powder-coated finish, has a 1/2 in trade size, and is designed for hazardous-location fittings. The manufacturer part number is MM-90-1WW.

Where to buy the HUBBELL KILLARK MM-90-1WW elbow worldwide?

3G Electric supplies the HUBBELL KILLARK MM-90-1WW elbow worldwide. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and a quote tailored to your location.

How to install a HUBBELL KILLARK 90° elbow in a hazardous location?

Apply thread sealant to the male NPT ends and tighten the elbow securely into mating female ports. Ensure the powder-coated finish is not damaged to maintain corrosion resistance. Follow NEC/CEC requirements for hazardous locations and use approved sealing fittings where required.

Used in

Common applications for HUBBELL KILLARK
Oil and gas refineries — Hubbell Killark MM-90-1WW 90° elbows for conduit routing in Class I Division 1 areas
Chemical processing plants — Hubbell Killark SWB-5 device boxes for housing switches and controls in corrosive environments
Grain handling facilities — Hubbell Killark VM1L4530 LED light fixtures for illumination in dust-ignition-proof locations
Pharmaceutical manufacturing — Hubbell Killark GECLBT-1 conduit outlet bodies for wiring connections in clean rooms with hazardous vapors
Wastewater treatment plants — Hubbell Killark GRK-537L enclosures with lens covers for instrument housing in wet hazardous zones
Petrochemical storage terminals — Hubbell Killark OLL-8M iron conduit outlet bodies for heavy-duty conduit systems in outdoor classified areas

HUBBELL KILLARK Products

3G Electric supplies HUBBELL KILLARK 90° elbows. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

Compatible alternatives & equivalents

Cross-referenced by specification & description
Elbow, 90 Degrees: Aluminum, Powder Coated, MM, 3/4 in Trade Size, Male to Male, NPT (MPN MM-90-2WW)
HUBBELL KILLARK
Elbow, 90 Degrees: Aluminum, Powder Coated, MM, 3/4 in Trade Size, Male to Male, NPT (MPN MM-90-2WW)
Elbow, 90 Degrees: Aluminum, Powder Coated, MF, 1/2 in Trade Size, Female to Male, NPT (MPN MF-90-1WW)
HUBBELL KILLARK
Elbow, 90 Degrees: Aluminum, Powder Coated, MF, 1/2 in Trade Size, Female to Male, NPT (MPN MF-90-1WW)
Elbow, 90 Degrees: Aluminum, Powder Coated, MF, 3/4 in Trade Size, Female to Male, NPT (MPN MF-90-2WW)
HUBBELL KILLARK
Elbow, 90 Degrees: Aluminum, Powder Coated, MF, 3/4 in Trade Size, Female to Male, NPT (MPN MF-90-2WW)
Elbow, 90 Degrees: Aluminum, Powder Coated, BL, 1/2 in Trade Size, Female to Male, NPT (MPN BL-90-1WW)
HUBBELL KILLARK
Elbow, 90 Degrees: Aluminum, Powder Coated, BL, 1/2 in Trade Size, Female to Male, NPT (MPN BL-90-1WW)
HUBBELL KILLARK
HUBBELL KILLARK
Elbow, 90 Degrees: Iron, Powder Coated, MM, 3/4 in Trade Size, Male to Male, NPT (MPN MM-90-2MWW)
Elbow, 90 Degrees: Iron, Powder Coated, MF, 3/4 in Trade Size, Female to Male, NPT (MPN MF-90-2MWW)
HUBBELL KILLARK
Elbow, 90 Degrees: Iron, Powder Coated, MF, 3/4 in Trade Size, Female to Male, NPT (MPN MF-90-2MWW)

More from HUBBELL KILLARK

View all HUBBELL KILLARK parts
Elbow, 90 Degrees: Iron, Powder Coated, FF, 3/4 in Trade Size, Female to Female, NPT (MPN FF-90-2MWW)
HUBBELL KILLARK
Elbow, 90 Degrees: Iron, Powder Coated, FF, 3/4 in Trade Size, Female to Female, NPT (MPN FF-90-2MWW)
Elbow, 90 Degrees: Aluminum, Powder Coated, FF, 1/2 in Trade Size, Female to Female, NPT (MPN FF-90-1WW)
HUBBELL KILLARK
Elbow, 90 Degrees: Aluminum, Powder Coated, FF, 1/2 in Trade Size, Female to Female, NPT (MPN FF-90-1WW)
Elbow, 90 Degrees: Iron, Powder Coated, MM, 1/2 in Trade Size, Male to Male, NPT (MPN MM-90-1MWW)
HUBBELL KILLARK
Elbow, 90 Degrees: Iron, Powder Coated, MM, 1/2 in Trade Size, Male to Male, NPT (MPN MM-90-1MWW)
Elbow, 90 Degrees: Iron, Powder Coated, BL, 3/4 in Trade Size, Female to Male, NPT (MPN BL-90-2MWW)
HUBBELL KILLARK
Elbow, 90 Degrees: Iron, Powder Coated, BL, 3/4 in Trade Size, Female to Male, NPT (MPN BL-90-2MWW)
Elbow, 90 Degrees: Aluminum, Powder Coated, BL, 3/4 in Trade Size, Female to Male, NPT (MPN BL-90-2WW)
HUBBELL KILLARK
Elbow, 90 Degrees: Aluminum, Powder Coated, BL, 3/4 in Trade Size, Female to Male, NPT (MPN BL-90-2WW)
Elbow, 90 Degrees: Aluminum, Powder Coated, FF, 3/4 in Trade Size, Female to Female, NPT (MPN FF-90-2WW)
HUBBELL KILLARK
Elbow, 90 Degrees: Aluminum, Powder Coated, FF, 3/4 in Trade Size, Female to Female, NPT (MPN FF-90-2WW)
Elbow, 90 Degrees: Iron, Powder Coated, FF, 1/2 in Trade Size, Female to Female, NPT (MPN FF-90-1MWW)
HUBBELL KILLARK
Elbow, 90 Degrees: Iron, Powder Coated, FF, 1/2 in Trade Size, Female to Female, NPT (MPN FF-90-1MWW)
Elbow, 90 Degrees: Iron, Powder Coated, MF, 1/2 in Trade Size, Female to Male, NPT (MPN MF-90-1MWW)
HUBBELL KILLARK
Elbow, 90 Degrees: Iron, Powder Coated, MF, 1/2 in Trade Size, Female to Male, NPT (MPN MF-90-1MWW)