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

3G Electric
RFQ CartGet a QuoteSign inSign up
MOSMATIC Rotary Union: Straight, Nickel-Plated C38500 Brass, 1 Passages, 3/4 in Stationary Port - Brass Rotating Joints & Unions
MOSMATICBrass Rotating Joints & Unions

MOSMATIC Rotary Union: Straight, Nickel-Plated C38500 Brass, 1 Passages, 3/4 in Stationary Port

The MOSMATIC Rotary Union: Straight (MPN 34.854) is a nickel-plated C38500 brass rotating joint with 1 passage, designed for air service. It features a 3/4 in stationary port and a maximum speed of 30 RPM. 3G…

SKU 3G-OTH-464593

Brand
MOSMATIC
Item
Rotary Union: Straight, Nickel-Plated C38500 Brass, 1 Passages, 3/4 in Stationary Port
Category
Brass Rotating Joints & Unions
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineer
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

Technical Specifications

MOSMATIC
Manufacturer Part Number
34.854
Type
Nickel-Plated C38500 Brass, Air
Passages
1
Maximum Speed
30 RPM
Stationary Port
3/4 in
View Full Spec Sheet

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

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

Product Description

The MOSMATIC Rotary Union: Straight (MPN 34.854) is a nickel-plated C38500 brass rotating joint with 1 passage, designed for air service. It features a 3/4 in stationary port and a maximum speed of 30 RPM. 3G Electric interprets your demand for this OEM-specified component, sourcing it across 14 industrial departments with specialist depth in combustion, pumps, and controls.

Frequently Asked Questions

What is the MOSMATIC rotary union 34.854 used for?

The MOSMATIC rotary union 34.854 transfers air from a stationary supply line into rotating machinery. It is used in industrial applications such as rotating drums, reels, and indexing tables where a single air passage is needed at speeds up to 30 RPM.

What are the specifications of the MOSMATIC rotary union 34.854?

The MOSMATIC rotary union 34.854 is a straight, nickel-plated C38500 brass rotating joint with 1 passage. It has a 3/4 in stationary port, is rated for air service, and has a maximum speed of 30 RPM. The manufacturer part number is 34.854.

Where to buy the MOSMATIC rotary union 34.854 worldwide?

3G Electric supplies the MOSMATIC rotary union 34.854 to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us to order this OEM-specified component for your rotating air application.

How to install the MOSMATIC rotary union 34.854?

Install the MOSMATIC rotary union 34.854 by aligning the stationary port with your air supply line and securing the rotating side to the machine shaft. Ensure the union is not subjected to axial or radial loads beyond its design. Follow standard rotating-joint installation practices for air service.

Used in

Common applications for MOSMATIC
Municipal wastewater maintenance — MOSMATIC manhole cleaners (e.g., 81.037) for cleaning manhole covers and interiors.
Industrial tank cleaning — MOSMATIC duct and tank cleaners (e.g., 81.456) for removing residue from storage tanks.
Facility floor maintenance — MOSMATIC surface cleaners (e.g., 81.556) for high-pressure washing of concrete floors.
Pressure washing services — MOSMATIC pressure washer wands (e.g., 81.925) for general high-pressure cleaning tasks.
Construction site cleanup — MOSMATIC surface cleaners (e.g., 81.506) for removing mud and debris from equipment and surfaces.

MOSMATIC Products

3G Electric supplies MOSMATIC brass rotating joints & unions. 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 →

More from MOSMATIC

View all MOSMATIC parts →
MOSMATIC Rotary Union: Straight, Nickel-Plated C38500 Brass, 1 Passages, 1/4 in Stationary Port, Air (MPN 30.051). Key specifications — Maximum Speed: 30 RPM; Brand: MOSMATIC.
MOSMATIC
MOSMATIC Rotary Union: Straight, Nickel-Plated C38500 Brass, 1 Passages, 1/4 in Stationary Port, Air (MPN 30.051). Key specifications — Maximum Speed: 30 RPM; Brand: MOSMATIC.
MOSMATIC Rotary Union: Straight, Nickel-Plated C38500 Brass, 1 Passages, 3/8 in Stationary Port, Air (MPN 32.924). Key specifications — Maximum Speed: 30 RPM; Brand: MOSMATIC.
MOSMATIC
MOSMATIC Rotary Union: Straight, Nickel-Plated C38500 Brass, 1 Passages, 3/8 in Stationary Port, Air (MPN 32.924). Key specifications — Maximum Speed: 30 RPM; Brand: MOSMATIC.
MOSMATIC Rotary Union: Elbow, Nickel-Plated C38500 Brass, 1 Passages, 1/4 in Threaded Rotating Shaft (MPN 40.021). Key specifications — Maximum Speed: 30 RPM; Brand: MOSMATIC.
MOSMATIC
MOSMATIC Rotary Union: Elbow, Nickel-Plated C38500 Brass, 1 Passages, 1/4 in Threaded Rotating Shaft (MPN 40.021). Key specifications — Maximum Speed: 30 RPM; Brand: MOSMATIC.
MOSMATIC Rotary Union: Straight, Nickel-Plated C38500 Brass, 1 Passages, 1/4 in Stationary Port, Air (MPN 32.551). Key specifications — Maximum Speed: 30 RPM; Brand: MOSMATIC.
MOSMATIC
MOSMATIC Rotary Union: Straight, Nickel-Plated C38500 Brass, 1 Passages, 1/4 in Stationary Port, Air (MPN 32.551). Key specifications — Maximum Speed: 30 RPM; Brand: MOSMATIC.
MOSMATIC Rotary Union: Straight, Nickel-Plated C38500 Brass, 1 Passages, 3/8 in Rotating Shaft, Air (MPN 37.063). Key specifications — Maximum Speed: 2000 RPM; Brand: MOSMATIC; Seal Material: Ceramic.
MOSMATIC
MOSMATIC Rotary Union: Straight, Nickel-Plated C38500 Brass, 1 Passages, 3/8 in Rotating Shaft, Air (MPN 37.063). Key specifications — Maximum Speed: 2000 RPM; Brand: MOSMATIC; Seal Material: Ceramic.
MOSMATIC Rotary Union: Straight, Nickel-Plated C38500 Brass, 1 Passages, 3/8 in Rotating Shaft, Air (MPN 31.163). Key specifications — Maximum Speed: 1000 RPM; Brand: MOSMATIC.
MOSMATIC
MOSMATIC Rotary Union: Straight, Nickel-Plated C38500 Brass, 1 Passages, 3/8 in Rotating Shaft, Air (MPN 31.163). Key specifications — Maximum Speed: 1000 RPM; Brand: MOSMATIC.
MOSMATIC Rotary Union: Straight, Nickel-Plated C38500 Brass, 1 Passages, 1 in Stationary Port, Air (MPN 34.927). Key specifications — Maximum Speed: 30 RPM; Brand: MOSMATIC.
MOSMATIC
MOSMATIC Rotary Union: Straight, Nickel-Plated C38500 Brass, 1 Passages, 1 in Stationary Port, Air (MPN 34.927). Key specifications — Maximum Speed: 30 RPM; Brand: MOSMATIC.
MOSMATIC Rotary Union: Straight, Nickel-Plated C38500 Brass, 1 Passages, 3/8 in Rotating Shaft, Air (MPN 36.163). Key specifications — Maximum Speed: 2000 RPM; Brand: MOSMATIC; Seal Material: Ceramic.
MOSMATIC
MOSMATIC Rotary Union: Straight, Nickel-Plated C38500 Brass, 1 Passages, 3/8 in Rotating Shaft, Air (MPN 36.163). Key specifications — Maximum Speed: 2000 RPM; Brand: MOSMATIC; Seal Material: Ceramic.