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MOSMATIC Brass Rotating Joint - Brass Rotating Joints & Unions
MOSMATICBrass Rotating Joints & Unions

MOSMATIC Brass Rotating Joint

The MOSMATIC Rotary Union: Straight is a nickel-plated C38500 brass rotating joint designed for single-passage air applications. It features a 3/8 in rotating shaft and supports a maximum speed of 1000 RPM (MPN…

SKU 3G-OTH-464557

Also listed as: 33163 · 33 163 · 33-163

Brand
MOSMATIC
Item
Brass Rotating Joint
Part Number
33.163
Category
Brass Rotating Joints & Unions
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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

MOSMATIC
Manufacturer Part Number
33.163
Type
Nickel-Plated C38500 Brass, Air
Passages
1
Maximum Speed
1000 RPM
Rotating Shaft
3/8 in

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

Product Description

The MOSMATIC Rotary Union: Straight is a nickel-plated C38500 brass rotating joint designed for single-passage air applications. It features a 3/8 in rotating shaft and supports a maximum speed of 1000 RPM (MPN 33.163). 3G Electric interprets this demand and delivers genuine MOSMATIC unions across 14 industrial departments, with specialist depth in combustion, pumps and controls as an authorised distributor.

Frequently Asked Questions

What is the MOSMATIC rotary union used for?

The MOSMATIC rotary union (MPN 33.163) transfers air from a stationary supply to a rotating shaft in single-passage applications. It is commonly used in industrial machinery, packaging lines, and rotary indexing tables where reliable air flow is needed at speeds up to 1000 RPM.

What are the specifications of the MOSMATIC rotary union 33.163?

This MOSMATIC rotary union is a straight, nickel-plated C38500 brass rotating joint with 1 passage. It has a 3/8 in rotating shaft, supports a maximum speed of 1000 RPM, and is designed for air service. The manufacturer part number is 33.163.

Where to buy MOSMATIC rotary unions worldwide?

3G Electric supplies genuine MOSMATIC rotary unions worldwide. We handle full logistics, customs clearance, and delivery to your facility. As a global industrial solutions provider, we source and deliver the MOSMATIC 33.163 and other rotating joints across 14 industrial departments.

How to install a MOSMATIC rotary union?

Ensure the rotating shaft is clean and aligned with the union's 3/8 in connection. Use appropriate thread sealant on air fittings and avoid over-tightening. Verify the union is not subjected to side loads. For best performance, operate within the 1000 RPM maximum speed and follow MOSMATIC's generic installation guidelines.

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.
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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.

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Single-passage rotating joint for transferring air from a stationary supply line into rotating machinery. Constructed of nickel-plated C38500 brass with a 1/4 in stationary port. Maximum operating speed of 30 RPM. Suitable for low-speed rotary applications such as indexing tables, reels, or air-actuated clutches
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Single-passage rotating joint for transferring air from a stationary supply line into rotating machinery. Constructed of nickel-plated C38500 brass with a 1/4 in stationary port. Maximum operating speed of 30 RPM. Suitable for low-speed rotary applications such as indexing tables, reels, or air-actuated clutches
Nickel-plated C38500 brass rotating joint for air service with a single passage and 1/2 in stationary port. Supports maximum speed of 30 RPM. Used in low-speed rotary applications such as indexing tables, reels, or packaging equipment where a compact, straight union configuration is required
MOSMATIC
Nickel-plated C38500 brass rotating joint for air service with a single passage and 1/2 in stationary port. Supports maximum speed of 30 RPM. Used in low-speed rotary applications such as indexing tables, reels, or packaging equipment where a compact, straight union configuration is required

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