Double M screw 3/4" – code: 0280E – Maestrini

Double M screw 3/4″ Maestrini (code 0280E)

The double M screw 3/4″ Maestrini brass threaded rod – code 0210D code 0280E, is a component designed for hydraulics and hardware designed to create or restore connections where a male threading on both ends. In plant engineering (including nautical), having a clearly coded replacement is a concrete advantage: it allows orderly management of replacements, reduces ambiguity during procurement, and maintains consistency among installed components.

Product features and details

The product is a double male screw (M/M) intended for use in fittings and maintenance. Its function is to provide a connection point between two female threaded elements, maintaining a compact and easily inspectable solution.

Identification and coding

• Brand / supplier: Maestrini
• Supplier product code: 0280E
• Type: double screw with male threading on both ends
• Nominal size: 3/4″

In technical contexts, being able to order the component via unique code is often the most reliable way to avoid unwanted variants. If you are replacing an existing part, comparing the code and visual characteristics of the removed component can help reduce errors during reordering.

Material

The existing description indicates yellow brass. This material is commonly used in hydraulic components and fittings for its workability and for use in many plumbing applications.

Note on compatibility

Compatibility depends on the type of threading present on the parts to be connected and the conditions of the system. Before installation, verify that the size 3/4″ and the threading standard is consistent with the existing components. In case of doubt, it is advisable to compare the piece with the one already installed or consult a technician.

Typical applications

The double-ended M/M screw is a cross component, used in many situations where two elements with female threading need to be joined.

• Hydraulic system maintenance: replacement of worn or damaged joints.
• Fittings and connections: creation of connections between compatible female threaded parts.
• Restoration of lines and branches: when a simple and immediate joining element is needed.
• Spare parts management: useful as a coded component to maintain consistency in replacements.

Actual applications depend on the system design and the components upstream and downstream of the connection. For this reason, prior verification of size and threading is always an integral part of the choice.

Operational advantages

• Simple and direct solution: allows an M/M connection without additional adapters, when the system allows it.
• Identifiable spare part: the code 0280E helps to order and reorder the same component with greater accuracy.
• Consistency in maintenance: useful to standardize installed components and reduce uncontrolled variants.
• Practical size: compact component easily integrable in many fitting configurations.

Usage and installation notes

The double-ended M/M screw is normally screwed between two elements with compatible female threading. Installation must be carried out carefully to avoid damage to the threads and to ensure a correct fit.

Pre-assembly checks

• Size check: make sure that the size 3/4″ matches the components to be connected.
• Check standard and pitch: verify that the threading standard is the same on both parts.
• Thread inspection: make sure there are no deformations, burrs, or excessive wear marks.
• Comparison with the replacement: if you are replacing a part, compare geometry and dimensions with the original.

Good practices

During screwing, proceed progressively and without forcing. If the coupling is not smooth, stop and recheck the thread matching. In plant engineering, correct assembly always starts from the mechanical compatibility between components.

For the choice of any sealing materials or specific procedures (depending on the type of system and fittings used), refer to the practices of your sector or the indications of the installation technician.

Product summary

• Product: Double-ended M/M screw
• Size: 3/4″
• Material: yellow brass
• Code: 0280E
• Brand: Maestrini

If you need to integrate this component into an existing system, the safest choice is always based on dimensional verification and thread compatibility, as well as on the feedback of product code when available.

FAQ – Frequently Asked Questions

What is a double M/M screw?

It is a connecting element with male threading on both ends, used to join two components with compatible female threading.

What is the size of this Maestrini double screw?

The nominal size indicated for this product is 3/4″. Before purchase, it is recommended to verify that it matches the parts of the system where it will be installed.

What is the Maestrini product code for this item?

The supplier product code is 0280E. Using the code helps to identify the replacement precisely.

What material is the double screw made of?

The available description indicates yellow brass.

How do I check compatibility before installation?

Check the size and threading standards of the components to be connected and verify the condition of the threads. If you are replacing a part, compare the replacement with the original for dimensions and type of threading.