45° Elbow M-F 1" – DVGW – code: 0121F – Maestrini

45° 1" M-F Elbow Maestrini (code 0121F)

The 45° 1" M-F elbow Maestrini, code 0121F, it is a fitting designed to make line deviations at a 45° angle in systems where a connection is required male–female connections. It is a typical solution in plumbing and plant engineering, useful when space or the geometry of the path requires a gentler change of direction compared to a 90° elbow.

The product is intended for technical contexts, including uses of onboard systems and maintenance, where the quality of the fitting and the correct choice of threading are central elements for a neat and functional installation. The existing description is maintained and made clearer: 45° 1" M-F elbow – DVGW – Maestrini – yellow brass.

Features and construction details

Type of fitting

• Shape: elbow for 45°
• Connections: M-F (male–female)
• Size: 1"
• Product code: 0121F
• Brand / supplier: Maestrini (MAESTRINI S.R.L. SOLE SHAREHOLDER COMPANY)

Material

The fitting is made of yellow brass, material commonly used in fittings for systems due to its widespread use in technical fields and good workability. Brass is often chosen when a robust component suitable for repeated installations and maintenance is desired.

Identification and traceability

For an orderly warehouse management and to facilitate reorders and replacements, it is useful to refer to:

• SKU: MAES000000211
• Supplier code: 0121F

Typical applications

A 45° 1" M-F elbow is used when it is necessary change direction to a threaded line while maintaining a footprint consistent with the system's path. It is particularly useful in configurations where a 90° would be too “sharp” or where a more gradual trajectory is desired.

Hydraulic systems and fittings

• Creating deviations on lines with male/female threads
• Adapting the path near obstacles or installation constraints
• Maintenance interventions and replacement of existing fittings

Technical contexts and onboard systems

In the nautical context and onboard systems, threaded fittings are often chosen for ease of assembly and the possibility to intervene specifically on certain sections of the system. A 45° elbow can help manage passages in technical spaces, lockers, or system compartments, where the arrangement of lines requires compact and rational solutions.

Operational advantages

More gradual deviation

The 45° allows a less marked change of direction compared to a 90° elbow, being useful when a more progressive path is desired or when the arrangement of components requires an intermediate angle.

Male–female connection

The configuration M-F is convenient in many installations because it allows direct connection of a male side and a female side, reducing the need for additional adapters in some system configurations (compatibility always depends on the threads and components present in the system).

Orderly management of spare parts and maintenance

The presence of a product code (0121F) and one SKU facilitates the identification of the correct spare part, an important aspect when working on existing systems or when replicating a previously tested configuration.

Usage and installation notes

To achieve correct assembly and reduce the risk of issues, it is advisable to follow good practices typical of threaded fittings. The indications below are deliberately generic and do not replace your system's procedures or the installer technician's prescriptions.

Preliminary check

• Check the size: make sure that the line is actually from 1" and that the configuration male–female connections is the one required.
• Check the footprint: assess the available space and the orientation of the elbow to achieve the desired path.
• Inspect the threads: before assembly, check that there are no impurities or damages that could compromise the coupling.

Assembly

• Properly align the components before tightening, avoiding forcing.
• Use a tightening procedure suitable for the type of system and connected components.
• If required by your installation practice, use a sealing system suitable for threaded connections (choice and method depend on the application and the technician's instructions).

Maintenance and replacement

In case of interventions, it is useful to identify the fitting by code 0121F and verify that the new installation correctly replicates orientation and connections. In technical environments, an orderly replacement helps keep the system readable and easier to inspect over time.

Product summary

• Product: 45° Elbow M-F
• Size: 1"
• Material: yellow brass
• Code: 0121F
• Brand: Maestrini

For specific system requirements, always check the thread compatibility and compatibility with already installed components.

FAQ – Frequently Asked Questions

What type of fitting is the Maestrini 0121F?

It is a 45° elbow with male–female (M-F) connections in size 1", identified by product code 0121F.

What is the size of the elbow?

The size indicated for this fitting is 1".

What material is the elbow made of?

The elbow is made of yellow brass, as stated in the product description.

What is a 45° M-F elbow used for?

It is used to change the direction of a threaded line with a 45° angle, useful when a more gradual path is desired or when the installation requires an intermediate angle.

How can I identify the product for reordering?

You can refer to the supplier code 0121F and SKU MAES000000211, as well as the name Maestrini.