Ez az utolsó alkatrész.

Hungarian usually leaves out van (to be) in the present tense, third person, when one thing is being identified as another thing.

So Ez az utolsó alkatrész. literally looks something like This the last component, but the correct English translation is This is the last component.

The verb does appear in other tenses:

• Ez volt az utolsó alkatrész. = This was the last component.

No. Here:

• ez = this
• az = the

So the second word is not that here. It is the definite article.

Hungarian az can be either:

• the demonstrative that
• or the definite article the

You tell which one it is from the grammar of the sentence. In Ez az utolsó alkatrész, the az is the article.

Hungarian has two forms of the definite article:

• a before a consonant sound
• az before a vowel sound

In az utolsó alkatrész, the next word is utolsó, and that starts with a vowel, so az is used.

Compare:

• az utolsó alkatrész = the last component
• a nagy alkatrész = the big component

Utolsó means last or final.

In context, it can mean:

• the final one in a sequence
• the last remaining one

So az utolsó alkatrész can mean the last component in either of those senses, depending on context.

Usually utolsó means last in the sense of final.

If you want latest or most recent, Hungarian often uses legutóbbi instead.

So this sentence is most naturally understood as This is the last/final component, not This is the latest component.

Because Hungarian adjectives do not agree with nouns for gender the way adjectives do in many Indo-European languages.

Hungarian has:

• no grammatical gender
• much less adjective agreement than learners often expect

So the adjective stays in its basic form:

• utolsó alkatrész = last component
• utolsó alkatrészek = last components

Alkatrész usually means a component, machine part, or spare part. It is especially common in technical or mechanical contexts.

So it is a good word for things like:

• a car part
• a device component
• a replacement part

It is not the best word for every English use of part.

Yes, in a larger sentence it could be a noun phrase meaning this last component.

That is because Hungarian often uses this pattern with demonstratives:

• ez az alkatrész = this component

So context matters.

As a standalone sentence with a full-stop, Ez az utolsó alkatrész. is understood as This is the last component.

This order is the most neutral one.

• Ez = the thing being pointed out
• az utolsó alkatrész = what it is

Hungarian word order is flexible, but changing it usually changes emphasis.

For example:

• Az utolsó alkatrész ez.

This is possible, but it sounds more contrastive, something like This is the last component or It is this one that is the last component.

A rough pronunciation is:

• Ez ≈ ehz
• az ≈ oz/awz
• utolsó ≈ OO-tol-shoh
• alkatrész ≈ AHL-kah-trayss

A very important Hungarian spelling rule is:

• s = English sh
• sz = English s

So:

• utolsó has a sh sound
• alkatrész has an s sound at the end

Stress normally falls on the first syllable of each word:

• EZ az U-tol-só AL-ka-trész

It is in the nominative, the basic dictionary form, with no case ending.

That is normal in a simple identifying sentence like this one.

If the phrase were used as an object, it would change:

• Ezt az utolsó alkatrészt... = this last component... as an object

So in your sentence, the noun phrase is just in its plain, basic form.