This is the 17331st most frequent Russian word.
табельного
Belonging to or issued as standard equipment.
Here, 'табельный' means 'issued' or 'standard-issue', indicating that the pistol was officially assigned to the officer.
У офицера был при себе табельный пистолет.
The officer had his issued pistol with him.
In this context, 'табельный' refers to items (in this case, weapons) that are standardized and provided by an institution for official duties.
Табельное оружие выдается сотрудникам полиции при заступлении на службу.
Standard-issue weapons are distributed to police officers at the start of their duty.
Here, 'табельный' specifies radios as being issued and officially assigned equipment necessary for job responsibilities.