Manual Telephone Switchboard
Part NameMANUAL TELEPHONE SWITCHBOARD
Federal Supply ClassTelephone And Telegraph Equipment
National Stock Number5805-00-164-7070
Item Name Code19230
RINGING FREQUENCY IN HERTZ20.0
CIRCUIT ROUTING TYPECORD
BATTERY POWER TYPELOCAL
RINGING VOLTAGE IN VOLTS28.0
MAXIMUM LINE ACCOMMODATION20
LINE TYPELOCAL BATTERY
OVERALL DIAMETER17.750 INCHES MINIMUM AND
- 18.750 INCHES MAXIMUM
NONDEFINITIVE SPEC/STD DATANO. BD-91 TYPE
III END ITEM IDENTIFICATIONTYPE NO. TC-12
Items subject to the Export Administration Regulations (EAR) in parts 773-74 of Title 15, Code of Federal Regulations (CFR) (CCLI or EAR99) and determined by the DoD to present a low risk when released out of DoD control. No DEMIL, MUT or end use certificate is required. May require an export license from DOC.
Does not have a nuclear hardened feature or other critical feature such as tolerance, fit restriction or application.
Hazardous Material CodeN
There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials.
Precious Metals Code (PMIC)U
Precious Metal type is unknown.
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