nokia5310操作系统是Symbian 6.0系统吗

不是，
是S40，

Nokia 5310 XpressMusic Technical Specs
Operating System:
Nokia OS
Developer Platform:
Series 40 5th Edition, Feature Pack 1
Frequency Band:
GSM 900
GSM 1800
GSM 1900
Regional Availability:
Asia-Pacific
CHINA
Europe
Latin America
Middle East
Display:
Resolution: 240 x 320
Color Depth: 24 bit
Memory:
Max User Storage: 30 MB
Max JAR Size: 1 MB
Heap size: 2 MB
Network Data Support:
EGPRS
GPRS
HSCSD
CSD
OMA Device Management:
OMA Client Provisioning v1.1
OMA Device Management v1.2
Additional Info
OMA Data Synchronization:
OMA Data Synchronization v1.1.2
Additional Info
Local Connectivity:
Bluetooth 2.0 +EDR
Bluetooth Stereo Audio
Micro USB
Nokia microUSB Cable CA-101
USB 2.0
USB Mass Storage