Product Description AN- M-F to 1/8-NPT Port Adapters 15731 - AN-06 M-F to 1/8-NPT Port 15732 - AN-08 M-F to 1/8-NPT Port 15733 - AN-10 M-F to 1/8-NPT Port 15734 - AN-12 M-F to 1/8-NPT Port