Jeff;
AIP-SSM part numbers can be found here:
http://www.cisco.com/en/US/prod/collateral/vpndevc/ps6032/ps6094/ps6120/ps6825/product_data_sheet0900aecd80404916.html
From that link:
Cisco Services for IPS
Cisco Services for IPS provides hardware and software support, operating system and application updates, access to Cisco security engineering specialists, and timely alerts about late-breaking viruses, worms, and other threats. It features:
• Signature file updates and alerts
• Registered access to Cisco.com for online tools and technical assistance
• Access to Cisco Technical Assistance Center
• Cisco IPS Sensor Software updates
• Options for advance replacement of failed hardware
The AIP-SSM requires a separate support contract from the host ASA.
Scott