There is a Bulk package for NTC thermistors. The package DO-204AH, DO-35, Axial includes it for convenience. As a result, the resistance tolerance for NTC thermistors is ±5%. If you wish to ensure reliable performance, you should set the temperature of NTC thermistors to 300°C.
104RG1J Features
Package/Case: Bulk Operating Temperature: 300°C Mounting Type: Through Hole
104RG1J Applications
There are a lot of Littelfuse Inc. 104RG1J NTC Thermistors applications.