This specification covers the procurement requirements for thermal resistors (thermistors) with insulated or uninsulated leads. These devices are intended to be used for temperature compensation, control, and/or measurement over the specified temperature range during extended flight in space.
NASA Fastener Procurement, Receiving Inspection, and Storage Practices For Spaceflight Hardware (2008-07-11), w/Change 2: Inactive For New Design (2020-06-05)