Is Exposed Metal Acceptable on TE Connectivity NB‑PTCO‑150 Sensors?

For the TE Connectivity sensor NB‑PTCO‑150, if you observe exposed metal on the sensor (as shown in the image below) and are wondering whether this exposed metal is acceptable or not?

Please note that we have verified this with the manufacturer. According to their response, “The exposed metal is considered acceptable.

The exposed metal is considered acceptable. The fixing can be shifted backward by a maximum of one wire width (0.25 mm). So, the parts shown above are considered OK.

Applicable Part Numbers
DigiKey Part Number Manufacturer Part Number
223-1773-ND NB-PTCO-002
223-1809-ND NB-PTCO-160
223-1775-ND NB-PTCO-011
223-1797-ND NB-PTCO-058
223-1808-ND NB-PTCO-158
223-1794-ND NB-PTCO-037
223-1813-ND NB-PTCO-165
223-1804-ND NB-PTCO-154
223-1803-ND NB-PTCO-153
223-1814-ND NB-PTCO-168
223-1815-ND NB-PTCO-170
223-1774-ND NB-PTCO-006
223-1807-ND NB-PTCO-157
223-1792-ND NB-PTCO-032
223-1817-ND NB-PTCO-187
223-1791-ND NB-PTCO-029
223-1790-ND NB-PTCO-024
223-1796-ND NB-PTCO-053
223-1822-ND NB-PTCO-381
223-1811-ND NB-PTCO-162
223-1818-ND NB-PTCO-188
223-1793-ND NB-PTCO-035
223-1820-ND NB-PTCO-192
223-1795-ND NB-PTCO-050
223-1801-ND NB-PTCO-151
223-1802-ND NB-PTCO-152
223-1816-ND NB-PTCO-186
223-1810-ND NB-PTCO-161
223-1789-ND NB-PTCO-012
223-1799-ND NB-PTCO-142
223-1800-ND NB-PTCO-150
223-1798-ND NB-PTCO-126
223-1819-ND NB-PTCO-191
223-1812-ND NB-PTCO-164
223-1823-ND NB-PTCO-295
223-1825-2-ND NB-PTCO-330
223-NB-PTCO-321TR-ND,223-NB-PTCO-321CT-ND,223-NB-PTCO-321DKR-ND NB-PTCO-321
223-1806-ND NB-PTCO-156
223-1821-ND NB-PTCO-193
223-1805-ND NB-PTCO-155