TCK-1/4-PK-4 TCK-1/4-PK-4-KU TCK-1/4-PK-6 TCK-1/4-PK-6-KU TC-K-1/8NPT-G-36-SMP TCK-1/8-PK-3 TCK-1/8-PK-4 TCK-1/8-PK-4-KU TCK-1/8-PK-6 TCK-1/8-PK-6-KU