Unit of Measure
Items
HK 1-8 SOCKET

1H11

HK 1-8 SOCKET

1H4

HK 1-8 SOCKET

2H16

HK 1-8 SOCKET

2H16BS

HK 1-8 SOCKET

2H6
Body Size N/A 1/8 in N/A 0 1/8 in N/A 0 1/4 in N/A 0 1/4 in N/A 0 1/4 in
ISO Size N/A 5 mm N/A 5 mm N/A 6.3 mm N/A 6.3 mm N/A 6.3 mm
Thread Size NPTF N/A 1/8-27 N/A N/A 1/4-18 N/A N/A
Thread Size BSPP N/A N/A N/A N/A 1/4-19 N/A
Thread Size SAE N/A N/A 7/16-20 N/A N/A N/A 9/16-18
Dim. - A N/A 1.91 in48.5 mm N/A 2.06 in52.3 mm N/A 2.26 in57.4 mm N/A 2.31 in58.7 mm N/A 2.40 in61 mm
Dim.- B N/A 0.98 in24.9 mm N/A 0.98 in24.9 mm N/A 1.14 in29 mm N/A 1.14 in29 mm N/A 1.14 in29 mm
Across Flats N/A 0.56 inches14.2 mm N/A 0.69 inches17.5 mm N/A 0.75 inches19.1 mm N/A 0.75 inches19.1 mm N/A 0.88 inches22.4 mm