Ham-Let 122H, 122 HNR, 122HNG, 122HNOB, 122HCN Catalog Page

Ordering

122 H

HEX NIPPLE

122 HNR

HEX NIPPLE NPT TO BSPT

Information

122H _ 1/16 1/16 1.01 25.7 0.12 3.0 5/16

122H _ 1/8 1/8 1.01 25.7 0.19 4.8 7/ 16

122H _ 1/4 1/4 1.40 35.6 0.28 7.1 9/16

122H _ 3/8 3/8 1.43 36.3 0.38 9.6 11/16

122H _ 1/2 1/2 1.84 46.7 0.47 11.9 7/8

122H _ 3/4 3/4 1.84 46.7 0.62 15.8 1

122H _ 1 1 2.32 58.9 0.87 22.1 1 3/8

T

Male NPT Size

L D

inch mm inch mm inch

Min. Opening

W

Hex. Flat

1/16

CONNECTORS

Ordering

Information

122HNR _ 1/8 1/8 1/8-28 1.01 25.6 0.38 9.7 0.1 9 4.8 7/16

122HNR _ 1/4 1/4 1/4-19 1.40 35.6 0.56 14.2 0.28 7.1 9/16

122HNR _ 3/8 3/8 3/8-19 1.43 36.3 0.56 14.2 0.38 9.6 11/16

122HNR _ 1/2 1/2 1/ 2-14 1.84 46.7 0.75 19.0 0.47 11.9 7/8

122HNR _ 3/4 3/4 3 /4-14 1.84 46.7 0.75 19.0 0.62 15.8 1

122HNR _ 1 1 1-11 2.32 58.9 0.94 23.9 0.87 2 2.1 1 3/8

“D” Dimension is minimum opening. Dimensions are for reference only, and are subject to change without notice.

T

Male NPT Size

T1

Male BSPT

ISO 7/1, BS21 Size

L N D

inch mm inch mm inch mm inch

Min. Opening

Hex. Flat

W

1/16

HAM-LET ADVANCED CONTROL TECHNOLOGY

113

CONNECTORS

122 HNG

HEX NIPPLE
NPT TO BSPP

122HNOB

HEX NIPPLE NPT TO SAE/MS
STRAIGHT THREAD BOSS *

122HCN

CLOSE NIPPLE

122HNG _ 1/8 1/8 1/8- 28 1.07 27.2 0.28 7.1 0.54 13.8 0 .16 4.1 9/16

122HNG _ 1/4 1/4 1/4-19 1.44 36.6 0.44 11.2 0.71 18.0 0.23 5.8 3/4

122HNG _ 3/8 3/8 3/8-19 1.47 37.3 0.44 11.2 0.85 21.8 0.31 7.9 7/8

122HNG _ 1/2 1/2 1/ 2-14 1.78 45.2 0.56 14.2 1.02 26.0 0.47 11. 9 1

122HNG _ 3/4 3/4 3/4-14 1.95 49.5 0.62 15.7 1.26 32.0 0.62 15.8 1 5/16

122HNG _ 1 1 1-11 2.26 57.4 0.72 18.3 1.53 39.0 0.78 19.8 1 5/8

For Parallel Threads Sealing, see page 76

Ordering

Information

T

Male NPT SizeT1Male BSPP

ISO 228/1, BS 2779

L F E D

inch mm inch mm inch mm inch mm inch

Min. OpeningWHex. Flat

1/16

Ordering

Information

122HNOB _ 1/4 X 7/16-20 1/4 7/16-20 0.20 5.1 1.2 0 30.5 0.36 9.1 9/16 -904

122HNOB _ 3/8 X 9/16-18 3/8 9/16-18 0.28 7.1 1.26 32.0 0.39 9.9 11/16 -906

122HNOB _ 1/2 X 3/4-16 1/2 3/4-16 0.42 10.7 1.5 3 38.9 0.44 11. 2 7/8 -908

122HNOB _ 3/4 X 1

122HNOB _ 1 X 1

1/16-12 3/4 1 1/16-12 0.62 15.7 1.75 44.4 0.59 15.0 1 1/4 - 912

5/16 -12 1 1 5/16-12 0.88 22.4 2.00 50.8 0.59 15.0 1 1/2 - 916

Ordering

Information

122HCN _ 1/8 1/8 0.19 4.8 0.75 19 .1

122HCN _ 1/4 1/4 0.28 7.1 1.12 28.4

122HCN _ 3/8 3/8 0.38 9.6 1.12 28.4

122HCN _ 1/2 1/2 0.47 11 .9 1.50 38 .1

122HCN _ 3/4 3/4 0.62 15.7 1.50 38.1

122HCN _ 1 1 0.88 22.4 1.8 8 47.8

* Per SAE J1926 and MS 16142. See page 80 for mounting dimensions.
** O-rings used are Fluorocarbon FKM 90 Durometer. Other O-ring materials are available on request.
“D” Dimension is minimum opening. Dimensions are for reference only, and are subject to change without notice.

T

Male NPT SizeT1Straight Thread UN

T

Male NPT Size

D L

inch mm inch mm

D L F W

inch mm inch mm inch mm inch

Hex. Flat

O-Ring**

114

PRECISION INSTRUMENTATION PIPE FITTINGS