Tube Fittings

Male Adaptor

Imperial Stub x Male NPT Thread

Male adaptors are used to connect imperial stub tube ends to female NPT threaded ports in instrumentation and process piping systems.

Male Adaptor
Product Image
Tube Fitting Product

Short Product Description

Male adaptors are used to connect imperial stub tube ends to female NPT threaded ports in instrumentation and process piping systems.

Stub-to-Thread Connection

Connects imperial stub tube ends to compatible female threaded ports.

Male Thread End

Male NPT thread end connects into compatible female threaded ports.

Instrumentation Duty

Designed for clean routing and dependable installation in instrument and process piping systems.

Imperial Sizes

Male Adaptor Size Chart

Showing 26 of 26 sizes - 0 selected

1MA2N

Tube OD 1/16, Thread NPT 1/8

A
1
B
0.38
E
0.03
F Hex
7/16

2MA2N

Tube OD 1/8, Thread NPT 1/8

A
1.16
B
0.38
E
0.09
F Hex
7/16

2MA4N

Tube OD 1/8, Thread NPT 1/4

A
1.37
B
0.56
E
0.09
F Hex
9/16

3MA2N

Tube OD 3/16, Thread NPT 1/8

A
1.2
B
0.38
E
0.12
F Hex
7/16

3MA4N

Tube OD 3/16, Thread NPT 1/4

A
1.42
B
0.56
E
0.12
F Hex
9/16

4MA2N

Tube OD 1/4, Thread NPT 1/8

A
1.25
B
0.38
E
0.19
F Hex
7/16

4MA4N

Tube OD 1/4, Thread NPT 1/4

A
1.42
B
0.56
E
0.19
F Hex
9/16

4MA6N

Tube OD 1/4, Thread NPT 3/8

A
1.49
B
0.56
E
0.19
F Hex
11/16

4MA8N

Tube OD 1/4, Thread NPT 1/2

A
1.71
B
0.75
E
0.19
F Hex
7/8

5MA2N

Tube OD 5/16, Thread NPT 1/8

A
1.29
B
0.38
E
0.19
F Hex
7/16

5MA4N

Tube OD 5/16, Thread NPT 1/4

A
1.5
B
0.56
E
0.25
F Hex
9/16

5MA6N

Tube OD 5/16, Thread NPT 3/8

A
1.53
B
0.56
E
0.21
F Hex
11/16

5MA8N

Tube OD 5/16, Thread NPT 1/2

A
1.74
B
0.75
E
0.21
F Hex
7/8

6MA2N

Tube OD 3/8, Thread NPT 1/8

A
1.32
B
0.38
E
0.19
F Hex
7/16

6MA4N

Tube OD 3/8, Thread NPT 1/4

A
1.53
B
0.56
E
0.28
F Hex
9/16

6MA6N

Tube OD 3/8, Thread NPT 3/8

A
1.56
B
0.56
E
0.28
F Hex
11/16

6MA8N

Tube OD 3/8, Thread NPT 1/2

A
1.78
B
0.75
E
0.28
F Hex
7/8

8MA4N

Tube OD 1/2, Thread NPT 1/4

A
1.75
B
0.56
E
0.28
F Hex
9/16

8MA6N

Tube OD 1/2, Thread NPT 3/8

A
1.78
B
0.56
E
0.39
F Hex
11/16

8MA8N

Tube OD 1/2, Thread NPT 1/2

A
2
B
0.75
E
0.39
F Hex
7/8

10MA8N

Tube OD 5/8, Thread NPT 1/2

A
2.06
B
0.75
E
0.47
F Hex
7/8

12MA8N

Tube OD 3/4, Thread NPT 1/2

A
2.06
B
0.75
E
0.47
F Hex
7/8

12MA12N

Tube OD 3/4, Thread NPT 3/4

A
2.06
B
0.75
E
0.59
F Hex
1-1/16

12MA16N

Tube OD 3/4, Thread NPT 1

A
2.41
B
0.94
E
0.81
F Hex
1-3/8

16MA12N

Tube OD 1, Thread NPT 3/4

A
2.31
B
0.75
E
0.62
F Hex
1-1/16

16MA16N

Tube OD 1, Thread NPT 1

A
2.6
B
0.94
E
0.81
F Hex
1-3/8
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