Tube Fittings

Female Adaptor

Imperial Stub x Female NPT Thread

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

Female Adaptor
Product Image
Tube Fitting Product

Short Product Description

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

Stub-to-Thread Connection

Connects imperial stub tube ends to compatible male threaded ports.

Female Thread End

Female NPT thread end connects with compatible male threaded ports.

Instrumentation Duty

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

Imperial Sizes

Female Adaptor Size Chart

Showing 27 of 27 sizes - 0 selected

1FA2N

Tube OD 1/16, Thread NPT 1/8

A
1.07
B
0.41
E
0.031
F Hex
9/16

2FA2N

Tube OD 1/8, Thread NPT 1/8

A
1.24
B
0.41
E
0.09
F Hex
9/16

2FA4N

Tube OD 1/8, Thread NPT 1/4

A
1.39
B
0.59
E
0.09
F Hex
3/4

3FA2N

Tube OD 3/16, Thread NPT 1/8

A
1.25
B
0.41
E
0.116
F Hex
9/16

3FA4N

Tube OD 3/16, Thread NPT 1/4

A
1.41
B
0.59
E
0.12
F Hex
3/4

4FA2N

Tube OD 1/4, Thread NPT 1/8

A
1.3
B
0.41
E
0.19
F Hex
9/16

4FA4N

Tube OD 1/4, Thread NPT 1/4

A
1.46
B
0.59
E
0.19
F Hex
3/4

4FA6N

Tube OD 1/4, Thread NPT 3/8

A
1.55
B
0.59
E
0.19
F Hex
7/8

4FA8N

Tube OD 1/4, Thread NPT 1/2

A
1.76
B
0.78
E
0.19
F Hex
1-1/16

5FA2N

Tube OD 5/16, Thread NPT 1/8

A
1.34
B
0.41
E
0.219
F Hex
9/16

5FA4N

Tube OD 5/16, Thread NPT 1/4

A
1.48
B
0.59
E
0.25
F Hex
3/4

5FA6N

Tube OD 5/16, Thread NPT 3/8

A
1.59
B
0.59
E
0.281
F Hex
7/8

6FA2N

Tube OD 3/8, Thread NPT 1/8

A
1.35
B
0.41
E
0.28
F Hex
9/16

6FA4N

Tube OD 3/8, Thread NPT 1/4

A
1.5
B
0.59
E
0.28
F Hex
3/4

6FA6N

Tube OD 3/8, Thread NPT 3/8

A
1.59
B
0.59
E
0.28
F Hex
7/8

6FA8N

Tube OD 3/8, Thread NPT 1/2

A
1.84
B
0.78
E
0.28
F Hex
1-1/16

8FA4N

Tube OD 1/2, Thread NPT 1/4

A
1.71
B
0.59
E
0.39
F Hex
3/4

8FA6N

Tube OD 1/2, Thread NPT 3/8

A
1.79
B
0.59
E
0.39
F Hex
7/8

8FA8N

Tube OD 1/2, Thread NPT 1/2

A
2.04
B
0.78
E
0.39
F Hex
1-1/16

10FA6N

Tube OD 5/8, Thread NPT 3/8

A
1.86
B
0.59
E
0.469
F Hex
7/8

10FA8N

Tube OD 5/8, Thread NPT 1/2

A
2.09
B
0.78
E
0.5
F Hex
1-1/16

12FA8N

Tube OD 3/4, Thread NPT 1/2

A
2.08
B
0.78
E
0.59
F Hex
1-1/16

12FA12N

Tube OD 3/4, Thread NPT 3/4

A
2.16
B
0.81
E
0.59
F Hex
1-5/16

12FA16N

Tube OD 3/4, Thread NPT 1

A
2.3
B
1
E
0.59
F Hex
1-5/8

14FA12N

Tube OD 7/8, Thread NPT 3/4

A
2.22
B
0.81
E
0.57
F Hex
1-5/16

16FA12N

Tube OD 1, Thread NPT 3/4

A
2.39
B
0.81
E
0.8
F Hex
1-5/16

16FA16N

Tube OD 1, Thread NPT 1

A
2.53
B
1
E
0.8
F Hex
1-5/8
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