Pipe Fittings_

Product category

STANDARD MERCHANT COUPLINGS AND STANDARD HALF COUPLINGS

STANDARD MERCHANT COUPLINGS
AND STANDARD HALF COUPLINGS
* Black & Galvanized

Sizes 1/8" thru 2" are straight tapped.
2-1/2" and larger are taper tapped 3/4"
per foot on diameter.
Standard half couplings are chamfered
on one end, with the other end square
cut. All sizes are dipped in rust preventive.
Note : Standard merchant couplings can
be furnished taper tapped or straight
tapped in all sizes.

Nominal
Size
(inches)

Pipe
O.D.

Coupling
Outside
Dia.

Threads
Per
Inch

Standard
Merchant

Standard
Half

Coupling Length
(inches)

Approx. Wt. Per
100 Pcs.

Coupling Length
(inches)

Approx. Wt. Per
100 Pcs.

1/8"
1/4"
3/8"
1/2"
3/4"
1"
1-1/4"
1-1/2"
2"
2-1/2"
3"
3-1/2"
4"
5"
6"

.405
0.540
.675
.840
1.050
1.315
1.660
1.900
2.375
2.875
3.500
4.000
4.500
5.563
6.625

.563
.719
.875
1.063
1.313
1.576
1.900
2.200
2.750
3.250
4.000
4.625
5.000
6.296
7.390

27
18
18
14
14
11-1/2
11-1/2
11-1/2
11-1/2
8
8
8
8
8
8

.813
1.188
1.188
1.563
1.625
2.000
2.063
2.063
2.125
3.125
3.250
3.375
3.500
3.750
4.000

3 LBS
7
9
17
26
40
48
67
105
209
335
482
461
852
1127

.344
.531
.531
.719
.750
.938
.969
.969
1.000
1.500
1.563
1.625
1.688
1.750
1.875

1.5 LBS
3.5
5
8
12
18
23
32
47
96
160
222
211
380
528