Steel Merchant and API Line Couplings On Matco-Norca, Inc.

Meets or exceeds all applicable ASTM, ANSI and API standards
Merchant Couplings stocked 1/8"- 6" diameters
API Line Couplings stocked 1/8"-8" diameters
API Couplings are rated at 300 PSI
API Couplings have tapered threads per API 5B
Full stock of specialty couplings, such as Half Couplings and Right and Left Couplings

Item #	Item Name	Nominal Diameter	Outer Diameter (O.D)	Pressure Rating	Coupling Type
MCH Coupling-1/8	N/A 1/8 Inch (in) Nominal Diameter Standard Merchant Coupling	N/A 1/8 in	N/A 0.563 in	N/A	N/A Standard Merchant
MCH Coupling-1/4	N/A 1/4 Inch (in) Nominal Diameter Standard Merchant Coupling	N/A 1/4 in	N/A 0.719 in	N/A	N/A Standard Merchant
MCH Coupling-3/8	N/A 3/8 Inch (in) Nominal Diameter Standard Merchant Coupling	N/A 3/8 in	N/A 0.875 in	N/A	N/A Standard Merchant
MCH Coupling-1/2	N/A 1/2 Inch (in) Nominal Diameter Standard Merchant Coupling	N/A 1/2 in	N/A 1.063 in	N/A	N/A Standard Merchant
MCH Coupling-3/4	N/A 3/4 Inch (in) Nominal Diameter Standard Merchant Coupling	N/A 3/4 in	N/A 1.313 in	N/A	N/A Standard Merchant
MCH Coupling-1	N/A 1 Inch (in) Nominal Diameter Standard Merchant Coupling	N/A 1 in	N/A 1.576 in	N/A	N/A Standard Merchant
MCH Coupling-1-1/4	N/A 1-1/4 Inch (in) Nominal Diameter Standard Merchant Coupling	N/A 1-1/4 in	N/A 1.900 in	N/A	N/A Standard Merchant
MCH Coupling-1-1/2	N/A 1-1/2 Inch (in) Nominal Diameter Standard Merchant Coupling	N/A 1-1/2 in	N/A 2.200 in	N/A	N/A Standard Merchant
MCH Coupling-2	N/A 2 Inch (in) Nominal Diameter Standard Merchant Coupling	N/A 2 in	N/A 2.750 in	N/A	N/A Standard Merchant
MCH Coupling-2-1/2	N/A 2-1/2 Inch (in) Nominal Diameter Standard Merchant Coupling	N/A 2-1/2 in	N/A 3.250 in	N/A	N/A Standard Merchant
MCH Coupling-3	N/A 3 Inch (in) Nominal Diameter Standard Merchant Coupling	N/A 3 in	N/A 4.000 in	N/A	N/A Standard Merchant
MCH Coupling-4	N/A 4 Inch (in) Nominal Diameter Standard Merchant Coupling	N/A 4 in	N/A 5.000 in	N/A	N/A Standard Merchant
MCH Coupling-5	N/A 5 Inch (in) Nominal Diameter Standard Merchant Coupling	N/A 5 in	N/A 6.296 in	N/A	N/A Standard Merchant
MCH Coupling-6	N/A 6 Inch (in) Nominal Diameter Standard Merchant Coupling	N/A 6 in	N/A 7.390 in	N/A	N/A Standard Merchant
HF Coupling-1/8	N/A 1/8 Inch (in) Nominal Diameter Half Coupling	N/A 1/8 in	N/A 0.563 in	N/A	N/A Half
HF Coupling-1/4	N/A 1/4 Inch (in) Nominal Diameter Half Coupling	N/A 1/4 in	N/A 0.719 in	N/A	N/A Half
HF Coupling-3/8	N/A 3/8 Inch (in) Nominal Diameter Half Coupling	N/A 3/8 in	N/A 0.875 in	N/A	N/A Half
HF Coupling-1/2	N/A 1/2 Inch (in) Nominal Diameter Half Coupling	N/A 1/2 in	N/A 1.063 in	N/A	N/A Half
HF Coupling-3/4	N/A 3/4 Inch (in) Nominal Diameter Half Coupling	N/A 3/4 in	N/A 1.313 in	N/A	N/A Half
HF Coupling-1	N/A 1 Inch (in) Nominal Diameter Half Coupling	N/A 1 in	N/A 1.576 in	N/A	N/A Half
HF Coupling-1-1/4	N/A 1-1/4 Inch (in) Nominal Diameter Half Coupling	N/A 1-1/4 in	N/A 1.900 in	N/A	N/A Half
HF Coupling-1-1/2	N/A 1-1/2 Inch (in) Nominal Diameter Half Coupling	N/A 1-1/2 in	N/A 2.200 in	N/A	N/A Half
HF Coupling-2	N/A 2 Inch (in) Nominal Diameter Half Coupling	N/A 2 in	N/A 2.750 in	N/A	N/A Half
API Coupling-1/8	N/A 1/8 Inch (in) Nominal Diameter API Coupling	N/A 1/8 in	N/A 0.563 in	N/A 300 psi	N/A API
API Coupling-1/4	N/A 1/4 Inch (in) Nominal Diameter API Coupling	N/A 1/4 in	N/A 0.719 in	N/A 300 psi	N/A API

MCH Coupling-1/8

N/A 1/8 Inch (in) Nominal Diameter Standard Merchant Coupling

N/A 1/8 in

N/A 0.563 in

N/A

N/A Standard Merchant

MCH Coupling-1/4

N/A 1/4 Inch (in) Nominal Diameter Standard Merchant Coupling

N/A 1/4 in

N/A 0.719 in

N/A

N/A Standard Merchant

MCH Coupling-3/8

N/A 3/8 Inch (in) Nominal Diameter Standard Merchant Coupling

N/A 3/8 in

N/A 0.875 in

N/A

N/A Standard Merchant

MCH Coupling-1/2

N/A 1/2 Inch (in) Nominal Diameter Standard Merchant Coupling

N/A 1/2 in

N/A 1.063 in

N/A

N/A Standard Merchant

MCH Coupling-3/4

N/A 3/4 Inch (in) Nominal Diameter Standard Merchant Coupling

N/A 3/4 in

N/A 1.313 in

N/A

N/A Standard Merchant

MCH Coupling-1

N/A 1 Inch (in) Nominal Diameter Standard Merchant Coupling

N/A 1 in

N/A 1.576 in

N/A

N/A Standard Merchant

MCH Coupling-1-1/4

N/A 1-1/4 Inch (in) Nominal Diameter Standard Merchant Coupling

N/A 1-1/4 in

N/A 1.900 in

N/A

N/A Standard Merchant

MCH Coupling-1-1/2

N/A 1-1/2 Inch (in) Nominal Diameter Standard Merchant Coupling

N/A 1-1/2 in

N/A 2.200 in

N/A

N/A Standard Merchant

MCH Coupling-2

N/A 2 Inch (in) Nominal Diameter Standard Merchant Coupling

N/A 2 in

N/A 2.750 in

N/A

N/A Standard Merchant

MCH Coupling-2-1/2

N/A 2-1/2 Inch (in) Nominal Diameter Standard Merchant Coupling

N/A 2-1/2 in

N/A 3.250 in

N/A

N/A Standard Merchant

MCH Coupling-3

N/A 3 Inch (in) Nominal Diameter Standard Merchant Coupling

N/A 3 in

N/A 4.000 in

N/A

N/A Standard Merchant

MCH Coupling-4

N/A 4 Inch (in) Nominal Diameter Standard Merchant Coupling

N/A 4 in

N/A 5.000 in

N/A

N/A Standard Merchant

MCH Coupling-5

N/A 5 Inch (in) Nominal Diameter Standard Merchant Coupling

N/A 5 in

N/A 6.296 in

N/A

N/A Standard Merchant

MCH Coupling-6

N/A 6 Inch (in) Nominal Diameter Standard Merchant Coupling

N/A 6 in

N/A 7.390 in

N/A

N/A Standard Merchant

HF Coupling-1/8

N/A 1/8 Inch (in) Nominal Diameter Half Coupling

N/A 1/8 in

N/A 0.563 in

N/A

N/A Half

HF Coupling-1/4

N/A 1/4 Inch (in) Nominal Diameter Half Coupling

N/A 1/4 in

N/A 0.719 in

N/A

N/A Half

HF Coupling-3/8

N/A 3/8 Inch (in) Nominal Diameter Half Coupling

N/A 3/8 in

N/A 0.875 in

N/A

N/A Half

HF Coupling-1/2

N/A 1/2 Inch (in) Nominal Diameter Half Coupling

N/A 1/2 in

N/A 1.063 in

N/A

N/A Half

HF Coupling-3/4

N/A 3/4 Inch (in) Nominal Diameter Half Coupling

N/A 3/4 in

N/A 1.313 in

N/A

N/A Half

HF Coupling-1

N/A 1 Inch (in) Nominal Diameter Half Coupling

N/A 1 in

N/A 1.576 in

N/A

N/A Half

HF Coupling-1-1/4

N/A 1-1/4 Inch (in) Nominal Diameter Half Coupling

N/A 1-1/4 in

N/A 1.900 in

N/A

N/A Half

HF Coupling-1-1/2

N/A 1-1/2 Inch (in) Nominal Diameter Half Coupling

N/A 1-1/2 in

N/A 2.200 in

N/A

N/A Half

HF Coupling-2

N/A 2 Inch (in) Nominal Diameter Half Coupling

N/A 2 in

N/A 2.750 in

N/A

N/A Half

API Coupling-1/8

N/A 1/8 Inch (in) Nominal Diameter API Coupling

N/A 1/8 in

N/A 0.563 in

N/A 300 psi

N/A API

API Coupling-1/4

N/A 1/4 Inch (in) Nominal Diameter API Coupling

N/A 1/4 in

N/A 0.719 in

N/A 300 psi

N/A API

Item #

Item Name

Nominal Diameter

Outer Diameter (O.D)

Pressure Rating

Coupling Type