Skip Content

Coupling close
close x

Using 360° Viewing:

  1. Rotate: Use top-to-bottom, side-to-side by use of mouse arrow.
  2. Zoom In: Double click on image.
  3. Zoom Out/Reset: Put photo at full zoom & then double click.

Coupling

GRAINGER APPROVED VENDOR


Technical Specs

  • Fittings Sub-CategoryCouplings 
  • ItemCoupling 
BrandGRAINGER APPROVED VENDOR 
Body Material
Please Select
Class
Please Select
Pipe Size
Please Select
Connection Type
Please Select
Select items to compareView Compare
46 Products
Compare /
Item #
Mfr. Model #
Body Material
Class
Pipe Size
Connection Type
Availability
Price
Qty
1MMZ9
Black Forged Steel
1/8"
FNPT

$3.09 / each

Coupling,1/8 In.,NPT
Catalog Page #  3873 

Price: $3.09 / each

Technical Specs

  • Fittings Sub-CategoryCouplings
  • ItemCoupling
  • Body MaterialBlack Forged Steel
  • Pipe Size1/8"
  • Connection TypeFNPT
1MNW6
Black Forged Steel
1/8"
Socket Weld

Clearance - Limited Quantity Available

$0.49 / each

Coupling,1/8 In.,Socket Weld
Catalog Page #  3873 

Clearance Price:
$0.49 / each

Price: $3.05 / each

Technical Specs

  • Fittings Sub-CategoryCouplings
  • ItemCoupling
  • Body MaterialBlack Forged Steel
  • Pipe Size1/8"
  • Connection TypeSocket Weld
1MNA1
Black Forged Steel
1/4"
FNPT

$2.55 / each

Coupling,1/4 In.,NPT
Catalog Page #  3873 

Price: $2.55 / each

Technical Specs

  • Fittings Sub-CategoryCouplings
  • ItemCoupling
  • Body MaterialBlack Forged Steel
  • Pipe Size1/4"
  • Connection TypeFNPT
1MNA2
Black Forged Steel
3/8"
FNPT

$3.34 / each

Coupling,3/8 In.,NPT
Catalog Page #  3873 

Price: $3.34 / each

Technical Specs

  • Fittings Sub-CategoryCouplings
  • ItemCoupling
  • Body MaterialBlack Forged Steel
  • Pipe Size3/8"
  • Connection TypeFNPT
1MNW8
Black Forged Steel
3/8"
Socket Weld

$3.39 / each

Coupling,3/8 In.,Socket Weld
Catalog Page #  3873 

Price: $3.39 / each

Technical Specs

  • Fittings Sub-CategoryCouplings
  • ItemCoupling
  • Body MaterialBlack Forged Steel
  • Pipe Size3/8"
  • Connection TypeSocket Weld
1MNA3
Black Forged Steel
1/2"
FNPT

$2.89 / each

Coupling,1/2 In.,NPT
Catalog Page #  3873 

Price: $2.89 / each

Technical Specs

  • Fittings Sub-CategoryCouplings
  • ItemCoupling
  • Body MaterialBlack Forged Steel
  • Pipe Size1/2"
  • Connection TypeFNPT
1MNW9
Black Forged Steel
1/2"
Socket Weld

$6.70 / each

Coupling,1/2 In.,Socket Weld
Catalog Page #  3873 

Price: $6.70 / each

Technical Specs

  • Fittings Sub-CategoryCouplings
  • ItemCoupling
  • Body MaterialBlack Forged Steel
  • Pipe Size1/2"
  • Connection TypeSocket Weld
1MNA4
Black Forged Steel
3/4"
FNPT

$3.78 / each

Coupling,3/4 In.,NPT
Catalog Page #  3873 

Price: $3.78 / each

Technical Specs

  • Fittings Sub-CategoryCouplings
  • ItemCoupling
  • Body MaterialBlack Forged Steel
  • Pipe Size3/4"
  • Connection TypeFNPT
1MNX1
Black Forged Steel
3/4"
Socket Weld

$6.70 / each

Coupling,3/4 In.,Socket Weld
Catalog Page #  3873 

Price: $6.70 / each

Technical Specs

  • Fittings Sub-CategoryCouplings
  • ItemCoupling
  • Body MaterialBlack Forged Steel
  • Pipe Size3/4"
  • Connection TypeSocket Weld
1MNA5
Black Forged Steel
1"
FNPT

$4.84 / each

Coupling,1 In.,NPT
Catalog Page #  3873 

Price: $4.84 / each

Technical Specs

  • Fittings Sub-CategoryCouplings
  • ItemCoupling
  • Body MaterialBlack Forged Steel
  • Pipe Size1"
  • Connection TypeFNPT
1MNX2
Black Forged Steel
1"
Socket Weld

$7.19 / each

Coupling,1 In.,Socket Weld
Catalog Page #  3873 

Price: $7.19 / each

Technical Specs

  • Fittings Sub-CategoryCouplings
  • ItemCoupling
  • Body MaterialBlack Forged Steel
  • Pipe Size1"
  • Connection TypeSocket Weld
1MNA6
Black Forged Steel
1-1/4"
FNPT

$8.81 / each

Coupling,1-1/4 In.,NPT
Catalog Page #  3873 

Price: $8.81 / each

Technical Specs

  • Fittings Sub-CategoryCouplings
  • ItemCoupling
  • Body MaterialBlack Forged Steel
  • Pipe Size1-1/4"
  • Connection TypeFNPT
1MNX3
Black Forged Steel
1-1/4"
Socket Weld

$7.77 / each

Coupling,1-1/4 In.,Socket Weld
Catalog Page #  3873 

Price: $7.77 / each

Technical Specs

  • Fittings Sub-CategoryCouplings
  • ItemCoupling
  • Body MaterialBlack Forged Steel
  • Pipe Size1-1/4"
  • Connection TypeSocket Weld
1MNA7
Black Forged Steel
1-1/2"
FNPT

$11.95 / each

Coupling,1-1/2 In.,NPT
Catalog Page #  3873 

Price: $11.95 / each

Technical Specs

  • Fittings Sub-CategoryCouplings
  • ItemCoupling
  • Body MaterialBlack Forged Steel
  • Pipe Size1-1/2"
  • Connection TypeFNPT
1MNX4
Black Forged Steel
1-1/2"
Socket Weld

$8.59 / each

Coupling,1-1/2 In.,Socket Weld
Catalog Page #  3873 

Price: $8.59 / each

Technical Specs

  • Fittings Sub-CategoryCouplings
  • ItemCoupling
  • Body MaterialBlack Forged Steel
  • Pipe Size1-1/2"
  • Connection TypeSocket Weld
1MNA8
Black Forged Steel
2"
FNPT

$12.51 / each

Coupling,2 In.,NPT
Catalog Page #  3873 

Price: $12.51 / each

Technical Specs

  • Fittings Sub-CategoryCouplings
  • ItemCoupling
  • Body MaterialBlack Forged Steel
  • Pipe Size2"
  • Connection TypeFNPT
1MNX5
Black Forged Steel
2"
Socket Weld

$13.71 / each

Coupling,2 In.,Socket Weld
Catalog Page #  3873 

Price: $13.71 / each

Technical Specs

  • Fittings Sub-CategoryCouplings
  • ItemCoupling
  • Body MaterialBlack Forged Steel
  • Pipe Size2"
  • Connection TypeSocket Weld
1MNA9
Black Forged Steel
2-1/2"
FNPT

$38.20 / each

Coupling,2-1/2 In.,NPT
Catalog Page #  3873 

Price: $38.20 / each

Technical Specs

  • Fittings Sub-CategoryCouplings
  • ItemCoupling
  • Body MaterialBlack Forged Steel
  • Pipe Size2-1/2"
  • Connection TypeFNPT
1MNX6
Black Forged Steel
2-1/2"
Socket Weld

$30.85 / each

Coupling,2-1/2 In.,Socket Weld
Catalog Page #  3873 

Price: $30.85 / each

Technical Specs

  • Fittings Sub-CategoryCouplings
  • ItemCoupling
  • Body MaterialBlack Forged Steel
  • Pipe Size2-1/2"
  • Connection TypeSocket Weld
1MNB1
Black Forged Steel
3"
FNPT

$63.90 / each

Coupling,3 In.,NPT
Catalog Page #  3873 

Price: $63.90 / each

Technical Specs

  • Fittings Sub-CategoryCouplings
  • ItemCoupling
  • Body MaterialBlack Forged Steel
  • Pipe Size3"
  • Connection TypeFNPT
1MNX7
Black Forged Steel
3"
Socket Weld

$61.65 / each

Coupling,3 In.,Socket Weld
Catalog Page #  3873 

Price: $61.65 / each

Technical Specs

  • Fittings Sub-CategoryCouplings
  • ItemCoupling
  • Body MaterialBlack Forged Steel
  • Pipe Size3"
  • Connection TypeSocket Weld
1MNB2
Black Forged Steel
4"
FNPT

$124.60 / each

Coupling,4 In.,NPT
Catalog Page #  3873 

Price: $124.60 / each

Technical Specs

  • Fittings Sub-CategoryCouplings
  • ItemCoupling
  • Body MaterialBlack Forged Steel
  • Pipe Size4"
  • Connection TypeFNPT
1MNX8
Black Forged Steel
4"
Socket Weld

$92.35 / each

Coupling,4 In.,Socket Weld
Catalog Page #  3873 

Price: $92.35 / each

Technical Specs

  • Fittings Sub-CategoryCouplings
  • ItemCoupling
  • Body MaterialBlack Forged Steel
  • Pipe Size4"
  • Connection TypeSocket Weld
5P549
Black Malleable Iron
150
1/8"
FNPT

$3.25 / each

Coupling,1/8 In.,FNPT
Catalog Page #  3864 

Price: $3.25 / each

Technical Specs

  • Fittings Sub-CategoryCouplings
  • ItemCoupling
  • Body MaterialBlack Malleable Iron
  • Class150
  • Pipe Size1/8"
  • Connection TypeFNPT
5P550
Black Malleable Iron
150
1/4"
FNPT

$2.78 / each

Coupling,1/4 In.,FNPT
Catalog Page #  3864 

Price: $2.78 / each

Technical Specs

  • Fittings Sub-CategoryCouplings
  • ItemCoupling
  • Body MaterialBlack Malleable Iron
  • Class150
  • Pipe Size1/4"
  • Connection TypeFNPT
5P551
Black Malleable Iron
150
3/8"
FNPT

$2.75 / each

Coupling,3/8 In.,FNPT
Catalog Page #  3864 

Price: $2.75 / each

Technical Specs

  • Fittings Sub-CategoryCouplings
  • ItemCoupling
  • Body MaterialBlack Malleable Iron
  • Class150
  • Pipe Size3/8"
  • Connection TypeFNPT
5P552
Black Malleable Iron
150
1/2"
FNPT

$2.34 / each

Coupling,1/2 In.,FNPT
Catalog Page #  3864 

Price: $2.34 / each

Technical Specs

  • Fittings Sub-CategoryCouplings
  • ItemCoupling
  • Body MaterialBlack Malleable Iron
  • Class150
  • Pipe Size1/2"
  • Connection TypeFNPT
5P553
Black Malleable Iron
150
3/4"
FNPT

$2.75 / each

Coupling,3/4 In.,FNPT
Catalog Page #  3864 

Price: $2.75 / each

Technical Specs

  • Fittings Sub-CategoryCouplings
  • ItemCoupling
  • Body MaterialBlack Malleable Iron
  • Class150
  • Pipe Size3/4"
  • Connection TypeFNPT
5P554
Black Malleable Iron
150
1"
FNPT

$3.85 / each

Coupling,1 In.,FNPT
Catalog Page #  3864 

Price: $3.85 / each

Technical Specs

  • Fittings Sub-CategoryCouplings
  • ItemCoupling
  • Body MaterialBlack Malleable Iron
  • Class150
  • Pipe Size1"
  • Connection TypeFNPT
5P555
Black Malleable Iron
150
1-1/4"
FNPT

$5.38 / each

Coupling,1-1/4 In.,FNPT
Catalog Page #  3864 

Price: $5.38 / each

Technical Specs

  • Fittings Sub-CategoryCouplings
  • ItemCoupling
  • Body MaterialBlack Malleable Iron
  • Class150
  • Pipe Size1-1/4"
  • Connection TypeFNPT
5P556
Black Malleable Iron
150
1-1/2"
FNPT

$7.21 / each

Coupling,1-1/2 In.,FNPT
Catalog Page #  3864 

Price: $7.21 / each

Technical Specs

  • Fittings Sub-CategoryCouplings
  • ItemCoupling
  • Body MaterialBlack Malleable Iron
  • Class150
  • Pipe Size1-1/2"
  • Connection TypeFNPT
5P557
Black Malleable Iron
150
2"
FNPT

$10.23 / each

Coupling,2 In.,FNPT
Catalog Page #  3864 

Price: $10.23 / each

Technical Specs

  • Fittings Sub-CategoryCouplings
  • ItemCoupling
  • Body MaterialBlack Malleable Iron
  • Class150
  • Pipe Size2"
  • Connection TypeFNPT
2WU59
Black Malleable Iron
150
2-1/2"
FNPT

$20.21 / each

Coupling,2-1/2 In.,FNPT
Catalog Page #  3864 

Price: $20.21 / each

Technical Specs

  • Fittings Sub-CategoryCouplings
  • ItemCoupling
  • Body MaterialBlack Malleable Iron
  • Class150
  • Pipe Size2-1/2"
  • Connection TypeFNPT
2WU60
Black Malleable Iron
150
3"
FNPT

$28.70 / each

Coupling,3 In.,FNPT
Catalog Page #  3864 

Price: $28.70 / each

Technical Specs

  • Fittings Sub-CategoryCouplings
  • ItemCoupling
  • Body MaterialBlack Malleable Iron
  • Class150
  • Pipe Size3"
  • Connection TypeFNPT
2WU61
Black Malleable Iron
150
4"
FNPT

$48.80 / each

Coupling,4 In.,FNPT
Catalog Page #  3864 

Price: $48.80 / each

Technical Specs

  • Fittings Sub-CategoryCouplings
  • ItemCoupling
  • Body MaterialBlack Malleable Iron
  • Class150
  • Pipe Size4"
  • Connection TypeFNPT
1LBY3
Black Malleable Iron
300
1/4"
FNPT

$7.42 / each

Coupling,1/4 In.,FNPT
Catalog Page #  3870 

Price: $7.42 / each

Technical Specs

  • Fittings Sub-CategoryCouplings
  • ItemCoupling
  • Body MaterialBlack Malleable Iron
  • Class300
  • Pipe Size1/4"
  • Connection TypeFNPT
1LBY4
Black Malleable Iron
300
3/8"
FNPT

$8.14 / each

Coupling,3/8 In.,FNPT
Catalog Page #  3870 

Price: $8.14 / each

Technical Specs

  • Fittings Sub-CategoryCouplings
  • ItemCoupling
  • Body MaterialBlack Malleable Iron
  • Class300
  • Pipe Size3/8"
  • Connection TypeFNPT
1LBY5
Black Malleable Iron
300
1/2"
FNPT

$8.99 / each

Coupling,1/2 In.,FNPT
Catalog Page #  3870 

Price: $8.99 / each

Technical Specs

  • Fittings Sub-CategoryCouplings
  • ItemCoupling
  • Body MaterialBlack Malleable Iron
  • Class300
  • Pipe Size1/2"
  • Connection TypeFNPT
1LBY6
Black Malleable Iron
300
3/4"
FNPT

$10.63 / each

Coupling,3/4 In.,FNPT
Catalog Page #  3870 

Price: $10.63 / each

Technical Specs

  • Fittings Sub-CategoryCouplings
  • ItemCoupling
  • Body MaterialBlack Malleable Iron
  • Class300
  • Pipe Size3/4"
  • Connection TypeFNPT
1LBY7
Black Malleable Iron
300
1"
FNPT

$16.07 / each

Coupling,1 In.,FNPT
Catalog Page #  3870 

Price: $16.07 / each

Technical Specs

  • Fittings Sub-CategoryCouplings
  • ItemCoupling
  • Body MaterialBlack Malleable Iron
  • Class300
  • Pipe Size1"
  • Connection TypeFNPT
1LBY8
Black Malleable Iron
300
1-1/4"
FNPT

$27.85 / each

Coupling,1-1/4 In.,FNPT
Catalog Page #  3870 

Price: $27.85 / each

Technical Specs

  • Fittings Sub-CategoryCouplings
  • ItemCoupling
  • Body MaterialBlack Malleable Iron
  • Class300
  • Pipe Size1-1/4"
  • Connection TypeFNPT
1LBY9
Black Malleable Iron
300
1-1/2"
FNPT

$34.80 / each

Coupling,1-1/2 In.,FNPT
Catalog Page #  3870 

Price: $34.80 / each

Technical Specs

  • Fittings Sub-CategoryCouplings
  • ItemCoupling
  • Body MaterialBlack Malleable Iron
  • Class300
  • Pipe Size1-1/2"
  • Connection TypeFNPT
1LBZ1
Black Malleable Iron
300
2"
FNPT

$55.35 / each

Coupling,2 In.,FNPT
Catalog Page #  3870 

Price: $55.35 / each

Technical Specs

  • Fittings Sub-CategoryCouplings
  • ItemCoupling
  • Body MaterialBlack Malleable Iron
  • Class300
  • Pipe Size2"
  • Connection TypeFNPT
1LBZ2
Black Malleable Iron
300
2-1/2"
FNPT

Item ships within 2 business days from supplier

$87.05 / each

Coupling,2-1/2 In.,FNPT
Catalog Page #  3870 

Price: $87.05 / each

Technical Specs

  • Fittings Sub-CategoryCouplings
  • ItemCoupling
  • Body MaterialBlack Malleable Iron
  • Class300
  • Pipe Size2-1/2"
  • Connection TypeFNPT
1LBZ3
Black Malleable Iron
300
3"
FNPT

$127.00 / each

Coupling,3 In.,FNPT
Catalog Page #  3870 

Price: $127.00 / each

Technical Specs

  • Fittings Sub-CategoryCouplings
  • ItemCoupling
  • Body MaterialBlack Malleable Iron
  • Class300
  • Pipe Size3"
  • Connection TypeFNPT
1MNW7
Carbon Steel
1/4"
Socket Weld

$2.67 / each

Coupling,1/4 In.,Socket Weld
Catalog Page #  3873 

Price: $2.67 / each

Technical Specs

  • Fittings Sub-CategoryCouplings
  • ItemCoupling
  • Body MaterialCarbon Steel
  • Pipe Size1/4"
  • Connection TypeSocket Weld