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Stainless Steel Coupling Nuts

Stainless Steel
Coupling Nuts

Review star icon Review star icon Review star icon Review star icon Review star icon 3 reviews

Type 18-8 and 316 Stainless Steel


Sold by the piece
Buy more and save! See discounts below.
18-8 Stainless Steel
  • Diameter
  • Code
  • Length
    Wrench Size
  • Price
  • Qty
  •  
  • 1/4"-20
  • 14CPL
  • 7/8"
    3/8"
  • 14CPL
  • 1+    $0.73/ea
    100+    $0.66/ea

1/4"-20 x 7/8" Coupling Nut 18-8SS

1/4

  • 5/16"-18
  • 516CPL
  • 1"
    7/16"
  • 516CPL
  • 1+    $0.80/ea
    100+    $0.72/ea

5/16" -18 x 1" Coupling Nut 18-8

5/16

  • 3/8"-16
  • 38CPL
  • 1-1/8"
    1/2"
  • 38CPL
  • 1+    $1.20/ea
    100+    $1.04/ea

3/8"-16 x 1-1/8" Coupling Nut 18-8SS

3/8

  • 1/2"-13
  • 12CPL
  • 1-1/4"
    5/8"
  • 12CPL
  • 1+    $2.66/ea
    50+    $2.18/ea

1/2"-13 x 1-1/4" Coupling Nut 18-8SS

1/2

  • 5/8"-11
  • 58CPL
  • 1-3/4"
    7/8"
  • 58CPL
  • 1+    $5.87/ea
    25+    $5.26/ea

5/8"-11 x 1-3/4" Coupling Nut 18-8SS

5/8

  • 3/4"-10
  • 34CPL
  • 2"
    1"
  • 34CPL
  • 1+    $8.55/ea
    25+    $7.70/ea

3/4"-10 x 2" Coupling Nut 18-8

3/4

  • 7/8"-9
  • 78CPL
  • 2-1/2"
    1-1/4"
  • 78CPL
  • 1+  $16.14/ea
    10+  $14.53/ea

7/8"-9 x 2-1/2" Coupling Nut 18-8SS

7/8

  • 1"-8
  • 100CPL
  • 2-1/2"
    1-3/8"
  • 100CPL
  • 1+  $22.82/ea
    10+  $20.54/ea

1"-8 x 2-1/2" Coupling Nut 18-8SS

1

316 Stainless Steel - Marine Grade
  • Diameter
  • Code
  • Length
    Wrench Size
  • Price
  • Qty
  •  
  • 1/4"-20
  • 14CPL6
  • 7/8"
    3/8"
  • 14CPL6
  • 1+    $1.18/ea
    100+    $1.06/ea

1/4"-20 x 7/8" Coupling Nut 316SS

1/4

  • 5/16"-18
  • 516CPL6
  • 1"
    7/16"
  • 516CPL6
  • 1+    $1.27/ea
    100+    $1.14/ea

5/16" -18 x 1" Coupling Nut 316SS

5/16

  • 3/8"-16
  • 38CPL6
  • 1-1/8"
    1/2"
  • 38CPL6
  • 1+    $1.58/ea
    100+    $1.42/ea

3/8"-16 x 1-1/8" Coupling Nut 316SS

3/8

  • 1/2"-13
  • 12CPL6
  • 1-1/4"
    5/8"
  • 12CPL6
  • 1+    $3.18/ea
    50+    $2.76/ea
  • Out of Stock

1/2"-13 x 1-1/4" Coupling Nut 316SS

1/2

  • 5/8"-11
  • 58CPL6
  • 1-3/4"
    7/8"
  • 58CPL6
  • 1+  $10.63/ea
    25+    $9.56/ea

5/8"-11 x 1-3/4" Coupling Nut 316SS

5/8

  • 3/4"-10
  • 34CPL6
  • 2"
    1"
  • 34CPL6
  • 1+  $13.13/ea
    25+  $11.81/ea

3/4"-10 x 2" Coupling Nut 316SS

3/4

  • 7/8"-9
  • 78CPL6
  • 2-1/2"
    1-1/4"
  • 78CPL6
  • 1+  $37.78/ea
    10+  $34.00/ea

7/8"-9 x 2-1/2" Coupling Nut 316SS

7/8

  • 1"-8
  • 100CPL6
  • 2-1/2"
    1-3/8"
  • 100CPL6
  • 1+  $39.32/ea
    10+  $35.39/ea

1"-8 x 2-1/2" Coupling Nut 316SS

1

  • Q&A

Additional Products


Stainless Steel Fully Threaded Rod

Stainless Steel Fully Threaded Rod

Write a Review

18-8 & 316 Stainless Steel

  • You may cut stainless steel threaded rod to the desired length with a diamond or carborundum blade
  • Ideal for applications requiring a longer length bolt
  • Be sure to use anti-seize compound or lubricant like WD-40 to prevent thread seizing.
  • Approved for use in the new ACQ lumber
6 foot lengths are available in most diameters. *Depending on size, minimums may apply

*Does not qualify for free shipping. Shipping details in additional information section below

Get A Quote for 6' Threaded Rod
3 ft Threaded Rod
18-8 Stainless Steel
  • Diameter
  • Code
  • Price
  • Qty
  • 1/4"-20
  • 14RDS
  • 14RDS
  • $4.44/each

1/4"-20 x 3ft Threaded Rod 18-8SS

1/4

  • 5/16"-18
  • 516RDS
  • 516RDS
  • $7.20/each

5/16"-18 x 3ft Threaded Rod 18-8SS

5/16

  • 3/8"-16
  • 38RDS
  • 38RDS
  • $8.40/each

3/8"-16 x 3 ft Threaded Rod 18-8SS

3/8

  • 1/2"-13
  • 12RDS
  • 12RDS
  • $12.50/each

1/2"-13 x 3 ft Threaded Rod 18-8SS

1/2

  • 5/8"-11
  • 58RDS
  • 58RDS
  • $18.42/each

5/8"-11 x 3ft Threaded Rod 18-8SS

5/8

  • 3/4"-10
  • 34RDS
  • 34RDS
  • $26.75/each

3/4"-10 x 3ft Threaded Rod 18-8SS

3/4

  • 1"-8
  • 100RDS
  • 100RDS
  • $44.75/each

1"-8 x 3 ft Threaded Rod 18-8SS

1

3ft Threaded Rod
316 Stainless Steel
  • Diameter
  • Code
  • Price
  • Qty
  • 1/4"-20
  • 14RDS6
  • 14RDS6
  • $7.20/each

1/4"-20 x 3ft Threaded Rod 316SS

1/4

  • 5/16"-18
  • 516RDS6
  • 516RDS6
  • $12.00/each

5/16"-18 x 3ft Threaded Rod 316SS

5/16

  • 3/8"-16
  • 38RDS6
  • 38RDS6
  • $15.15/each

3/8"-16 x 3 ft Threaded Rod 316SS

3/8

  • 1/2"-13
  • 12RDS6
  • 12RDS6
  • $18.75/each

1/2"-13 x 3ft Threaded Rod 316SS

1/2

  • 5/8"-11
  • 58RDS6
  • 58RDS6
  • $23.40/each

5/8"-11 x 3ft Threaded Rod 316SS

5/8

  • 3/4"-10
  • 34RDS6
  • 34RDS6
  • $35.15/each

3/4"-10 x 3ft Threaded Rod 316SS

3/4

  • 1"-8
  • 100RDS6
  • 100RDS6
  • $69.00/each

1"-8 x 3 ft Threaded Rod 316SS

1

  • Additional Information
  • Q&A
Shipping Information: Due to its length and size, all threaded rod must ship in its own box with a separate shipping charge.

Adjustments to the shipping charges shown in your shopping cart will be made when your order is processed (Actual shipping charges charges will be applied for a separate package), or you may enter your rod as a separate order to see an approximation of shipping costs.

A surcharge is charged by shipping carriers for "oversized" packages (currently $22.95) Please note that any shipping surcharges will not appear in your cart and will be added to your invoice during processing.

SUGGESTED PRODUCTS

  • Stainless Steel Acorn Hex Cap Nuts
    Stainless Steel Acorn Hex Cap Nuts
    $0.16–$8.88
  • Stainless Steel Hex Nuts
    Stainless Steel Hex Nuts
    $0.07–$3.20
  • Stainless Steel Coupling Nuts
    Stainless Steel Coupling Nuts
    $0.73–$39.32

Reviews

Write a review

Maintenance Supervisor
Sep 10, 2018  |  By Don Nordhaus
Review star icon Review star icon Review star icon Review star icon Review star icon
Item as described, very reasonable price and shipping. Perfect for what I was using them for! Thank You!!


Exactly what I needed
Apr 3, 2019  |  By Fred Gately
Review star icon Review star icon Review star icon Review star icon Review star icon
Kind of a specialty need, specifically for a motorcycle project. I could source these locally, but not in stainless. Nice to be able to find exactly what you need. Good service too!


Coupling nuts
Apr 10, 2019  |  By Ted Chernok
Review star icon Review star icon Review star icon Review star icon Review star icon
These are wonderful.

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