JavaScript seems to be disabled in your browser. For the best experience on our site, be sure to turn on Javascript in your browser.

We use cookies to make your experience better. To comply with the new e-Privacy directive, we need to ask for your consent to set the cookies. Learn more.

YOUR COMPLETE SOURCE | SAVE MONEY | SAME DAY SHIPPING | FREE USA DELIVERY ON ORDERS $25+

My Account

Advanced Search

My Cart

All Departments
Screws
- Self Tapping Screws
  
  Machine Screws
  
  Drywall Screws
  
  Self Drilling Screws
  
  Thumb Screws
  
  Thread Cutting Screws
  
  Thread Forming Screws
  
  SEMS Screws
  Deck Screws
  
  Self Piercing Screws
  
  Wood Screws
  
  Lag Screws
  
  Concrete Screws
  
  Serrated Hex Flange Screws
  
  Weld Screws
  
  Wing Screws
Bolts
- Carriage Bolts
  
  Hanger Bolts
  
  Hex Flange & Frame Bolts
  
  Hex Tap Bolts
  
  Plow Bolts
  
  Square Head Machine Bolts
  
  Hex Cap Screw
  
  Structural Bolts
Washers
- Countersunk Finishing Washers
  
  Dock Washers
  
  External Tooth Lockwashers
  
  Fender Washers
  
  Flat Washers
  
  Internal Tooth Lockwashers
  
  Internal
  
  Split Lockwashers
  Sealing Washers
  
  Thru Hard Washers
  
  Internal/External Combo Tooth lockwashers
Rivets
- Blind Rivets
  
  Bulbing Type Blind Rivets
  
  Drive Pin Rivets
  
  Multi Grip Rivets
  
  Structural Rivets
Spacers & Standoffs
- Round Spacers
  
  Hex Standoffs (Female / Female)
  
  Round standoffs (female/female)
  
  Hex standoffs (male/female)
  
  Round standoffs (male/female)
  
  Hex Jack Screws
  
  Hex Spacers
Electronic Hardware
- Captive Panel Fasteners
  
  Hex Panel Nuts
  
  Pins
  
  Pem/captive style clinch hardware
  
  Nylon cable clamps
Mil-Spec
- Mil-Spec Bolts
  
  Mil-Spec Machine Screws
  
  Mil-Spec Nuts
  
  Mil-Spec Self Tapping Screws
  
  Mil-Spec Sockets
  
  Mil Spec Washers
Retaining Rings
- E Style Retaining Rings
  
  External Style Retaining Rings
  
  Internal Style Retaining Rings
Anchors
- Plastic Anchors
  
  Hollow Wall Anchors
  
  Wallboard Anchors
  
  Toggle Bolts
  
  Drop-In Anchors
  
  Wedge Anchors
  
  Hammer Drive Anchors
  
  Sleeve Anchors
  Expansion Anchors
  
  Split Drive Anchors
Tools
- Insert
Sockets
- Socket Cap Screws
  
  Set Screws
  
  Shoulder Screws
  
  Hex Keys
  
  Socket Pipe Plugs
Nuts
- Keps Nuts
  
  Conduit Locknuts
  
  All Metal Locknuts
  
  Panel Nuts
  
  Square Nuts
  
  Flange Nuts
  
  Nylon Insert Locknuts
  
  Tee Nuts
  Thumb & Wing Nuts
  
  Weld Nuts
  
  Flex Locknuts
  
  Two Way Reversible Locknuts
  
  Tinnerman Style Nuts
  
  Rivet Nuts
  
  Coupling Nuts
  
  Acorn Nuts
  Finished Hex Nuts
  
  Structural & Heavy Hex Nuts
  
  Hex Jam Nuts
  
  Slotted Hex Nuts
  
  Wheel Nuts
  
  Machine Screw Nuts
  
  Cage Nuts
  
  Clinch Nuts
  Left hand thread
Pins
- Dowel pins
  
  Roll/ spring pins
  
  Pull out dowel pins
  
  Roll
Recommended Products

Screws
Bolts
Washers
Rivets
Spacers & Standoffs
Electronic Hardware
Mil-Spec
Retaining Rings
Anchors
Tools
- - Insert
Sockets
Nuts
Pins
Recommended Products

Super Deals
Trending Styles
Gift Cards
FREE USA DELIVERY ON ORDERS $25+

949-415-0005

My Cart

Close

All Departments
Screws
- Self Tapping Screws
  
  Machine Screws
  
  Drywall Screws
  
  Self Drilling Screws
  
  Thumb Screws
  
  Thread Cutting Screws
  
  Thread Forming Screws
  
  SEMS Screws
  Deck Screws
  
  Self Piercing Screws
  
  Wood Screws
  
  Lag Screws
  
  Concrete Screws
  
  Serrated Hex Flange Screws
  
  Weld Screws
  
  Wing Screws
Bolts
- Carriage Bolts
  
  Hanger Bolts
  
  Hex Flange & Frame Bolts
  
  Hex Tap Bolts
  
  Plow Bolts
  
  Square Head Machine Bolts
  
  Hex Cap Screw
  
  Structural Bolts
Washers
- Countersunk Finishing Washers
  
  Dock Washers
  
  External Tooth Lockwashers
  
  Fender Washers
  
  Flat Washers
  
  Internal Tooth Lockwashers
  
  Internal
  
  Split Lockwashers
  Sealing Washers
  
  Thru Hard Washers
  
  Internal/External Combo Tooth lockwashers
Rivets
- Blind Rivets
  
  Bulbing Type Blind Rivets
  
  Drive Pin Rivets
  
  Multi Grip Rivets
  
  Structural Rivets
Spacers & Standoffs
- Round Spacers
  
  Hex Standoffs (Female / Female)
  
  Round standoffs (female/female)
  
  Hex standoffs (male/female)
  
  Round standoffs (male/female)
  
  Hex Jack Screws
  
  Hex Spacers
Electronic Hardware
- Captive Panel Fasteners
  
  Hex Panel Nuts
  
  Pins
  
  Pem/captive style clinch hardware
  
  Nylon cable clamps
Mil-Spec
- Mil-Spec Bolts
  
  Mil-Spec Machine Screws
  
  Mil-Spec Nuts
  
  Mil-Spec Self Tapping Screws
  
  Mil-Spec Sockets
  
  Mil Spec Washers
Retaining Rings
- E Style Retaining Rings
  
  External Style Retaining Rings
  
  Internal Style Retaining Rings
Anchors
- Plastic Anchors
  
  Hollow Wall Anchors
  
  Wallboard Anchors
  
  Toggle Bolts
  
  Drop-In Anchors
  
  Wedge Anchors
  
  Hammer Drive Anchors
  
  Sleeve Anchors
  Expansion Anchors
  
  Split Drive Anchors
Tools
- Insert
Sockets
- Socket Cap Screws
  
  Set Screws
  
  Shoulder Screws
  
  Hex Keys
  
  Socket Pipe Plugs
Nuts
- Keps Nuts
  
  Conduit Locknuts
  
  All Metal Locknuts
  
  Panel Nuts
  
  Square Nuts
  
  Flange Nuts
  
  Nylon Insert Locknuts
  
  Tee Nuts
  Thumb & Wing Nuts
  
  Weld Nuts
  
  Flex Locknuts
  
  Two Way Reversible Locknuts
  
  Tinnerman Style Nuts
  
  Rivet Nuts
  
  Coupling Nuts
  
  Acorn Nuts
  Finished Hex Nuts
  
  Structural & Heavy Hex Nuts
  
  Hex Jam Nuts
  
  Slotted Hex Nuts
  
  Wheel Nuts
  
  Machine Screw Nuts
  
  Cage Nuts
  
  Clinch Nuts
  Left hand thread
Pins
- Dowel pins
  
  Roll/ spring pins
  
  Pull out dowel pins
  
  Roll
Recommended Products

Screws
Bolts
Washers
Rivets
Spacers & Standoffs
Electronic Hardware
Mil-Spec
Retaining Rings
Anchors
Tools
- - Insert
Sockets
Nuts
Pins
Recommended Products

Home Nuts Coupling Nuts

Coupling Nuts

Set Descending Direction

Items 1-20 of 214

Page

You're currently reading page 1
Page 2
Page 3
Page 4
Page 5
Page Next

Free Shipping

5/8-11 to 1/2-13 x 1 1/4" (13/16" AF) Reducer Coupling Nuts / A563 Grade A Steel / Zinc (Quantity: 400)

Reducer Hex Coupling Nuts - Accommodates Two Different Thread Sizes
Thread Sizes: 5/8"-11 and 1/2"-13
Across the Flats: 13/16" / Length of Nut: 1 1/4"
Also referred to as Rod Couplings

Availablity: In stock

$259.90

Wishlist

Compare
Free Shipping

3/8-16 to 1/4-20 x 1" (1/2" AF) Reducer Coupling Nuts / A563 Grade A Steel / Zinc (Quantity: 1250)

Reducer Hex Coupling Nuts - Accommodates Two Different Thread Sizes
Thread Sizes: 3/8"-16 and 1/4"-20
Across the Flats: 1/2" / Length of Nut: 1"
Also referred to as Rod Couplings

Availablity: In stock

$250.90

Wishlist

Compare
Free Shipping

3/4-10 to 5/8-11 x 1 1/2" (1" AF) Reducer Coupling Nuts / A563 Grade A Steel / Zinc (Quantity: 200)

Reducer Hex Coupling Nuts - Accommodates Two Different Thread Sizes
Thread Sizes: 3/4"-10 and 5/8"-11
Across the Flats: 1" / Length of Nut: 1 1/2"
Also referred to as Rod Couplings

Availablity: In stock

$227.90

Wishlist

Compare
Free Shipping

5/8-18 X 2 1/8" (13/16" AF) Hex Coupling Nuts / Steel A563 Grade A / Zinc Plated (Quantity: 250)

Across the Flats: 13/16" inches
Also referred to as Rod Couplings
The length of the nut is 2.5D where D equals the basic major thread diamter.

Availablity: In stock

$168.90

Wishlist

Compare
Free Shipping

1/2-13 X 1 1/4" (11/16" AF) Hex Coupling Nuts / Steel A563 Grade A / Zinc Plated (Quantity: 500)

Across the Flats: 11/16" inches
Also referred to as Rod Couplings
The length of the nut is 2.5D where D equals the basic major thread diamter.

Availablity: In stock

$124.90

Wishlist

Compare
Free Shipping

7/16-20 X 1 1/4" (9/16" AF) Hex Coupling Nuts / Steel A563 Grade A / Zinc Plated (Quantity: 750)

Across the Flats: 9/16" inches
Also referred to as Rod Couplings
The length of the nut is 2.5D where D equals the basic major thread diamter.

Availablity: In stock

$211.90

Wishlist

Compare
Free Shipping

3/8-24 X 1 1/8" (1/2" AF) Hex Coupling Nuts / Steel A563 Grade A / Zinc Plated (Quantity: 1250)

Across the Flats: 1/2" inches
Also referred to as Rod Couplings
The length of the nut is 2.5D where D equals the basic major thread diamter.

Availablity: In stock

$168.90

Wishlist

Compare
Free Shipping

1 1/4-7 X 3 3/4" (1 7/8" AF) Hex Coupling Nuts / Steel A563 Grade A / Zinc Plated (Quantity: 25)

Across the Flats: 1 7/8" inches
Also referred to as Rod Couplings
The length of the nut is 2.5D where D equals the basic major thread diamter.

Availablity: In stock

$349.90

Wishlist

Compare
Free Shipping

3/8-16 X 1 3/4" (5/8" AF) Hex Coupling Nuts / Steel A563 Grade A / Zinc Plated (Quantity: 500)

Across the Flats: 5/8" inches
Also referred to as Rod Couplings
The length of the nut is 2.5D where D equals the basic major thread diamter.

Availablity: In stock

$150.90

Wishlist

Compare
Free Shipping

5/16-18 X 1 3/4" (5/8" AF) Hex Coupling Nuts / Steel A563 Grade A / Zinc Plated (Quantity: 500)

Across the Flats: 5/8" inches
Also referred to as Rod Couplings
The length of the nut is 2.5D where D equals the basic major thread diamter.

Availablity: In stock

$159.90

Wishlist

Compare
Free Shipping

1 1/2-6 X 4" (2" AF) Hex Coupling Nuts / Steel A563 Grade A / Zinc Plated (Quantity: 20)

Across the Flats: 2" inches
Also referred to as Rod Couplings
The length of the nut is 2.5D where D equals the basic major thread diamter.

Availablity: In stock

$225.90

Wishlist

Compare
Free Shipping

1 1/4-7 X 3" (1 5/8" AF) Hex Coupling Nuts / Steel A563 Grade A / Zinc Plated (Quantity: 20)

Across the Flats: 1 5/8" inches
Also referred to as Rod Couplings
The length of the nut is 2.5D where D equals the basic major thread diamter.

Availablity: In stock

$148.90

Wishlist

Compare
Free Shipping

1 1/8-7 X 3" (1 1/2" AF) Hex Coupling Nuts / Steel A563 Grade A / Zinc Plated (Quantity: 25)

Across the Flats: 1 1/2" inches
Also referred to as Rod Couplings
The length of the nut is 2.5D where D equals the basic major thread diamter.

Availablity: In stock

$168.90

Wishlist

Compare
Free Shipping

1-8 X 2 1/2" (1 1/4" AF) Hex Coupling Nuts / Steel A563 Grade A / Zinc Plated (Quantity: 75)

Across the Flats: 1 1/4" inches
Also referred to as Rod Couplings
The length of the nut is 2.5D where D equals the basic major thread diamter.

Availablity: In stock

$158.90

Wishlist

Compare
Free Shipping

1-8 X 2 3/4" (1 3/8" AF) Hex Coupling Nuts / Steel A563 Grade A / Zinc Plated (Quantity: 50)

Across the Flats: 1 3/8" inches
Also referred to as Rod Couplings
The length of the nut is 2.5D where D equals the basic major thread diamter.

Availablity: In stock

$133.90

Wishlist

Compare
Free Shipping

7/8-9 X 2 1/2" (1 1/4" AF) Hex Coupling Nuts / Steel A563 Grade A / Zinc Plated (Quantity: 75)

Across the Flats: 1 1/4" inches
Also referred to as Rod Couplings
The length of the nut is 2.5D where D equals the basic major thread diamter.

Availablity: In stock

$157.90

Wishlist

Compare
Free Shipping

3/4-10 X 2 1/4" (1 1/8" AF) Hex Coupling Nuts / Steel A563 Grade A / Zinc Plated (Quantity: 150)

Across the Flats: 1 1/8" inches
Also referred to as Rod Couplings
The length of the nut is 2.5D where D equals the basic major thread diamter.

Availablity: In stock

$191.90

Wishlist

Compare
Free Shipping

3/4-10 X 2 1/4" (1" AF) Hex Coupling Nuts / Steel A563 Grade A / Zinc Plated (Quantity: 100)

Across the Flats: 1" inches
Also referred to as Rod Couplings
The length of the nut is 2.5D where D equals the basic major thread diamter.

Availablity: In stock

$105.90

Wishlist

Compare
Free Shipping

5/8-11 X 2 1/8" (13/16" AF) Hex Coupling Nuts / Steel A563 Grade A / Zinc Plated (Quantity: 125)

Across the Flats: 13/16" inches
Also referred to as Rod Couplings
The length of the nut is 2.5D where D equals the basic major thread diamter.

Availablity: In stock

$83.90

Wishlist

Compare
Free Shipping

1/2-13 X 1 3/4" (11/16" AF) Hex Coupling Nuts / Steel A563 Grade A / Zinc Plated (Quantity: 400)

Across the Flats: 11/16" inches
Also referred to as Rod Couplings
The length of the nut is 2.5D where D equals the basic major thread diamter.

Availablity: In stock

$159.90

Wishlist

Compare

Set Descending Direction

Items 1-20 of 214

Page

You're currently reading page 1
Page 2
Page 3
Page 4
Page 5
Page Next

Shop By

Shopping Options

Category

Reducer Coupling 8items

Measurement System

Inch 191items
Metric 23items

Size

#10-24 2items
1 1/2-6 3items
1 1/4-7 5items
1 1/8-7 4items
1-8 8items
1-8 to 5/8-11 1item
1/2-13 8items
1/2-13 to 3/8-16 1item
1/4-20 8items
1/4-28 1item
3/4-10 6items
3/4-10 to 5/8-11 2items
3/4-16 1item
3/8-16 9items
3/8-16 to 1/4-20 2items
3/8-24 2items
5/16-18 9items
5/16-24 1item
5/8-11 6items
5/8-11 to 1/2-13 2items
5/8-18 2items
7/16-14 4items
7/16-20 2items
7/8-14 1item
7/8-9 4items
M10-1.50 2items
M12-1.75 2items
M6-1.00 2items
M8-1.25 2items

Length

1 1/2" 4items
1 1/4" 26items
1 1/8" 14items
1 3/4" 34items
1" 11items
18mm 4items
2 1/2" 23items
2 1/4" 11items
2 1/8" 9items
2 3/4" 6items
2" 5items
24mm 4items
3 1/2" 4items
3 3/4" 2items
3" 18items
3/4" 3items
30mm 4items
36mm 4items
4" 4items
48mm 2items
60mm 2items
7/8" 17items
72mm 2items
90mm 1item

Material

Stainless Steel 69items
Steel 145items

Grade

18-8 40items
316 29items
A563 Grade A 137items
Metric Class 6 8items

Finish

Hot Dip Galvanized 13items
Plain 20items
Zinc 112items

Price

Sign up to Newsletter

Find It Fast

Screws
Bolts
Washers
Rivets
Spacers & Standoffs
Electronic Hardware
Mil-Spec

Retaining Rings
Anchors
Sockets
Tools
Pins
Nuts

Customer Care

My Account
Track your Order
Wishlist
Privacy Policy
Term of Services
Contact Us

Find It Fast

Screws
Bolts
Washers
Rivets
Electronic Hardware
Retaining Rings
Anchors
Sockets
Tools
Pins
Nuts

Customer Care

My Account
Track your Order
Wishlist
Privacy Policy
Term of Services
Contact Us

Newport Fasteners is committed to driving business supply chain efficiencies and cost improvements through specialized inventory, strategic warehouse locations, and a 99% fill rate.

Got Questions ? Call us 24/7! 1-949-551-0770
949-415-0005

Contact Info

1586 Monrovia Ave Newport Beach,CA 92663

Copyright 2019 © . All Rights Reserved.