Rod Coupling Nuts

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APPROVED VENDOR -

Black Oxide Grade 2H Steel Rod Coupling Nuts

StyleModelThread SizeThread StyleThread DirectionTypeThread TypeTensile StrengthYield StrengthHardnessPrice (inc. GST)
A205121BG1 1/2"-6Fully ThreadedRight HandCouplingCoarse125000 psi110000 psiRockwell 28 SGD 141.49
B204388BG1 1/4"-7Fully ThreadedRight HandCouplingCoarse125000 psi110000 psiRockwell 28 SGD 106.63
C205123BG1"-8Fully ThreadedRight HandCouplingCoarse125000 psi110000 psiRockwell 28 SGD 93.11
D205392BG1/2"-13Fully ThreadedRight HandCouplingCoarse125000 psi110000 psiRockwell 28 SGD 70.98
E201959BG1/4"-20Fully ThreadedRight HandCouplingCoarse125000 psi110000 psiRockwell 28 SGD 79.71
F204390BG3/4"-10Fully ThreadedRight HandCouplingCoarse125000 psi110000 psiRockwell 28 SGD 76.51
G205427BG3/8"-16Fully ThreadedRight HandCouplingCoarse125000 psi110000 psiRockwell 28 SGD 82.41
H205314BG5/8"-11Fully ThreadedRight HandCouplingCoarse125000 psi110000 psiRockwell 28 SGD 73.37
APPROVED VENDOR -

Zinc Chromate Grade 5 Steel Rod Coupling Nuts

StyleModelThread SizeThread TypeThread StyleThread DirectionTypeTensile StrengthYield StrengthPrice (inc. GST)Pkg. Qty.
A204599BG#8-32CoarseFully ThreadedRight HandCoupling105000 psi90000 psi SGD 57.134
B204600BG#10-24CoarseFully ThreadedRight HandCoupling105000 psi90000 psi SGD 57.514
C204601BG#10-32FineFully ThreadedRight HandCoupling105000 psi90000 psi SGD 61.454
D204408BG1 1/2"-6CoarseFully ThreadedRight HandCoupling105000 psi90000 psi SGD 93.321
E250197BG1 1/4"-7CoarseFully ThreadedRight HandCoupling105000 psi90000 psi SGD 99.752
F250195BG1 1/8"-7CoarseFully ThreadedRight HandCoupling105000 psi90000 psi SGD 91.222
G250193BG1"-8CoarseFully ThreadedRight HandCoupling105000 psi90000 psi SGD 71.032
H250184BG1/2"-13CoarseFully ThreadedRight HandCoupling105000 psi90000 psi SGD 44.615
I204602BG1/2"-20FineFully ThreadedRight HandCoupling105000 psi90000 psi SGD 61.004
J250180BG1/4"-20CoarseFully ThreadedRight HandCoupling105000 psi90000 psi SGD 56.005
K204603BG1/4"-28FineFully ThreadedRight HandCoupling105000 psi90000 psi SGD 64.565
L250188BG3/4"-10CoarseFully ThreadedRight HandCoupling105000 psi90000 psi SGD 35.822
M204608BG3/4"-16FineFully ThreadedRight HandCoupling105000 psi90000 psi SGD 33.332
N250182BG3/8"-16CoarseFully ThreadedRight HandCoupling105000 psi90000 psi SGD 49.995
O204606BG3/8"-24FineFully ThreadedRight HandCoupling105000 psi90000 psi SGD 87.795
P250186BG5/8"-11CoarseFully ThreadedRight HandCoupling105000 psi90000 psi SGD 27.502
Q204614BG5/8"-18FineFully ThreadedRight HandCoupling105000 psi90000 psi SGD 28.702
R204604BG5/16"-18CoarseFully ThreadedRight HandCoupling105000 psi90000 psi SGD 59.575
S204605BG5/16"-24FineFully ThreadedRight HandCoupling105000 psi90000 psi SGD 63.325
T250191BG7/8"-9CoarseFully ThreadedRight HandCoupling105000 psi90000 psi SGD 64.562
U204609BG7/16"-14CoarseFully ThreadedRight HandCoupling105000 psi90000 psi SGD 85.305
V204607BG7/16"-20FineFully ThreadedRight HandCoupling105000 psi90000 psi SGD 85.925
GRAINGER -

Zinc Plated Grade 18-8 Steel Rod Coupling Nuts

StyleModelThread SizeThread DirectionTypeThread TypeMaterialGradeFinishPrice (inc. GST)Pkg. Qty.
AM11400.060.0001M6 x 1Right HandStandardMetricSteelGrade 18-8Zinc Plated SGD 39.04100
BM11400.120.0001M12 x 1.75Right HandStandardMetricSteelGrade 18-8Zinc Plated SGD 107.0750
CM11400.140.0001M14 x 2Right HandStandardMetricSteelGrade 18-8Zinc Plated SGD 87.7325
DM11400.160.0001M16 x 2Right HandStandardMetricSteelGrade 18-8Zinc Plated SGD 110.1525
EM11400.200.0001M20 x 2.5Right HandStandardMetricSteelGrade 18-8Zinc Plated SGD 95.1610
FM11400.240.0001M24 x 3Right HandStandardMetricSteelGrade 18-8Zinc Plated SGD 92.595
GM11400.270.0001M27 x 3Right HandStandardMetricSteelGrade 18-8Zinc Plated SGD 146.685
APPROVED VENDOR -

Zinc Chromate Grade 8 Steel Rod Coupling Nuts

StyleModelThread SizeThread StyleThread DirectionTypeThread TypeTensile StrengthYield StrengthPrice (inc. GST)Pkg. Qty.
A205827BG1 1/2"-6Fully ThreadedRight HandCouplingCoarse150000 psi135000 psi SGD 151.721
B205826BG1 1/4"-7Fully ThreadedRight HandCouplingCoarse150000 psi135000 psi SGD 98.101
C205825BG1"-8Fully ThreadedRight HandCouplingCoarse150000 psi135000 psi SGD 90.001
D205822BG1/2"-13Fully ThreadedRight HandCouplingCoarse150000 psi135000 psi SGD 85.012
E205820BG1/4"-20Fully ThreadedRight HandCouplingCoarse150000 psi135000 psi SGD 66.312
F205271BG3/4"-10Fully ThreadedRight HandCouplingCoarse150000 psi135000 psi SGD 88.842
G205821BG3/8"-16Fully ThreadedRight HandCouplingCoarse150000 psi135000 psi SGD 36.322
H205823BG5/8"-11Fully ThreadedRight HandCouplingCoarse150000 psi135000 psi SGD 50.842
I205824BG7/8"-9Fully ThreadedRight HandCouplingCoarse150000 psi135000 psi SGD 90.981
APPROVED VENDOR -

Plain Brass Rod Coupling Nuts

StyleModelThread SizeThread StyleThread DirectionTypeThread TypeTensile StrengthMaterialFinishPrice (inc. GST)Pkg. Qty.
A250017BG1/2"-13Fully ThreadedRight HandCouplingCoarse50 psiBrassPlain SGD 59.195
B250011BG1/4"-20Fully ThreadedRight HandCouplingCoarse50 psiBrassPlain SGD 46.195
C250019BG3/4"-10Fully ThreadedRight HandCouplingCoarse50 psiBrassPlain SGD 68.842
D250015BG3/8"-16Fully ThreadedRight HandCouplingCoarse50 psiBrassPlain SGD 52.805
E250018BG5/8"-11Fully ThreadedRight HandCouplingCoarse50 psiBrassPlain SGD 43.562
F250012BG5/16"-18Fully ThreadedRight HandCouplingCoarse50 psiBrassPlain SGD 52.455
APPROVED VENDOR -

Zinc Chromate Grade 2 Steel Rod Coupling Nuts

StyleModelThread SizeThread StyleThread DirectionTypeThread TypeThread Size AThread Size BClassPrice (inc. GST)Pkg. Qty.
A250167BG#4-40Fully ThreadedRight HandCouplingCoarse--- SGD 57.0810
B205828BG#8-32Fully ThreadedRight HandCouplingCoarse--- SGD 49.175
C205837BG#10-24Fully ThreadedRight HandCouplingCoarse--- SGD 42.505
D205830BG#10-32Fully ThreadedRight HandCouplingFine--- SGD 57.325
E250146BG1 1/2"-6Fully ThreadedRight HandCouplingCoarse--- SGD 50.321
F250406BG1 1/2"-12Fully ThreadedRight HandCouplingFine--- SGD 57.801
G250135BG1 1/4"-7Fully ThreadedRight HandCouplingCoarse--- SGD 83.632
H250403BG1 1/4"-12Fully ThreadedRight HandCouplingFine--- SGD 52.471
I250153BG1 3/4"-5Fully ThreadedRight HandCouplingCoarse--- SGD 94.911
J203098BG1"-8Partially ThreadedRight Hand, Left HandCouplingCoarse--- SGD 113.091
K250472BG1"-8Fully ThreadedRight HandCouplingCoarse--- SGD 71.842
L250567BG1"-8Fully ThreadedRight HandCouplingCoarse--- SGD 68.532
M250505BG1"-8Partially ThreadedRight HandCouplingCoarse--- SGD 95.501
N250398BG1"-14Fully ThreadedRight HandCouplingFine--- SGD 45.542
O250497BG1/2"-13Partially ThreadedRight HandCouplingCoarse--- SGD 36.062
P250559BG1/2"-13Fully ThreadedRight HandCouplingCoarse--- SGD 64.5910
Q250539BG1/2"-13Partially ThreadedRight Hand, Left HandCouplingCoarse--- SGD 45.852
R250464BG1/2"-13Fully ThreadedRight HandCouplingCoarse--- SGD 107.4510
S250668BG1/2"-13, 1/4"-20Fully ThreadedRight HandStandardCoarse1/2"-131/4"-20- SGD 76.3110
T250693BG1/2"-13, 3/4"-10Fully ThreadedRight HandStandardCoarse3/4"-101/2"-13- SGD 91.2210
U250380BG1/2"-20Fully ThreadedRight HandCouplingFine--- SGD 32.095
V203544BG1/4"-20Fully ThreadedRight HandCouplingCoarse--- SGD 96.125
W1JA531/4"-20Fully ThreadedRight HandCouplingCoarse--- SGD 7.3310
X250662BG1/4"-20, 5/16"-18Fully ThreadedRight HandStandardCoarse5/16"-181/4"-20- SGD 80.4910
Y205831BG1/4"-28Fully ThreadedRight HandCouplingFine--- SGD 100.185
APPROVED VENDOR -

Plain Grade 18-8 Stainless Steel Rod Coupling Nuts

StyleModelThread SizeThread TypeThread StyleThread DirectionTypeTensile StrengthYield StrengthPrice (inc. GST)Pkg. Qty.
A250257BG#8-32CoarseFully ThreadedRight HandCoupling80000 psi50000 psi SGD 73.185
B250259BG#10-24CoarseFully ThreadedRight HandCoupling80000 psi50000 psi SGD 65.045
C250436BG#10-32FineFully ThreadedRight HandCoupling80000 psi50000 psi SGD 56.055
D250246BG1"-8CoarseFully ThreadedRight HandCoupling80000 psi50000 psi SGD 74.591
E250426BG1/2"-20FineFully ThreadedRight HandCoupling80000 psi50000 psi SGD 31.702
F1HY241/4"-20CoarseFully ThreadedRight HandCoupling80000 psi50000 psi SGD 54.7710
G250417BG1/4"-28FineFully ThreadedRight HandCoupling80000 psi50000 psi SGD 45.685
H250432BG3/4"-16FineFully ThreadedRight HandCoupling80000 psi50000 psi SGD 57.992
I250421BG3/8"-24FineFully ThreadedRight HandCoupling80000 psi50000 psi SGD 57.785
J250430BG5/8"-18FineFully ThreadedRight HandCoupling80000 psi50000 psi SGD 54.862
K250419BG5/16"-24FineFully ThreadedRight HandCoupling80000 psi50000 psi SGD 50.175
L250244BG7/8"-9CoarseFully ThreadedRight HandCoupling80000 psi50000 psi SGD 61.401
K250229BG7/16"-14CoarseFully ThreadedRight HandCoupling80000 psi50000 psi SGD 72.425
M250424BG7/16"-20FineFully ThreadedRight HandCoupling80000 psi50000 psi SGD 72.955
N205833BGM4 x 7FineFully ThreadedRight HandCoupling80000 psi50000 psi SGD 37.891
O204594BGM6 x 1FineFully ThreadedRight HandCoupling80000 psi50000 psi SGD 17.111
P204595BGM8 x 1.25FineFully ThreadedRight HandCoupling80000 psi50000 psi SGD 17.591
Q204596BGM10 x 1.5FineFully ThreadedRight HandCoupling80000 psi50000 psi SGD 18.971
R204597BGM12 x 1.75FineFully ThreadedRight HandCoupling80000 psi50000 psi SGD 20.481
S205834BGM16 x 2FineFully ThreadedRight HandCoupling80000 psi50000 psi SGD 37.321
T205817BGM20 x 2.5FineFully ThreadedRight HandCoupling80000 psi50000 psi SGD 35.691
APPROVED VENDOR -

Plain Grade 316 Stainless Steel Rod Coupling Nuts

StyleModelThread SizeThread StyleThread DirectionTypeThread TypeTensile StrengthYield StrengthPrice (inc. GST)Pkg. Qty.
A250273BG1"-8Fully ThreadedRight HandCouplingCoarse95000 psi65000 psi SGD 119.871
B250267BG1/2"-13Fully ThreadedRight HandCouplingCoarse95000 psi65000 psi SGD 49.602
C250262BG1/4"-20Fully ThreadedRight HandCouplingCoarse95000 psi65000 psi SGD 59.762
D250270BG3/4"-10Fully ThreadedRight HandCouplingCoarse95000 psi65000 psi SGD 98.012
E250264BG3/8"-16Fully ThreadedRight HandCouplingCoarse95000 psi65000 psi SGD 33.672
F250269BG5/8"-11Fully ThreadedRight HandCouplingCoarse95000 psi65000 psi SGD 70.722
G250272BG7/8"-9Fully ThreadedRight HandCouplingCoarse95000 psi65000 psi SGD 100.881
APPROVED VENDOR -

Hot Dipped Galvanized Grade 2 Steel Rod Coupling Nuts

StyleModelThread SizeThread StyleThread DirectionTypeThread TypeTensile StrengthYield StrengthPrice (inc. GST)Pkg. Qty.
A250306BG1 1/2"-6Fully ThreadedRight HandCouplingCoarse50000 psi40000 psi SGD 123.272
B250302BG1 1/4"-7Fully ThreadedRight HandCouplingCoarse50000 psi40000 psi SGD 89.622
C250301BG1 1/8"-7Fully ThreadedRight HandCouplingCoarse50000 psi40000 psi SGD 81.812
D250299BG1"-8Fully ThreadedRight HandCouplingCoarse50000 psi40000 psi SGD 43.962
E250298BG1"-8Fully ThreadedRight HandCouplingCoarse50000 psi40000 psi SGD 38.902
F250288BG1/2"-13Fully ThreadedRight HandCouplingCoarse50000 psi40000 psi SGD 34.155
G250292BG3/4"-10Fully ThreadedRight HandCouplingCoarse50000 psi40000 psi SGD 24.082
H250294BG3/4"-10Fully ThreadedRight HandCouplingCoarse50000 psi40000 psi SGD 37.082
I250285BG3/8"-16Fully ThreadedRight HandCouplingCoarse50000 psi40000 psi SGD 32.955
J250290BG5/8"-11Fully ThreadedRight HandCouplingCoarse50000 psi40000 psi SGD 46.665
K250295BG7/8"-9Fully ThreadedRight HandCouplingCoarse50000 psi40000 psi SGD 43.322
L250286BG7/16"-14Fully ThreadedRight HandCouplingCoarse50000 psi40000 psi SGD 36.675
GRAINGER -

Zinc Plated Steel Rod Coupling Nuts

StyleModelThread SizeThread DirectionTypeThread TypeMaterialFinishPrice (inc. GST)Pkg. Qty.
AM11400.050.0001M5 x 0.8Right HandStandardMetricSteelZinc Plated SGD 25.38100
BM11400.080.0001M8 x 1.25Right HandStandardMetricSteelZinc Plated SGD 50.97100
CM11400.100.0001M10 x 1.5Right HandStandardMetricSteelZinc Plated SGD 55.1050
FABORY -

Zinc Plated Grade A Steel Rod Coupling Nuts

StyleModelThread SizeThread DirectionTypeThread TypeMaterialGradeFinishPrice (inc. GST)Pkg. Qty.
AU11400.019.0075#10-24Right HandStandardCoarseSteelGrade AZinc Plated SGD 7.5710
BU11400.050.01751/2"-13Right HandStandardCoarseSteelGrade AZinc Plated SGD 10.2010
CU11400.075.02253/4"-10Right HandStandardCoarseSteelGrade AZinc Plated SGD 8.672
DU11400.037.01753/8"-16Right HandStandardCoarseSteelGrade AZinc Plated SGD 11.9710
EU11400.062.02125/8"-11Right HandStandardCoarseSteelGrade AZinc Plated SGD 5.622
StyleModelThread SizeThread DirectionTypeMaterialFinish
ABFVATRHN1/21/2"-13Right HandATRGlass Reinforced PolyurethaneFiberglass
RFQ
ABFVATRHN3/83/8"-16Right HandATRGlass Reinforced Polyurethane-
RFQ
GRAINGER -

Coupling Nut, 3/4 In - 10 Thread Size, Steel, 1 1/2 In Lg., Gr. 2, Zn Plated, Right Hand, 5 Pk

ModelItemPrice (inc. GST)Pkg. Qty.
1JA97CP9BJW SGD 40.285
GRAINGER -

Coupling Nut, 5/16 In - 18 Thread Size, SS, 7/8 In Lg., Gr. 18-8, Plain, 5 Pk

ModelItemPrice (inc. GST)Pkg. Qty.
1HY28CP9BJB SGD 36.705
GRAINGER -

Coupling Nut, 5/8 In - 11 Thread Size, SS, 2 1/8 In Lg., Gr. 18-8, Plain, 2 Pk

ModelItemPrice (inc. GST)Pkg. Qty.
1HY48CP9BJF SGD 52.322
GRAINGER -

Coupling Nut, 10-24 Thread Size, Steel, 3/4 In Lg., Gr. 2, Zn Plated, Right Hand, 10 Pk

ModelItemPrice (inc. GST)Pkg. Qty.
1JA49CP9BJH SGD 9.0310
GRAINGER -

Coupling Nut, 8-32 Thread Size, Steel, 5/8 In Lg., Gr. 2, Zn Plated, Right Hand, 10 Pk

ModelItemPrice (inc. GST)Pkg. Qty.
1JA47CP9BJK SGD 28.3810
GRAINGER -

Coupling Nut, 1 In - 8 Thread Size, Steel, 2 3/4 In Lg., Gr. 2, Zn Plated, Right Hand, 2 Pk

ModelItemPrice (inc. GST)Pkg. Qty.
1JB25CP9BJN SGD 31.152
GRAINGER -

Coupling Nut, 1/2 In - 13 Thread Size, Steel, 1 3/4 In Lg., Gr. 2, Zn Plated, Right Hand, 10 Pk

ModelItemPrice (inc. GST)Pkg. Qty.
1JA77CP9BJQ SGD 24.5810
GRAINGER -

Coupling Nut, 1/4 In - 20 Thread Size, Steel, 1 1/2 In Lg., Gr. 2, Zn Plated, Right Hand, 10 Pk

ModelItemPrice (inc. GST)Pkg. Qty.
1JA55CP9BJU SGD 29.9810
GRAINGER -

Coupling Nut, 1/4 In - 28 Thread Size, Steel, 7/8 In Lg., Gr. 2, Zn Plated, Right Hand, 10 Pk

ModelItemPrice (inc. GST)Pkg. Qty.
1JA57CP9BJV SGD 17.4710

Rod Coupling Nuts

Rod coupling nuts function as a junction to connect two male-threaded fasteners. They may be used as spacers or levelling devices in certain situations. Their increased length and thread engagement minimises thread stripping when stressed. Raptor Supplies offers a wide array of Fastenal, TE-CO, Grainger and Fabory coupling nuts featuring a hex design for easy installation without any special tool requirement.

Features

  • Rod coupling nuts have internal threads that allow them to be threaded onto the end of one rod while the other end of the nut remains open to allow connection with another threaded rod.
  • In comparison to a conventional nut on a threaded rod, the connected rods are more vibration and loosening-resistant because of their longer thread engagement.
  • They are available in different finishes, such as plain, zinc-plated, hot-dipped galvanised or black oxide, providing corrosion resistance and improve durability.
  • These nuts have coarse threads to provide a strong and reliable connection.

Frequently Asked Questions

What are rod coupling nuts used for?

Rod coupling nuts are used to connect two threaded rods, creating a strong and secure connection. They are commonly used in construction and industrial applications where long threaded rods need to be joined together.

How do I choose the right rod coupling nut?

To choose the right rod coupling nut, consider the size of the threaded rods you will be joining, the material and application. Make sure that the coupling nut is compatible with the threaded rods being used and tightened securely to ensure a strong and reliable connection.

How do I install a rod coupling nut?

To install a rod coupling nut, simply thread it onto the end of one threaded rod and tighten it down securely using a wrench. Then, thread the other rod into the open end of the nut and tighten it down securely. Make sure that the nut is tightened evenly to ensure a strong and reliable connection.

How do I prevent rod coupling nuts from loosening over time?

Ensure that they are tightened securely using a wrench and check them periodically for signs of wear or damage. Additionally, you can use locking washers or thread-locking adhesive to provide extra security.

How to ensure safety while using rod coupling nuts?

  • Wear appropriate personal protective equipment and ensure that the nuts are securely tightened to prevent movement or detachment.
  • Make sure that the load requirements and environmental conditions are within the capabilities of the coupling nuts to prevent failure or damage.

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