18mm Plain Stainless Steel Coupling Nut, M6, A2 304

  • RS stock no. 825-269
  • Manufacturer RS PRO
Technical data sheets
Legislation and Compliance
COO (Country of Origin): CN
Product Details

RS PRO Coupling Nuts

From the trusted RS PRO brand, these hexagonal connecting nuts can be used as spacers or to connect threaded rods. Their hexagonal shape means they can be manipulated with appropriate wrenches to tighten and loosen as needed. These coupling nuts are stainless steel, allowing for a degree of protection against corrosion.

Available in various metric sizes and coatings;

276-522 is an M6 x 18mm zinc plated steel coupling nut • 276-538 is an M8 x 24mm zinc plated steel coupling nut
276-544 is an M10 x 30mm zinc plated steel coupling nut
825-269 is an M6 x 18mm stainless steel coupling nut
825-275 is an M8 x 24mm stainless steel coupling nut
825-297 is an M12 x 36mm stainless steel coupling nut

Features and Benefits

• Hexagonal coupling nut • Stainless steel
• Ideal for rod assembly and component spacing


Hex coupling nuts are a highly versatile fastener and feature a continuous thread that can accommodate screws or rods from either end. Whether used to connect flexible threaded rods in camping tents or trampolines or as a connector spacer in PCB applications to separate components from the board, coupling nuts can provide a robust point of contact in a variety of constructions.


RS PRO aims to be your go-to brand for reliability and value for money. We source great parts at great prices and test everything with our in-house experts to ensure the quality you need.

When it comes to tools and fasteners, we know that versatility and dependability are what you need. As such, we stock a variety of mainstay and specialist fasteners and couplers to suit any application. Whether you're a professional electrician, plumber, builder or DIY enthusiast, RS PRO is here to support you.

Attribute Value
Thread Size M6
Length 18mm
Material Stainless Steel
Stainless Steel Type A2 304
Finish Plain
3 Available from UK/Europe in 4–6 working days (Covid-19 flight delays could impact quoted delivery times) for collection or delivery to major cities (Heavy, hazardous or lithium product excluded. Delivery T&C's apply)
Price (Excl VAT) 1 Bag of 10
R 368.74
(exc. VAT)
R 424.05
(inc. VAT)
Per Bag
Per unit*
1 - 49
R 368.74
R 36.874
50 - 99
R 361.37
R 36.137
100 - 299
R 350.53
R 35.053
300 +
R 336.51
R 33.651
*price indicative
Not Available for premium delivery