Well-Nut

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Well-Nut

Simple to install

Place 'Well-Nut' insert all the way into the pre-drilled hole until the flange is firmly against the mounting surface.
Pass the machine screw through the part to be fastened and tighten until snug

well nut, well-nuts, rivet nuts, rivets, nuts

'Well Nut', a flanged neoprene bushing with a captive brass nut, is designed to provide a shock and vibration resistant fixing for engineering structures. This demountable blind screw anchor is suitable for applications of many kinds in many conditions, in materials from thin gauge metals to plastic sheet up to 16.5mm thick; a high rate of radial expansion even allows use in blind holes in solid materials.

Benefits:

Access needed to only one side of the workpiece
Used with standard metric machine screws
Fastens in blind, burr-free holes
Can be used in closed end holes
Will not mar prefinished surfaces
Helps seal out ambient moisture
Absorbs noise
Electrically isolating
Dampens vibration and shock
Helps prevent galvanic corrosion
Ideal for metal-to-plastic and other mixed material assemblies
Resistant to ozone and weathering in outdoor conditions
Suitable for marine applications
Removable and reusable
Snap-in feature to facilitate assembly line use

well nut, well-nuts, rivet nuts, rivets, nuts

Flange Style	M	Hole size mm	mm	Order Code	mm	mm	mm	Minimum Screw Length mm
Standard	M3	8.0	0.4-4.0	3WN11A	11.1	11.5	1.6	12.7 +
	M4	8.0	0.4-4.0	4WN12A	11.4	11.1	1.3	12.7 +
	M5	9.6	0.4-4.9	5WN13A	13.2	12.7	0.9	14.1 +
			0.9-5.9	5WN16A	15.9	14.3	1.0	16.9 +
			7.9-11.4	5WN22A	20.6	14.1	0.9	21.5 +
			7.9-16.3	5WN25A	25.4	14.3	1.3	26.7 +
			20.6-29.0	5WN38A	38.1	14.3	1.3	39.4 +
	M6	12.8	0.4-2.8	6WN15A	14.7	16.0	1.3	16.0 +
			4.8-8.7	6WN19A	19.1	16.1	1.3	20.4 +
			6.4-11.6	6WN25A	25.4	16.1	1.3	26.7 +
	M8	15.9	0.4-4.0	8WN15A	15.2	22.2	3.2	18.4 +
Large Flange	M3	6.3	9.5-15.4	3WL25A	24.0	14.1	0.9	24.6 +
	M4	8.0	0.4-4.4	4WL13A	12.7	19.1	1.5	14.2 +
	M5	9.6	0.8-5.8	5WL15A	15.8	19.1	4.8	20.6 +
	M5	9.6	0.8-5.8	5WL16A	15.8	19.1	2.0	17.8 +
	M6	12.8	0.8-4.8	6WL16A	16.3	19.1	4.8	21.1 +
Snap In	M4	8.0	0.4-1.3	4WS10A	9.6	12.7	1.3	10.9 +
	M5	9.6	0.4-1.3	5WS10A	8.7	13.0	1.5	10.2 +
	M5	9.6	0.4-1.3	5WX10A	9.7	15.9	1.3	11.0 +

Rivet Nuts Product Range

Type	Description	Material
F.R.O. Series	Flat Head, Open End Rivet Nuts	Aluminium, Steel, Stainless Steel
K.R.O. Series	Csk Head, Open End Rivet Nuts	Aluminium, Steel, Stainless Steel
F.R.C. Series	Flat Head, Closed End Rivet Nuts	Aluminium, Steel
R.S.O. Series	Reduced Head, Serrated Open Rivet Nuts	Steel
R.E.S.O. Series	Reduced Head, Serrated Euro Open Rivet Nuts	Steel
F.S.O. Series	Flat Head, Serrated Open End Rivet Nuts	Steel
R.R.O. Series	Reduced Head, Open End Rivet Nuts	Steel
R.E.O. Series	Reduced Head, Euro Open End Rivet Nuts	Steel, Stainless Steel
F.X.O. Series	Flat Head, Hexagon Open End Rivet Nuts	Steel, Stainless Steel
R.X.O. Series	Reduced Head, Hexagon Open End Rivet Nuts	Steel
R.P.X.O. Series	Reduced Head, Part Hexagon Open End Rivet Nuts	Steel, Steel (Metric), Stainless Steel (Metric)
Jack-Nut	Jack-Nut provides reliable fixing in thin, soft or brittle materials.	Jack-Nut
Well-Nut	The Well-Nut is the smallest shock absorber in the business.	Well-Nut
	Example of rivet nut coding	Example of rivet nut coding

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