

| Part No. | 6H | min ÷ max | Ø ± 0,05 | 0-01 | max | ||||
|---|---|---|---|---|---|---|---|---|---|
| M3 | M3KRO-S-S | M3 | 2 ÷ 3 | 4,7 ÷ 5,3 | 5 | 4,9 | 8 | 1,5 | 9,5 |
| M3KRO-L-S | 3 ÷ 4 | 10,5 | |||||||
| M4 | M4KRO-S-S | M4 | 2,0 ÷ 3,5 | 5,8 ÷ 6,3 | 6 | 5,9 | 9 | 1,5 | 11 |
| M4KRO-L-S | 3,5 ÷ 5 | 13 | |||||||
| M5 | M5KRO-S-S | M5 | 2,5 ÷ 4 | 6,8 ÷ 7,3 | 7 | 6,9 | 10 | 1,5 | 13 |
| M5KRO-L-S | 4,0 ÷ 6 | 15 | |||||||
| M6 | M6KRO-S-S | M6 | 2,5 ÷ 4 | 8,5 ÷ 9,2 | 9 | 8,9 | 12 | 1,5 | 15 |
| M6KRO-L-S | 4,0 ÷ 6 | 17 | |||||||
| M8 | M8KRO-S-S | M8 | 2,5 ÷ 4 | 9,5 ÷ 10,4 | 11 | 10,9 | 14 | 1,5 | 16,5 |
| M8KRO-L-S | 4,0 ÷ 6 | 19 | |||||||
| M10 | M10KRO-S-S | M10 | 2,5 ÷ 4 | 11 ÷ 12 | 12 | 11,9 | 15 | 1,5 | 18 |
| M10KRO-L-S | 4,0 ÷ 6 | 20,5 | |||||||
Fasteners and Fixings » Rivet Nuts » Csk Head, Open End Rivet Nuts - Steel
| 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 |