Wherever you need high-quality load-bearing threads in thin materials, the SL Fasteners Pvt. Ltd. Insert nut or Blind Rivet nut system offers the ideal solution. The insert nuts shape and sizes are as per customer applications and requirements. The round reduced head insert nuts are of the round body and thin heads. Below material Grades are available in round insert nuts
- Steel Round Reduced Head Insert Nuts, Zinc Plated clear trivalent passivated
- Stainless Steel Round Reduced Head Insert Nuts.
The thread sizes of Round Reduced Head Insert Nuts are available as per 0.5 to 3 mm grip range (1 GR) and 3 to 6mm grip range (2GR)
- M3 Round Reduced Head Open Insert Nuts
- M4 Round Reduced Head Open Insert Nuts / M4 Round Reduced Head Closed Insert Nuts
- M5 Round Reduced Head Open Insert Nuts / M5 Round Reduced Head Closed Insert Nuts
- M6 Round Reduced Head Open Insert Nuts / M6 Round Reduced Head Closed Insert Nuts
- M8 Round Reduced Head Open Insert Nuts / M8 Round Reduced Head Closed Insert Nuts
- M10 Round Reduced Head Open Insert Nuts
- M12 Round Reduced Head Open Insert Nuts
- UNC 6-32 Round Reduced Head Open Insert Nuts
- UNC 8-32 Round Reduced Head Open Insert Nuts
- UNC 10-24 Round Reduced Head Open Insert Nuts
- UNC 10-32 Round Reduced Head Open Insert Nuts
- UNC ¼-20 Round Reduced Head Open Insert Nuts
- UNC 5/16-18 Round Reduced Head Open Insert Nuts
Round Reduced Head Insert Nut
Round Reduced Head Insert Nut Close Type
Round Reduced Head Insert Nut
Round Reduced Head Insert Nut
Open End
Round Body With Groove, Reduced Head – Steel
Material : Steel
Finish : Zinc Plated clear trivalent passivated
| Round Reduced Head Insert Nut | Metric / 6H | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
Round Body With Groove, Reduced Head – Steel | |||||||||||
| Thread Size | Grip Range | Hole Size | Body Dia | Body Length | Head Diameter | Head Height | Recommended Max Torque | Pull-out | Torque-To-Turn | Push-out | Part Number |
| (min ~ max) | A (max) | M (+/- 0.2) | B (+/- 0.3) | D (+/- 0.2) | Nm (max) | kN | Nm (min) | kN | |||
| M3 X 0.5 | 0.5 ~ 2.0 | 4.8 | 4.72 | 8.7 | 5.3 | 0.4 | 1.5 | 2.7 | 0.4 | 0.8 | M3-R-G-RH-S-A |
| M4 X 0.7 | 0.5 ~ 2.5 | 6.4 | 6.35 | 10.4 | 7.3 | 0.5 | 5.1 | 6.6 | 1.9 | 1.5 | M4-R-G-RH-S-A |
| M5 X 0.8 | 0.5 ~ 2.5 | 7.2 | 7.10 | 12 | 8.1 | 0.5 | 7.9 | 8.0 | 2.6 | 1.9 | M5-R-G-RH-S-A |
| M6 x 1.0 | 0.7 ~ 3.2 | 9.6 | 9.50 | 15 | 10.5 | 0.5 | 12.4 | 11.4 | 3.4 | 2.4 | M6-R-G-RH-S-A |
| M8 X 1.25 | 0.7 ~ 3.2 | 10.6 | 10.50 | 16 | 11.5 | 0.5 | 16.4 | 15.7 | 3.6 | 2.8 | M8-R-G-RH-S-A |
| M10 X 1.5 | 0.7 ~ 3.5 | 12.8 | 12.70 | 19 | 13.9 | 0.6 | 33.9 | 18.7 | 4.2 | 3.7 | M10-R-G-RH-S-A |
| Round Body With Groove, Reduced Head – Steel – Europeon | |||||||||||
| M3 X 0.5 | 0.5 ~ 2.0 | 5.0 | 4.95 | 9.0 | 6.0 | 0.5 | 1.5 | 2.7 | 0.4 | 0.8 | M3-R-G-RH-S-E |
| M4 X 0.7 | 0.5 ~ 2.5 | 6.0 | 5.95 | 10.0 | 7.0 | 0.5 | 5.1 | 3.6 | 2.0 | 1.2 | M4-R-G-RH-S-E |
| M5 X 0.8 | 0.5 ~ 3.0 | 7.0 | 6.95 | 12.0 | 8.0 | 0.5 | 7.9 | 7.8 | 2.8 | 1.4 | M5-R-G-RH-S-E |
| M6 x 1.0 | 0.7 ~ 3.2 | 9.0 | 8.95 | 15.0 | 10.0 | 0.5 | 12.4 | 15.8 | 5.0 | 2.6 | M6-R-G-RH-S-E |
| M8 X 1.25 | 0.7 ~ 3.2 | 11.0 | 10.95 | 16.0 | 12.0 | 0.5 | 32.0 | 18.1 | 9.1 | 3.5 | M8-R-G-RH-S-E |
| M10 X 1.5 | 0.7 ~ 3.2 | 13.0 | 12.95 | 20.0 | 14.0 | 0.7 | 45.0 | 20.8 | 16.7 | 3.9 | M10-R-G-RH-S-E |
| Round Body With Groove, Reduced Head – Long – Steel – Europeon | |||||||||||
| M4 X 0.7 | 2.5 ~ 4.0 | 6.0 | 5.95 | 12 | 7.0 | 0.5 | 5.1 | 3.6 | 2.0 | 1.2 | M4-R-G-RH-L-S-E |
| M5 X 0.8 | 2.5 ~ 4.5 | 7.0 | 6.95 | 14 | 8.0 | 0.5 | 7.9 | 7.8 | 2.8 | 1.4 | M5-R-G-RH-L-S-E |
| M6 x 1.0 | 3.0 ~ 5.0 | 9.0 | 8.95 | 17 | 10.0 | 0.5 | 12.4 | 15.8 | 5.0 | 2.6 | M6-R-G-RH-L-S-E |
| M8 X 1.25 | 3.0 ~ 5.5 | 11.0 | 10.95 | 18.5 | 12.0 | 0.5 | 32.0 | 18.1 | 9.1 | 3.5 | M8-R-G-RH-L-S-E |
| M10 X 1.5 | 3.5 ~ 6.0 | 13.0 | 12.95 | 23.5 | 14.0 | 0.6 | 45.0 | 20.8 | 16.7 | 3.9 | M10-R-G-RH-L-S-E |
| Round Reduced Head Insert Nut | Unified / 2B | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Round Body With Groove, Reduced Head – Steel | |||||||||||
| Thread Size | Grip Range | Hole Size | Body Dia | Body Length | Head Diameter | Head Height | Recommended Max Torque | Pull-out | Torque-To-Turn | Push-out | Part Number |
| (min ~ max) | A (max) | M (+/- 0.015) | B (+/- 0.012) | D (+/- 0.008) | lbf (max) | lbf | lbf (min) | lbf | |||
| UNC 6-32 | 0.020 ~ 0.080 | 0.250 | 0.249 | 0.410 | 0.295 | 0.018 | 45 | 920 | 17 | 310 | UNC 6-32-R-G-RH-S-A |
| UNC 8-32 | 0.020 ~ 0.080 | 0.250 | 0.249 | 0.410 | 0.295 | 0.018 | 45 | 920 | 17 | 310 | UNC 8-32-R-G-RH-S-A |
| UNC 10-24 | 0.020 ~ 0.130 | 0.281 | 0.279 | 0.470 | 0.319 | 0.020 | 70 | 1280 | 23 | 445 | UNC 10-24-R-G-RH-S-A |
| UNF 10-32 | 0.020 ~ 0.130 | 0.281 | 0.279 | 0.470 | 0.319 | 0.020 | 70 | 1280 | 23 | 445 | UNF 10-32-R-G-RH-S-A |
| UNC 1/4-20 | 0.020 ~ 0.165 | 0.375 | 0.374 | 0.590 | 0.413 | 0.020 | 110 | 1520 | 30 | 560 | UNC 1/4-20-R-G-RH-S-A |
| UNC 5/16-18 | 0.040 ~ 0.200 | 0.500 | 0.498 | 0.690 | 0.543 | 0.022 | 145 | 3300 | 31 | 632 | UNC 5/16-18-R-G-RH-S-A |
Close End
Round Body With Groove, Reduced Head – Close Type – Steel
Material : Steel
Finish : Zinc Plated clear trivalent passivated
| Round Reduced Head Insert Nut | Metric / 6H | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Round Body With Groove, Reduced Head – Close Type – Steel – Europeon | |||||||||||
| Thread Size | Grip Range | Hole Size | Body Dia | Body Length | Head Diameter | Head Height | Recommended Max Torque | Pull-out | Torque-To-Turn | Push-out | Part Number |
| (min ~ max) | A (max) | M (+/- 0.2) | B (+/- 0.3) | D (+/- 0.2) | Nm (max) | kN | Nm (min) | kN | |||
| M4 X 0.7 | 0.5 ~ 2.5 | 6.0 | 5.95 | 15.0 | 6.8 | 0.5 | 5.1 | 6.6 | 1.9 | 1.5 | M4-R-G-RH-CT-S-E |
| M5 X 0.8 | 0.5 ~ 3.0 | 7.0 | 6.95 | 18.0 | 8.0 | 0.5 | 7.9 | 8.0 | 2.6 | 1.9 | M5-R-G-RH-CT-S-E |
| M6 x 1.0 | 0.5 ~ 3.0 | 9.0 | 8.95 | 21.5 | 9.9 | 0.5 | 12.4 | 11.4 | 3.4 | 2.4 | M6-R-G-RH-CT-S-E |
| M8 X 1.25 | 0.5 ~ 3.0 | 11.0 | 10.95 | 22.0 | 12.0 | 0.5 | 32.0 | 15.7 | 3.6 | 2.8 | M8-R-G-RH-CT-S-E |
Open End
Round Body With Groove, Reduced Head – Stainless Steel
Material : Stainless Steel
Finish : Natural
| Round Reduced Head Insert Nut | Metric / 6H | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Round Body With Groove, Reduced Head – Stainless Steel | |||||||||||
| Thread Size | Grip Range | Hole Size | Body Dia | Body Length | Head Diameter | Head Height | Recommended Max Torque | Pull-out | Torque-To-Turn | Push-out | Part Number |
| (min ~ max) | A (max) | M (+/- 0.2) | B (+/- 0.3) | D (+/- 0.2) | Nm (max) | kN | Nm (min) | kN | |||
| M3 X 0.5 | 0.5 ~ 1.5 | 4.8 | 4.7 | 9.0 | 5.5 | 0.5 | 4.0 | 8.2 | 0.4 | 1.0 | M3-R-G-RH-ST-A |
| M4 X 0.7 | 0.5 ~ 2.5 | 6.4 | 6.3 | 10.5 | 7.0 | 0.5 | 5.6 | 9.2 | 1.9 | 2.0 | M4-R-G-RH-ST-A |
| M5 X 0.8 | 0.5 ~ 3.0 | 7.2 | 7.1 | 12.0 | 8.0 | 0.5 | 11.3 | 12.0 | 2.6 | 2.7 | M5-R-G-RH-ST-A |
| M6 x 1.0 | 0.5 ~ 3.0 | 9.6 | 9.5 | 14.5 | 10.5 | 0.5 | 16.9 | 18.3 | 3.4 | 2.9 | M6-R-G-RH-ST-A |
| M8 X 1.25 | 0.5 ~ 3.0 | 10.6 | 10.5 | 16.0 | 11.5 | 0.5 | 22.6 | 24.2 | 3.6 | 3.2 | M8-R-G-RH-ST-A |
| M10 X 1.5 | 1.0 ~ 3.5 | 14.3 | 14.28 | 18.5 | 15.8 | 0.7 | 33.8 | 33.9 | 4.2 | 4.2 | M10-R-G-RH-ST-A |
| Round Body With Groove, Reduced Head – Stainless Steel – Europeon | |||||||||||
| M3 X 0.5 | 0.5 ~ 2.0 | 5.0 | 4.95 | 9.0 | 6.0 | 0.5 | 4.0 | 8.2 | 0.4 | 1.0 | M3-R-G-RH-ST-E |
| M4 X 0.7 | 0.5 ~ 2.5 | 6.0 | 5.95 | 11.0 | 7.0 | 0.5 | 5.6 | 9.2 | 1.9 | 2.0 | M4-R-G-RH-ST-E |
| M5 X 0.8 | 0.5 ~ 3.0 | 7.0 | 6.95 | 12.0 | 8.0 | 0.5 | 11.3 | 12.0 | 2.6 | 2.7 | M5-R-G-RH-ST-E |
| M6 x 1.0 | 0.5 ~ 3.0 | 9.0 | 8.95 | 14.0 | 10.0 | 0.5 | 16.9 | 18.3 | 3.4 | 2.9 | M6-R-G-RH-ST-E |
| M8 X 1.25 | 0.5 ~ 3.0 | 11.0 | 10.95 | 16.0 | 12.0 | 0.5 | 22.6 | 24.2 | 3.6 | 3.2 | M8-R-G-RH-ST-E |
| M10 X 1.5 | 1.0 ~ 3.5 | 13.0 | 12.95 | 19.0 | 14.3 | 0.7 | 33.8 | 33.9 | 4.2 | 4.2 | M10-R-G-RH-ST-E |
| Round Body With Groove, Reduced Head – Long – Stainless Steel – Europeon | |||||||||||
| M4 X 0.7 | 2.5 ~ 4.0 | 6.0 | 5.90 | 12.5 | 7.0 | 0.5 | 5.6 | 9.2 | 1.9 | 2.0 | M4-R-G-RH-L-ST-E |
| M5 X 0.8 | 3.0 ~ 4.5 | 7.0 | 6.90 | 13.5 | 8.0 | 0.5 | 11.3 | 12.0 | 2.6 | 2.7 | M5-R-G-RH-L-ST-E |
| M6 x 1.0 | 3.0 ~ 5.0 | 9.0 | 8.90 | 16.0 | 10.0 | 0.5 | 16.9 | 18.3 | 3.4 | 2.9 | M6-R-G-RH-L-ST-E |
| M8 X 1.25 | 3.0 ~ 5.5 | 11.0 | 10.90 | 18.5 | 12.0 | 0.5 | 22.6 | 24.2 | 3.6 | 3.2 | M8-R-G-RH-L-ST-E |
| M10 X 1.5 | 3.5 ~ 6.0 | 13.0 | 12.90 | 21.5 | 14.3 | 0.7 | 33.8 | 33.9 | 4.2 | 4.2 | M10-R-G-RH-L-ST-E |
Close End
Round Body With Groove, Reduced Head – Close Type – Stainless Steel
Material : Stainless Steel
Finish : Natural
| Round Body With Groove, Reduced Head – Close Type – Stainless Steel – Europeon | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Thread Size | Grip Range | Hole Size | Body Dia | Body Length | Head Diameter | Head Height | Recommended Max Torque | Pull-out | Torque-To-Turn | Push-out | Part Number |
| (min ~ max) | A (max) | M (+/- 0.2) | B (+/- 0.3) | D (+/- 0.2) | Nm (max) | kN | Nm (min) | kN | |||
| M4 X 0.7 | 0.5 ~ 2.5 | 6.4 | 6.35 | 15.0 | 7.30 | 0.5 | 6.2 | 2.3 | 1.1 | 0.8 | M4-R-G-RH-CT-S-AM |
| M5 X 0.8 | 0.5 ~ 2.5 | 7.2 | 7.10 | 18.00 | 8.10 | 0.5 | 10.7 | 2.8 | 1.4 | 1.5 | M5-R-G-RH-CT-S-AM |
| M6 x 1.0 | 0.7 ~ 3.2 | 9.6 | 9.50 | 21.50 | 10.50 | 0.5 | 18.1 | 3.0 | 1.4 | 1.4 | M6-R-G-RH-CT-S-AM |
| M8 X 1.25 | 0.7 ~ 3.2 | 10.6 | 10.50 | 22.00 | 11.50 | 0.5 | 32.0 | 5.0 | 2.7 | 2.3 | M8-R-G-RH-CT-S-AM |
| M10 X 1.5 | 0.7 ~ 3.2 | 12.8 | 12.70 | 26.50 | 13.90 | 0.7 | 45.0 | 5.0 | 2.7 | 2.3 | M10-R-G-RH-CT-S-AM |