Self-locking shaft nut that replaces locking washers and/or double nuts for secure clamping.
A nylon ring is inserted at one end of the thread. When mounting, the nylon ring pinches the threaded shaft.
Allows repeated attachments and removals without demolishing or damaging the nylon ring.
| Material: | Steel I4H / Nylon |
| Surface treatment: | galvanized |
| Thread tolerance: | 5H |
| Max usage temp: | + 80°C |
Type GUK – Standard
| Thread d | Art.no | B | d2 | d1 | S | Number of pin slots |
| M10x0,75 | GUK0 | 7,6 | 18,0 | 14,0 | 3,0 | 4 |
| M12x1 | GUK1 | 7,6 | 21,0 | 18,0 | 3,0 | 4 |
| M15x1 | GUK2 | 8,6 | 24,0 | 21,0 | 4,0 | 4 |
| M17x1 | GUK3 | 8,6 | 28,0 | 24,0 | 4,0 | 4 |
| M20x1 | GUK4 | 9,6 | 32,0 | 27,0 | 4,0 | 4 |
| M25x1,5 | GUK5 | 1,05 | 38,0 | 33,0 | 5,0 | 4 |
| M30x1,5 | GUK6 | 10,7 | 44,0 | 38,0 | 5,0 | 4 |
| M35x1,5 | GUK7 | 11,3 | 50,0 | 44,0 | 5,0 | 4 |
| M40x1,5 | GUK8 | 12,3 | 56,0 | 50,0 | 6,0 | 4 |
| M45x1,5 | GUK9 | 12,3 | 62,0 | 55,0 | 6,0 | 4 |
| M50x1,5 | GUK10 | 12,9 | 68,0 | 61,0 | 6,0 | 4 |
| M55x2 | GUK11 | 13,4 | 75,0 | 68,0 | 7,0 | 6 |
| M60x2 | GUK12 | 13,4 | 80,0 | 73,0 | 7,0 | 6 |
| M65x2 | GUK13 | 14,5 | 85,0 | 78,0 | 7,0 | 6 |
| M70x2 | GUK14 | 14,5 | 92,0 | 84,0 | 8,0 | 6 |
| M75x2 | GUK15 | 15,5 | 98,0 | 90,0 | 8,0 | 6 |
| M80x2 | GUK16 | 16,5 | 105,0 | 97,0 | 8,0 | 8 |
| M85x2 | GUK17 | 17,5 | 110,0 | 102,0 | 8,0 | 8 |
| M90x2 | GUK18 | 17,7 | 120,0 | 110,0 | 10,0 | 8 |
| M95x2 | GUK19 | 18,7 | 125,0 | 116,0 | 10,0 | 8 |
| M100x2 | GUK20 | 19,7 | 130,0 | 120,0 | 10,0 | 8 |
Type GUP – WIDE series
| Thread d | Art.no | B | d2 | d1 | S | Number of pin slots |
| M20x1 | GUP4 | 13,2 | 32,0 | 27,0 | 4,0 | 4 |
| M25x1,5 | GUP5 | 14,2 | 38,0 | 33,0 | 5,0 | 4 |
| M30x1,5 | GUP6 | 14,2 | 44,0 | 38,0 | 5,0 | 4 |
| M35x1,5 | GUP7 | 15,5 | 50,0 | 44,0 | 5,0 | 4 |
| M40x1,5 | GUP8 | 16,7 | 56,0 | 50,0 | 6,0 | 4 |
| M45x1,5 | GUP9 | 16,7 | 62,0 | 55,0 | 6,0 | 4 |
| M50x1,5 | GUP10 | 18,7 | 68,0 | 61,0 | 6,0 | 4 |
| M55x2 | GUP11 | 18,7 | 75,0 | 68,0 | 7,0 | 6 |
| M60x2 | GUP12 | 18,7 | 80,0 | 73,0 | 7,0 | 6 |
| M65x2 | GUP13 | 19,7 | 85,0 | 78,0 | 7,0 | 6 |
| M70x2 | GUP14 | 19,7 | 92,0 | 84,0 | 8,0 | 6 |
| M75x2 | GUP15 | 20,7 | 98,0 | 90,0 | 8,0 | 6 |
| M80x2 | GUP16 | 20,7 | 105,0 | 97,0 | 8,0 | 8 |
| M85x2 | GUP17 | 21,7 | 110,0 | 102,0 | 8,0 | 8 |
| M90x2 | GUP18 | 21,7 | 120,0 | 110,0 | 10,0 | 8 |
| M95x2 | GUP19 | 22,2 | 125,0 | 116,0 | 10,0 | 8 |
| M100x2 | GUP20 | 24,2 | 130,0 | 120,0 | 10,0 | 8 |
Type GUA – Special THREAD
(special threads that are not stocked and therefore need a relatively high number to be offered)
| Thread d | Art.no | B | d2 | d1 | S | Number of pin slots |
| M10x1 | GUA M10x1 | 7,6 | 18,0 | 15,0 | 3,0 | 4 |
| M10x1,5 | GUA M10x1,5 | 7,6 | 18,0 | 15,0 | 3,0 | 4 |
| M12x1,5 | GUA M12x1,5 | 9,2 | 21,0 | 18,0 | 3,0 | 4 |
| M12x1,75 | GUA M12x1,75 | 9,2 | 21,0 | 18,0 | 3,0 | 4 |
| M14x1 | GUA M14x1 | 8,6 | 24,0 | 21,0 | 4,0 | 4 |
| M14x1,5 | GUA M14x1,5 | 10,7 | 24,0 | 21,0 | 4,0 | 4 |
| M14x2 | GUA M14x2 | 10,7 | 24,0 | 21,0 | 4,0 | 4 |
| M16x1 | GUA M16x1 | 8,6 | 28,0 | 24,0 | 4,0 | 4 |
| M16x1,5 | GUA M16x1,5 | 10,7 | 28,0 | 24,0 | 4,0 | 4 |
| M16x2 | GUA M16x2 | 11,7 | 28,0 | 24,0 | 4,0 | 4 |
| M18x1 | GUA M18x1 | 8,6 | 28,0 | 24,0 | 4,0 | 4 |
| M18x1,5 | GUA M18x1,5 | 10,7 | 28,0 | 24,0 | 4,0 | 4 |
| M18x2,5 | GUA M18x2,5 | 10,7 | 28,0 | 24,0 | 4,0 | 4 |
| M20x1,5 | GUA M20x1,5 | 9,6 | 32,0 | 27,0 | 4,0 | 4 |
| M20x2,5 | GUA M20x2,5 | 12,7 | 32,0 | 27,0 | 4,0 | 4 |
| M22x1 | GUA M22x1 | 10,2 | 38,0 | 33,0 | 5,0 | 4 |
| M22x1,5 | GUA M22x1,5 | 12,7 | 38,0 | 33,0 | 5,0 | 4 |
| M22x2,5 | GUA M22x2,5 | 12,7 | 38,0 | 33,0 | 5,0 | 4 |
| M24x1,5 | GUA M24x1,5 | 10,7 | 38,0 | 33,0 | 5,0 | 4 |
| M24x2 | GUA M24x2 | 12,7 | 44,0 | 38,0 | 5,0 | 4 |
| M24x3 | GUA M24x3 | 12,7 | 44,0 | 38,0 | 5,0 | 4 |
| M27x1,5 | GUA M27x1,5 | 11,2 | 44,0 | 38,0 | 5,0 | 4 |
| M28x1,5 | GUA M28x1,5 | 11,2 | 44,0 | 38,0 | 5,0 | 4 |
| M32x1,5 | GUA M32x1,5 | 11,2 | 50,0 | 44,0 | 5,0 | 4 |
| M34x1,5 | GUA M34x1,5 | 11,3 | 50,0 | 44,0 | 5,0 | 4 |
| M36x2 | GUA M32x1,5 | 19,2 | 64,0 | 58,0 | 6,0 | 4 |
| M38x1 | GUA M38x1 | 12,2 | 53,0 | 47,0 | 5,0 | 4 |
| M38x1,5 | GUA M38x1,5 | 12,2 | 53,0 | 47,0 | 5,0 | 4 |
| M38x2 | GUA M38x2 | 12,2 | 53,0 | 47,0 | 5,0 | 4 |
| M39x3 | GUA M39x3 | 30,2 | 64,0 | 58,0 | 6,0 | 4 |
| M42x1,5 | GUA M42x1,5 | 15,2 | 62,0 | 55,0 | 6,0 | 4 |
| M45x2 | GUA M45x2 | 12,2 | 62,0 | 55,0 | 6,0 | 4 |
| M48x1,5 | GUA M48x1,5 | 13,7 | 64,0 | 57,0 | 6,0 | 4 |
| M52x1,5 | GUA M52x1,5 | 13,7 | 75,0 | 68,0 | 6,0 | 4 |
| M65x1,5 | GUA M65x1,5 | 14,5 | 85,0 | 77,0 | 7,0 | 6 |
| M105x2 | GUA M105x2 | 20,2 | 135,0 | 124,0 | 12,0 | 8 |
| M110x2 | GUA M110x2 | 20,2 | 140,0 | 129,0 | 12,0 | 8 |
| M115x2 | GUA M115x2 | 25,2 | 145,0 | 134,0 | 12,0 | 8 |
| M120x2 | GUA M120x2 | 23,7 | 150,0 | 139,0 | 12,0 | 8 |
| M125x2 | GUA M125x2 | 23,7 | 155,0 | 144,0 | 12,0 | 8 |
| M130x2 | GUA M130x2 | 23,7 | 160,0 | 149,0 | 12,0 | 8 |
| M135x2 | GUA M135x2 | 23,7 | 165,0 | 154,0 | 12,0 | 8 |
| M140x2 | GUA M140x2 | 23,7 | 170,0 | 159,0 | 12,0 | 8 |
| M150x2 | GUA M150x2 | 26,2 | 195,0 | 183,0 | 14,0 | 8 |
| M160x3 | GUA M160x3 | 26,2 | 205,0 | 191,0 | 16,0 | 8 |
| M180x3 | GUA M180x3 | 27,2 | 230,0 | 214,0 | 18,0 | 8 |
| M220x3 | GUA M220x3 | 33,2 | 280,0 | 260,0 | 20,0 | 8 |