Description

The square outer shape YSRN locknut features two point brass locking screws in a 90° position. Suitable for bearing seat support. Inner threads and end surfaces are simultaneously machined ensuring assembly accuracy.

• Material Composition： S45C(C45E4)
• Hardness： HRC26° ~28°
• Thread Precision： ISO 4H
• Manufacturing Method： High Precision Turning
• Run Out： 0.005mm

Thread D h d1 n-m c1 S MAX Nm YSRN- M5x0.5P 12.5 5 8 2-M3 2.7 11 0.9 YSRN-M6x0.75P 13.5 9 12 YSRN- M8x1.0P 16 6.5 11 4 14 YSRN-M10x1.0P 19 8 13 5.5 16 YSRN-M12x1.0P 22 16 2-M4 5.5 19 3.5 YSRN-M15x1.0P 25 19 4.75 22 YSRN-M17x1.0P 29 13 21 9 24 YSRN-M20x1.0P 35 11 27 7 30 8 YSRN-M25x1.5P 43 15 32 2-M6 10 35 YSRN-M30x1.5P 48 20 37 14 40 YSRN-M35x1.5P 60 21 47 50 YSRN-M40x1.5P 62 25 18