N 040

Lock nut with inch thread, for locking by lock washer or locking plate

N lock nuts are used to locate bearings onto a shaft.

They have inch threads and four, equally spaced slots around their circumference to accommodate a spanner. They should be locked by a lock washer or locking plate to prevent unintentional loosening. N lock nuts can be reused, provided they are not damaged.

  • Simple, stable and reliable fastening element
  • Easy to install and remove
  • Reusable with a new locking device
  • Require a keyway in the shaft or adapter sleeve

Dimensions

G
199.314 mm
Thread diameter
8
Threads per inch
d1
222.25 mm
Diameter locating side face
d3
max.239.852 mm
Outside diameter
B
30.429 mm
Width
b
18.669 mm
Width locating slot
h
8.204 mm
Depth locating slot

Calculation data

Axial load carrying capacity, static
645 kN

Mounting information

Associated spanner
TMFN 30-40

Associated products

Locking device W 040
SKU: N 040-SKF Categories: , ,

Description

Properties

Locking device Lock washer
Nut for hydraulic mounting No
Associated mounting tool TMFN 30-40

Logistics

Product net weight 2.76 kg
eClass code 23-11-07-05
UNSPSC code 31163218

(199.314X239.852X30.429) (N040)

Additional information

Weight 2.76 kg
Size (mm)

Colour