Product Selector
SNW22X3.938
22X3.938 Standard Locknut Part Number
This is our most popular series of adapter assemblies. They are the most commonly used method for locating tapered bore ball or roller bearings onto a cylindrical shaft. This series of adapters are used with 12 and 13 series self-aligning ball bearings, and 213 and 222 series spherical roller bearings.
Features and benefits
- Heavy duty positive locking method for industrial applications.
- Easy to install at any position on a straight shaft without the need for additional locating device.
- Common technique and design allow simple installation and removal.
- Standard Locknut sets the industry locknut standard
Price: $204.97
- SNW00 through SNW44 series use a standard series (N-00) locknut and (W-00) lockwasher configuration.SNP48 and larger use thin section (N-000) locknuts and (P) lockplates to accommodate larger shaft assemblies.
- Can be mounted directly to a straight shaft or on against the step on a stepped shaft for accurate axial positioning.
- Adapter sleeves and N and AN locknuts can be reused, provided they are not damaged. A new lockwasher or locking plate should be used each time the corresponding locknut is installed.
- Conforms with ABMA, SAE and ABEC standards for bearing and power transmission applications. Unless otherwise specified, manufactured from AISI grade 1000 or 1200 series steel.
- Bearing bore surface finish will not exceed 100 microinches for sizes 00-10, 120 microinches for sizes 11-22, and 150 microinches for sizes above 22.
| Dimensions | |||
|---|---|---|---|
| d | 3.942(3 15/16) | INCH | Bore Diameter |
| A | 4.524 | INCH | Diameter to Sharp Corner |
| L | 3.196 | INCH | Sleeve Length |
| B | 4.323 | INCH | Thread Major Diameter |
| K1 | 12 | No. Threads per Inch | |
| G | 1.145 | INCH | Thread Length |
| F | 0.428 | INCH | Slot Width |
| W | 4.81 | LB | Assembly Weight |