# SKF TKRT 21 Tachometer - Bearing Maintenance Tool for RPM Measurement - MROSupply.com

***SKF TKRT 21 handheld tachometer for measuring rotational speed of bearings and shafts. Features contact measurement mode with rubber tip and non-contact optical mode for safe distance readings. Displays RPM and surface speed on clear LCD screen. Suitable for maintenance and troubleshooting of rotating machinery.***



## Product details:

- Catalog number: TKRT 21
- SKU: 6372926
- Price: ***$1,038.43*** Each
- Shipping: ***FREE SHIPPING***  ON ORDERS OVER $100
- Typically Ships in: 1 day
- Brand: [SKF Bearing](https://www.mrosupply.com/brands/skf-bearing/)
- Category: 
    - [Tachometers](htts://www.mrosupply.com/test-instruments/nonelectrical-properties-testing/tachometers/)
    - [Nonelectrical Properties Testing](htts://www.mrosupply.com/test-instruments/nonelectrical-properties-testing/)
    - [Test Instruments](htts://www.mrosupply.com/test-instruments/)
- Unit of measure: each
- Weight: 1.880 lb


## Product images:
- https://static.mrosupply.com/images/noimage.webp


## Product attributes;

  
- Angle of Operation (max): 30 °
  

  
- Auto Switch Off: 10 min, 5 min, off
  

  
- Battery: 2x AA (Alkaline (incl.) or Rechargable)
  

  
- Battery Life: 12 h
  

  
- Case Dimensions (l X H X W): 260 x 85 x 180 mm
  

  
- Colour: Blue;Dark Grey
  

  
- Contact Accessories: Contact adaptor;Extension shaft;2x Conical tips;2 x Contact wheels C=0.1 m and C=6 in
  

  
- Contact Measurement Accuracy (+/-): 0.10%
  

  
- Contact Measurement Distance (range): 25-1200 mm
  

  
- Contact Measurement Linear Speed (range): 0.1-2000 m/min
  

  
- Contact Measurement Rotational Speed (range): 0-20000 r/min
  

  
- Contact Measurement Rotational Speed Modes: r/min, Hz
  

  
- Degree of Protection (IP): IP40
  

  
- Display: LCD display
  

  
- Distance Measurement Modes (with Contact Adaptor): metres, feet, inch
  

  
- Housing: ABS plastics
  

  
- Instrument Dimensions: 295 x 70 x 38 mm
  

  
- Instrument Weight: 270 g
  

  
- Laser Power Class: 2
  

  
- Laser Power Max: 1 mW
  

  
- Laser Type: Visible red line laser
  

  
- Laser Wavelength: 650 nm
  

  
- Linear Measurement Modes (with Contact Adaptor): m/min, m/s, feet/min, feet/s, inch/min, inch/s
  

  
- Measurement Types: Actual, Minimum, Maximum, Average, Total
  

  
- Operating Temperature Range: 0-40 °C
  

  
- Optical Measurement Accuracy (+/-): 0.01%
  

  
- Optical Measurement Method: Built in laser
  

  
- Optical Measurement Modes: r/min, Hz
  

  
- Optical Measurement Rotational Speed (range): 1-99999 r/min
  

  
- Pack Height: 90 mm
  

  
- Pack Length: 260 mm
  

  
- Pack Width: 184 mm
  

  
- Power Adapter: No
  

  
- Recommended Storage Temperature: -20-45 °C
  

  
- Relative Humidity: 10 to 90%, non-condensing
  

  
- Tripod Connector: Yes, (1/4-20 UNC)
  
## Product documents / software:

- [Instruction For Use](https://documents.mrosupply.com/product_documents/63/72/6372926/0901d19680c3cc6a-MP5508_EN_TKRT21_tcm_12-576296.pdf)

## Product's reviews:
- Skf 6205-2z/gjn - Item is exactly what I was looking for.
Like always you get high quality with
SKF
- Bearing purchase - Good price and fast delivery!! Also a pleasure doing business with MROSupply.com!!
- Agradecimiento. - Excelente servicio, confiable, rápido y efectivo.
Los seguiré llamando para mis necesidades.
- Sales - GREAT PRODUCT CUSTOMER WILL PURCHASE AGAIN.