Calibration Weight 50lb - 83040260 Troemner cast iron scale calibration weights offer uncertainties of less than 1/4 of the tolerance and are available in grip handle, slotted and hanger designs in sizes from 200g–1000kg or ½lb–5000lb. Available with certificate options traceable to NIST including ISO/IEC 17025 Accredited Certificate or Traceable Certificate to aid in meeting SOP and regulatory requirements. Available with certificate options traceable to NIST including ISO/IEC 17025 Accredited Certificate or Traceable Certificate to aid in meeting SOP and regulatory requirements. Family Tag Line: Individual Scale Calibration Weights Adjusted to Meet or Exceed ASTM Class 5-7 Tolerances Family Name: ASTM Individual Scale Calibration Weights Applications: Used to test commercial weighing devices by weights & measures officials and service technicians. Class 5–7 weights may be used to test most accuracy Class III scales and Class IIIL or IIII scales. Appropriate for weighing applications such as force measuring. Construction: Two-piece Design Features: Cast iron scale calibration weights ?50kg, ?100lb, are grip handle. Weights ?100kg, ?200lb, are block design for lifting with hook. Family Overview: ASTM Individual Scale Calibration Weights Model No.: Calibration Weight 50lb Calibration Certificate: No Certificate ASTM Class: 5 NIST Class: Weight Value: 50 lb Weight Set Range: Design: Grip Handle Weight Material: Cast Iron Protective Case: Available as an Accessory Construction: Two-piece Density at 20°C: 7.20 g/cm3 Dimensions: 8 in x 6.38 in x 5.56 in (20.32 cm x 16.205 cm x 14.12 cm) (LxHxW) Dimensions in Case: Set Capacity: Set Contents: Set Total Pieces: Uncertainty: Weight Tolerance: 1.1 g Wgt Origin (USA): USA