Product Description
Need a single test weight at a specific value rather than a full set? These OHAUS ASTM Class 5 individual calibration weights cover gram, milligram, ounce and decimal pound values for testing commercial Class III, IIIL and IIII scales. They suit weights and measures inspections, service calibrations and force measuring applications.
This listing is for OHAUS item number 83040158: ASTM Class 5 One-Piece Cylindrical Test Weight, 4 oz, No Certificate. The weights are one-piece construction for durability and tamper resistance. Larger values are cylindrical 303 stainless steel, and the smallest values are flat or dish-shaped pieces, with the lightest made of aluminum. All are made in the USA and can be ordered with no certificate or with an ISO/IEC 17025 accredited calibration certificate that reports uncertainty. LIGHT LABS supplies the OHAUS line with knowledgeable support from our Englewood, Colorado team.
Key Features
- ASTM Class 5 Tolerance – Made to ASTM E617 Class 5 tolerances for testing commercial Class III, IIIL and IIII scales
- One-Piece Construction – Solid one-piece weights have no adjustment cavity, giving a durable, tamper-resistant test standard
- Corrosion-Resistant Materials – Cylindrical weights are 303 stainless steel and the smallest flat and dish weights are lightweight aluminum
- Shape Matched to Value – Weights 1 g and 0.01 lb or larger are cylindrical; 500 mg and below and 0.005 lb and below are flat for easy handling
- Metric, Avoirdupois Ounce and Decimal Pound Values – Covers gram, milligram, ounce and decimal pound denominations for legal-for-trade testing
- Certificate Options – Order with no certificate or with an ISO/IEC 17025 accredited calibration certificate that reports measurement uncertainty
Specifications
| Item Number | 83040158 |
| Brand | OHAUS |
| Description | ASTM Class 5 One-Piece Cylindrical Test Weight, 4 oz, No Certificate |
| Weight Value | 4 oz |
| Design | Cylindrical |
| Protective Case | Included |
| Construction | One-piece |
| Density at 20°C | 7.85 g/cm3 |
| Dimensions | 1.16 in x 0.99 in (2.946 cm x 2.515 cm) (HxØ) |
| Weight Material | 303 Stainless Steel |
| Weight Tolerance | 9.5 mg |
| Wgt Origin (USA) | USA |
Related Models
- 83040208 – ASTM Class 5 One-Piece Cylindrical Test Weight, 1 g, No Certificate
- 83040163 – ASTM Class 5 One-Piece Cylindrical Test Weight, 1 oz, with Accredited Calibration Certificate
- 83040162 – ASTM Class 5 One-Piece Cylindrical Test Weight, 1 oz, No Certificate
- 83040199 – ASTM Class 5 One-Piece Cylindrical Test Weight, 20 g, with Accredited Calibration Certificate
- 83040198 – ASTM Class 5 One-Piece Cylindrical Test Weight, 20 g, No Certificate
- 83040207 – ASTM Class 5 One-Piece Cylindrical Test Weight, 2 g, with Accredited Calibration Certificate
- 83040206 – ASTM Class 5 One-Piece Cylindrical Test Weight, 2 g, No Certificate
- 83040161 – ASTM Class 5 One-Piece Cylindrical Test Weight, 2 oz, with Accredited Calibration Certificate
- 83040160 – ASTM Class 5 One-Piece Cylindrical Test Weight, 2 oz, No Certificate
- 83040197 – ASTM Class 5 One-Piece Cylindrical Test Weight, 30 g, with Accredited Calibration Certificate
- 83040196 – ASTM Class 5 One-Piece Cylindrical Test Weight, 30 g, No Certificate
- 83040205 – ASTM Class 5 One-Piece Cylindrical Test Weight, 3 g, with Accredited Calibration Certificate
- 83040204 – ASTM Class 5 One-Piece Cylindrical Test Weight, 3 g, No Certificate
- 83040159 – ASTM Class 5 One-Piece Cylindrical Test Weight, 4 oz, with Accredited Calibration Certificate
Applications
- Weights and measures inspections
- Field testing of retail and commercial scales
- Service technician scale calibration
- Postal, deli and jewelry scale verification
- Routine checks of Class III and IIII weighing devices
- Force measurement applications
