Key Highlights
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Designed to meet ASTM E617-23 specifications for Class 4 weights.
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Stainless steel construction with a polished finish for durability.
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Supplied as a single 50g weight, with nominal value clearly marked.
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Ideal for calibrating Class I and II balances and performing verification checks.
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Custom set configurations are available as built-to-order items.
This 50 g calibration weight set serves as a fundamental tool for maintaining measurement integrity in laboratory, educational, and industrial settings. Manufactured from stainless steel with a polished finish, the weight is built to resist corrosion and provide long-term stability, making it suitable for routine calibration of Class I and II balances, tolerance testing, and student laboratory use. Its compliance with ASTM E617-23 specifications ensures it meets recognized standards for accuracy and performance in its class.
The set is designed for practical, daily operational checks and verification procedures. As an ASTM Class 4 weight, it is an excellent choice for rough weighing operations, internal quality control audits, and as a transfer standard for verifying higher-class weight sets. For projects requiring a specific assortment of weights, custom-configured sets can be built to order, providing tailored solutions for unique metrology requirements. Larger custom sets are presented in protective cases, such as precision-machined polyvinyl or velvet-lined hardwood cases, to safeguard investment and precision.
| Specification | Details |
|---|---|
| Product Type | Calibration Weight Set |
| Nominal Weight | 50 g |
| ASTM Class | Class 4 |
| Specification Standard | ASTM E617-23 |
| Material | Stainless Steel (Polished Finish) |
| Density | 7.95 g/cm³ |
| Marking | Nominal Value on Weight |
| Serialization | Serial number applied to case (weights may bear a symbol) |
| Typical Applications | Calibrating Class I/II Balances, Verification, Student Labs, Tolerance Testing |
Purchase your essential calibration standard from an authorized Rice Lake dealer. Contact our team today to request pricing, confirm availability, or speak with a calibration specialist for your laboratory or metrology requirements.
Free shipping: To the 48 contiguous states (residential, farm and rural deliveries may carry a carrier surcharge).
Ship date: Rice Lake Weighing Systems products ship on the maker's own lead time; we confirm the date when you order, or call 844-735-5386 before you buy.
Tracking: Emailed the moment your order ships.
Questions: (844) 735-5386 or info@selletonscales.com.








