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500 mg Calibration Weight Set, ASTM Class 1
As of: Tuesday, July 28, 2026
Standard Features
- Stainless steel polished finish
- Designed to meet ASTM E617-23 specifications
- ASTM Class 0 weight sets and individual weights are not individually marked with their weight value or individually serialized per ASTM E617-23
- Nominal value marked on weights
- Serial numbers applied to case (weights may be marked with symbol)
- Density 7.95g/cm3
Applications:
- Calibrating Class I and II balances
- ASTM Class 4, 5 and 6 weights
- Student laboratory use
- Rough weighing operations
- Tolerance testing
- Verification checks
Custom Configuration:
- Custom sets are available as build to order to meet your specific requirements
- ASTM weight sets larger than 500 g or 1 lb include a hardwood case with velvet-lined pockets
- Weight sets with the largest weight of 500 g include a precision-machined, polyvinyl crush-resistant case
500 mg ASTM Weight Set Contents
| 5-2-2-1 | 5-2-2-1 | 5-2-2-1 | |||
| 500 mg - 1 mg | 500 mg - 1 mg | 500 mg - 10 mg | 500 mg - 10 mg | 500 mg - 100 mg | 500 mg - 100 mg |
|---|---|---|---|---|---|
| 12445 Class 1 | 11910 Class 1 | 12447 Class 1 | 11909 Class 1 | 45952 Class 1 | 45944 Class 1 |
| (1) 500 mg | (1) 500 mg | (1) 500 mg | (1) 500 mg | (1) 500 mg | (1) 500 mg |
| (1) 300 mg | – | (1) 300 mg | – | (1) 300 mg | – |
| (1) 200 mg | (2) 200 mg | (1) 200 mg | (2) 200 mg | (1) 200 mg | (2) 200 mg |
| (1) 100 mg | (1) 100 mg | (1) 100 mg | (1) 100 mg | (1) 100 mg | (1) 100 mg |
| (1) 50 mg | (1) 50 mg | (1) 50 mg | (1) 50 mg | – | – |
| (1) 30 mg | – | (1) 30 mg | – | – | – |
| (1) 20 mg | (2) 20 mg | (1) 20 mg | (2) 20 mg | – | – |
| (1) 10 mg | (1) 10 mg | (1) 10 mg | (1) 10 mg | – | – |
| (1) 5 mg | (1) 5 mg | – | – | – | – |
| (1) 3 mg | – | – | – | – | – |
| (1) 2 mg | (2) 2 mg | – | – | – | – |
| (1) 1 mg | (1) 1 mg | – | – | – | – |
| 12 pcs. | 12 pcs. | 8 pcs. | 8 pcs. | 4 pcs. | 4 pcs. |
| 1.221 g set wt. | 1.11 g set wt. | 1.21 g set wt. | 1.11 g set wt. | 1.1 g set wt. | 0.8 g set wt. |
Class 1
| Part # | Description | List Price |
|---|---|---|
| 12445 | Class 1 SST Polished (5321) | List Price: $765.00 |
| 11910 | Class 1 SST Polished (5221) | List Price: $765.00 |
| 12447 | ASTM Class 1 SST Polished (5321) | List Price: $567.00 |
| 11909 | ASTM Class 1 SST Polished (5221) | List Price: $567.00 |
| 45952 | ASTM Class 1 SST Polished (5321) | List Price: $528.00 |
| 45944 | ASTM Class 1 SST Polished (5221) | List Price: $545.00 |
Replacement Cases
| Part # | Description | List Price |
|---|---|---|
| 11763 | Plastic | List Price: $100.00 |
Accessories
| Part # | Description | List Price |
|---|---|---|
| 36092 | Accuracy | List Price: $60.00 |
| 11714 | List Price: $8.00 | |
| 11711 | Delrin | List Price: $6.00 |
| 152414 | 130 mm, Tips made of nylon. | List Price: $50.00 |
| 25836 | List Price: $25.00 |
www.ricelake.com | 800-472-6703
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