Grain to Troy Pound Converter
Convert Grain (gr) to Troy Pound (lb t) instantly. 1 gr = 0.000174 lb t.
Mass Converter
26 units available
1 gr = 0.000174 lb t
Formula:
lb t = gr × 0.0001736111With your value: 1 gr = 0.00017361 lb t
How big is that?
Everyday references on a logarithmic scale, all expressed in grain so you can sanity-check the result.
Other Grain to Troy Pound conversions
Grain to Troy Pound Conversion Table
| Grain (gr) | Troy Pound (lb t) |
|---|---|
| 0.5 | 8.680556e-5 |
| 1 | 0.000174 |
| 2 | 0.000347 |
| 5 | 0.000868 |
| 10 | 0.001736 |
| 15 | 0.002604 |
| 20 | 0.003472 |
| 25 | 0.00434 |
| 50 | 0.008681 |
| 100 | 0.017361 |
| 250 | 0.043403 |
| 500 | 0.086806 |
| 1000 | 0.173611 |
Troy Pound to Grain Conversion Table
| Troy Pound (lb t) | Grain (gr) |
|---|---|
| 0.5 | 2,880 |
| 1 | 5,760 |
| 2 | 11,520 |
| 5 | 28,800 |
| 10 | 57,600 |
| 15 | 86,400 |
| 20 | 115,200 |
| 25 | 144,000 |
| 50 | 288,000 |
| 100 | 576,000 |
| 250 | 1,440,000 |
| 500 | 2,880,000 |
| 1000 | 5,760,000 |
Where these values come from
Every factor on this page is traced to the document that defines it. See the full provenance dataset or our methodology.
Grain (gr)
Mass
Traceable to the kilogram, defined by fixing the Planck constant at 6.626 070 15 × 10⁻³⁴ J·s. Avoirdupois masses derive from the 1959 international pound (0.453 592 37 kg exactly).
Source: BIPM, The International System of Units (SI), 9th edition, 2019 (updated 2024)
Bureau International des Poids et Mesures · Reviewed 2026-07-01
Troy Pound (lb t)
Mass
Traceable to the kilogram, defined by fixing the Planck constant at 6.626 070 15 × 10⁻³⁴ J·s. Avoirdupois masses derive from the 1959 international pound (0.453 592 37 kg exactly).
Source: BIPM, The International System of Units (SI), 9th edition, 2019 (updated 2024)
Bureau International des Poids et Mesures · Reviewed 2026-07-01
How to Convert Grain to Troy Pound
To convert from Grain (gr) to Troy Pound (lb t), multiply the value by 0.0001736111.
Formula: lb t = gr × 0.0001736111
Reverse: gr = lb t × 5,760
Step-by-Step Example
- Start with your value in Grain. For example: 5 gr
- Multiply by the conversion factor: 5 x 0.0001736111
- The result is: 0.000868 lb t
About Grain
The grain equals exactly 64.79891 milligrams and was originally the weight of a single barleycorn. It is still the standard unit for bullets, propellant and arrows.
Common uses: ammunition, archery, pharmacy (historic).
About Troy Pound
The troy pound equals 12 troy ounces, about 373.24 grams — lighter than the familiar avoirdupois pound.
Common uses: precious metals, bullion, numismatics.
Frequently Asked Questions
How many Troy Pound are in 1 Grain?
There are exactly 0.0001736111 Troy Pound in 1 Grain. This means the conversion factor from Grain to Troy Pound is 0.0001736111.
What is the formula to convert Grain to Troy Pound?
The formula to convert Grain to Troy Pound is: lb t = gr × 0.0001736111. For example, to convert 10 Grain to Troy Pound, you would multiply 10 by 0.0001736111.
What is a Grain?
The grain equals exactly 64.79891 milligrams and was originally the weight of a single barleycorn. It is still the standard unit for bullets, propellant and arrows.
What is a Troy Pound?
The troy pound equals 12 troy ounces, about 373.24 grams — lighter than the familiar avoirdupois pound.
What are the common uses of Grain?
The Grain is commonly used in ammunition, archery, pharmacy (historic).
Related Mass Conversions
Cite this page
UnitConvertLab. (2026). Grain to Troy Pound converter. UnitConvertLab. Retrieved from https://unitconvertlab.com/convert/grain-to-troy_pound