# 18 × 18 × 18 in volumetric weight

A 18 × 18 × 18 in box has a dimensional weight of 41.96 lb at the 139 divisor and 35.13 lb at 166 (5,832 in³). In kilograms it is 19.11 kg at 5000.

## Volumetric weight at each divisor

| Divisor | Volumetric | Same in | Typically seen with |
|---|---|---|---|
| 5000 (cm³/kg) | 19.11 kg | 42.14 lb | Common for international express |
| 6000 (cm³/kg) | 15.93 kg | 35.12 lb | Common for many postal services and airlines (IATA 1:6000) |
| 4000 (cm³/kg) | 23.89 kg | 52.67 lb | Used by some express and courier services |
| 139 (in³/lb) | 41.96 lb | 19.03 kg | Common US domestic and international parcel divisor |
| 166 (in³/lb) | 35.13 lb | 15.94 kg | Common for some US domestic and postal services |

Divisors vary by carrier and contract; check yours. Chargeable weight = the higher of actual and volumetric weight.

## Working

1. Volume: 18 × 18 × 18 = 5,832 in³
2. ÷ 139: 5,832 ÷ 139 = 41.96 lb
3. ÷ 166: 5,832 ÷ 166 = 35.13 lb
4. In cubic centimetres: 5,832 × 16.387 = 95,569 cm³
5. ÷ 5000: 95,569 ÷ 5000 = 19.11 kg
6. Chargeable weight: max(actual, volumetric) for your divisor

## FAQ

**What is the volumetric weight of a 18 × 18 × 18 in box?**
It has a dimensional weight of 41.96 lb at the 139 divisor and 35.13 lb at 166 (5,832 in³). In kilograms it is 19.11 kg at 5000.

**What is the volumetric weight of 18 × 18 × 18 in at 6000?**
15.93 kg (35.12 lb). The 6000 divisor gives 166.67 kg per cubic metre.

**What is the dimensional weight of 18 × 18 × 18 in in pounds?**
41.96 lb at the 139 divisor and 35.13 lb at 166.

**How many 18 × 18 × 18 in boxes fit on a EUR pallet?**
6 upright, as 2 per layer × 3 layers on a 1200 × 800 mm pallet stacked to 160 cm including the pallet.

**What is the CBM of a 18 × 18 × 18 in box?**
0.0956 m³, which is 3.38 cubic feet.

Source page: https://cartonmath.com/volumetric-weight/18x18x18-in/
Updated: 2026-10-06
Publisher: CartonMath (https://cartonmath.com)