---
product_id: 6524781
title: "Weems & Plath Marine Navigation Nautical Slide Rule"
brand: "weems & plath"
price: "€ 72.76"
currency: EUR
in_stock: true
reviews_count: 13
category: "Weems & Plath"
url: https://www.desertcart.nl/products/6524781-weems-and-plath-marine-navigation-nautical-slide-rule
store_origin: NL
region: Netherlands
---

# Instant speed-time-distance solutions Versatile unit conversions (knots, mph, miles, yards) Durable ABS plastic, pocket-portable Weems & Plath Marine Navigation Nautical Slide Rule

**Brand:** weems & plath
**Price:** € 72.76
**Availability:** ✅ In Stock

## Summary

> ⚓ Navigate smarter, sail faster—never miss your mark again!

## Quick Answers

- **What is this?** Weems & Plath Marine Navigation Nautical Slide Rule by weems & plath
- **How much does it cost?** € 72.76 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.nl](https://www.desertcart.nl/products/6524781-weems-and-plath-marine-navigation-nautical-slide-rule)

## Best For

- weems & plath enthusiasts

## Why This Product

- Trusted weems & plath brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Navigate Like a Pro:** Solve complex speed, time, and distance calculations instantly—no apps needed.
- • **Built to Brave the Seas:** Robust ABS plastic construction makes it lightweight yet tough enough for any voyage.
- • **Universal Units Mastery:** Seamlessly convert between knots, mph, nautical & statute miles, and yards for ultimate flexibility.
- • **Trusted by the U.S. Navy:** Join the ranks of elite navigators relying on this standard marine tool for dependable performance.
- • **Precision in Every Calculation:** Clear, easy-to-read design ensures accuracy even in rough marine conditions.

## Overview

The Weems & Plath Marine Navigation Nautical Slide Rule is a precision-engineered, durable ABS plastic tool designed for instant and accurate speed-time-distance calculations. Trusted by the U.S. Navy, it supports versatile unit conversions across nautical and statute miles, knots, mph, and yards, making it an essential, portable companion for professional and recreational mariners alike.

## Description

Gives immediate solution to all speed-time-distance problems. Equally applicable for nautical or statute miles. Speed in knots or m.p.h., time in hours, minutes, or seconds, and distance in nautical or statute miles (or yards if desired, and if speed is i

Review: Accurate navigational tool - A very accurate navigational tool and very handy for those not too quick at counting on your fingers! ;-) Slightly over sized for the application that I need, however don't let that put you off purchasing. Nice an robust.
Review: Great marine tool for planning - This is well made, yes plastic but sturdy and nicely done. Works great for voyage planning and just overall understanding of charting if you are doing blue water or coastal trips. Only downside is the numbers are small but I can read them fine with glasses, some people might not. Buy it once have it forever, nice addition to nav station.

## Features

- Instant Navigation Solutions: Effortlessly solve all speed-time-distance problems with our Nautical Slide Rule, designed for both nautical and statute miles
- Versatile Unit Conversions: Calculate speed in knots or mph, time in hours, minutes, or seconds, and distance in nautical, statute miles, or yards
- Easy-to-Read & Accurate: Our slide rule's clear design ensures quick and precise calculations, even in challenging marine conditions
- Durable & Portable: Crafted from robust ABS plastic, it's lightweight and compact, fitting easily into your pocket or bag
- Standard in U.S. Navy: Trusted by professionals, this slide rule is a staple in marine navigation, ensuring reliability and performance

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0000AYILW |
| Best Sellers Rank | #179,513 in Office Products ( See Top 100 in Office Products ) #393 in Technical Drawing Supplies |
| Brand Name | WEEMS & PLATH |
| Country of Origin | United States |
| Customer Reviews | 4.6 4.6 out of 5 stars (199) |
| Date First Available | July 1, 2003 |
| Global Trade Identification Number | 00721002001054 |
| Item Dimensions LxWxH | 7.25 x 7.25 x 0.04 inches |
| Item Package Dimensions L x W x H | 8.03 x 7.64 x 0.28 inches |
| Manufacturer | Weems & Plath |
| Package Weight | 0.14 Kilograms |
| Part Number | 105 |
| Size | full size |
| Sport Type | Boating |

## Product Details

- **Brand:** WEEMS & PLATH
- **Item Weight:** 0.14 Kilograms
- **Material:** Acrylonitrile Butadiene Styrene (ABS)
- **Product Dimensions:** 7.25"L x 7.25"W
- **UPC:** 721002001054

## Images

![Weems & Plath Marine Navigation Nautical Slide Rule - Image 1](https://m.media-amazon.com/images/I/71YrSLKWplS.jpg)

## Questions & Answers

**Q: What’s it made of ?**
A: Plastic

**Q: What are the dimensions of this slide rule?**
A: Rule itself is 7 3/8" square. Slipcase measures 8 1/8" x 7 5/8"

**Q: How does this differ from the E6B Aviation caalculator?**
A: Our device is solely for time, speed & distance calculations usually in the marine environment. The e6b appears to have other functions for aviation, including altitude and off course corrections, airspeed & density, etc.

**Q: What is the lowest mph reading?**
A: The speed scale reads from 1 to 100 knots or MPH.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Accurate navigational tool
*by P***L on June 23, 2022*

A very accurate navigational tool and very handy for those not too quick at counting on your fingers! ;-) Slightly over sized for the application that I need, however don't let that put you off purchasing. Nice an robust.

### ⭐⭐⭐⭐⭐ Great marine tool for planning
*by B***K on May 7, 2022*

This is well made, yes plastic but sturdy and nicely done. Works great for voyage planning and just overall understanding of charting if you are doing blue water or coastal trips. Only downside is the numbers are small but I can read them fine with glasses, some people might not. Buy it once have it forever, nice addition to nav station.

### ⭐⭐⭐⭐⭐ AWESOME NAVIGATION TOOL
*by B***A on March 23, 2023*

This really makes your pre-trip navigation work a lot easier. Highly recommend one at home and one on the boat. Found it easy to use and easy to read. Great product, seller was quick to respond and fast shipping. 5 stars.

## Frequently Bought Together

- Weems & Plath Marine Navigation Nautical Slide Rule
- Weems & Plath #176 Marine Navigation Ultralight Divider
- Weems & Plath Marine Navigation Parallel Ruler (Aluminum Arms, 15-Inch)

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*Product available on Desertcart Netherlands*
*Store origin: NL*
*Last updated: 2026-03-10*