---
product_id: 86397955
title: "Weems & Plath Marine Navigation Nautical Slide Rule"
brand: "weems & plath"
price: "R1211"
currency: ZAR
in_stock: true
url: https://www.desertcart.co.za/products/86397955-weems-and-plath-marine-navigation-nautical-slide-rule
store_origin: ZA
region: South Africa
---

# Nautical & statute mile conversions Instant speed-time-distance solutions Durable ABS plastic, pocket-ready Weems & Plath Marine Navigation Nautical Slide Rule

**Brand:** weems & plath
**Price:** R1211
**Availability:** ✅ In Stock

## Summary

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

## Quick Answers

- **What is this?** Weems & Plath Marine Navigation Nautical Slide Rule by weems & plath
- **How much does it cost?** R1211 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.za](https://www.desertcart.co.za/products/86397955-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

- • **Built to Last & Go:** Lightweight yet robust ABS plastic construction fits perfectly in your pocket or bag.
- • **Navigate Like a Pro:** Solve complex marine calculations instantly with precision and ease.
- • **Versatile Unit Mastery:** Seamlessly convert between knots, mph, hours, minutes, and yards for total control.
- • **Trusted by the U.S. Navy:** A professional-grade tool relied on by experts for dependable navigation.
- • **Clear & Accurate Readings:** Designed for quick, error-free calculations even in rough sea conditions.

## Overview

The Marine Navigation Nautical Slide Rule by Weems & Plath is a professional-grade, durable navigation tool designed for quick and accurate speed, time, and distance calculations. Lightweight and portable, it supports multiple unit conversions and is trusted by the U.S. Navy, making it an essential companion for serious mariners and boating enthusiasts.

## 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

## 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 |
|---------------|-------|
| Mounting type | Desk Mount/Handheld |
| UPC | 721002001054 |
| Global Trade Identification Number | 00721002001054 |
| Manufacturer | Weems & Plath |
| Size | full size |
| Weight | 1.5 kg |
| Material type | Metal |
| Number of items | 1 |
| Features | Lifetime Warranty |
| Sport | Boating |
| Batteries included? | No |
| tech_spec_battery_description_toys | Alkaline |
| Item model number | 105 |
| Product Dimensions | 18.42 x 18.42 x 0.1 cm; 141 g |
| ASIN | B0000AYILW |

## Product Details

- **Brand:** Weems & Plath
- **Material:** Metal
- **Item weight:** 0.14 Kilograms
- **Product dimensions:** 18.4L x 18.4W centimetres
- **Special feature:** Lifetime Warranty

## 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.

## 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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**Shop now:** [https://www.desertcart.co.za/products/86397955-weems-and-plath-marine-navigation-nautical-slide-rule](https://www.desertcart.co.za/products/86397955-weems-and-plath-marine-navigation-nautical-slide-rule)

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*Product available on Desertcart South Africa*
*Store origin: ZA*
*Last updated: 2026-01-23*