What are the dimensions of this slide rule?

Rule itself is 7 3/8" square. Slipcase measures 8 1/8" x 7 5/8"

How does this differ from the E6B Aviation caalculator?

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.

What is the lowest mph reading?

The speed scale reads from 1 to 100 knots or MPH.

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Weems & Plath Marine Navigation Nautical Slide Rule

Product ID: 6524781

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Details

Brand
WEEMS & PLATH
Item Weight
0.14 Kilograms
UPC
721002001054
Global Trade Identification Number
Manufacturer
Weems & Plath

⚓Nautical & statute mile versatility

🧭Trusted by U.S. Navy pros

⏱️Instant speed-time-distance solutions

Description

🧭 Navigate like a pro—no signal, no problem!

DUAL UNIT PRECISION - Seamlessly convert between knots, mph, nautical miles, statute miles, and yards for ultimate flexibility.
DURABLE POCKET READY - Lightweight ABS plastic construction fits easily in your gear—ready for any voyage.
NAVY GRADE RELIABILITY - A trusted standard in U.S. Navy navigation, ensuring professional-grade performance.
CLEAR ACCURATE READINGS - Designed for quick, error-free calculations even in rough marine conditions.
EFFORTLESS NAVIGATION MASTERY - Solve complex speed, time, and distance problems instantly—no apps needed.

The Weems & Plath Marine Navigation Nautical Slide Rule is a compact, durable ABS plastic tool designed for instant and precise speed-time-distance calculations. It supports multiple units including knots, mph, nautical and statute miles, and yards. Trusted by the U.S. Navy, this slide rule offers professional-grade reliability and clarity, making it an essential navigation companion for boating enthusiasts and maritime professionals alike.

Specifications

Item Package Dimensions L x W x H	8.03 x 7.64 x 0.28 inches
Package Weight	0.14 Kilograms
Item Dimensions LxWxH	7.25 x 7.25 x 0.04 inches
Item Weight	0.14 Kilograms
Brand Name	WEEMS & PLATH
Country of Origin	United States
Manufacturer	Weems & Plath
Part Number	105
Size	full size
Sport Type	Boating

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