Murray & Tregurtha Harbormaster N6 1H-7610-LL-L7A-8235 Instruction Manual USN

Murray & Tregurtha Harbormaster N6 1H-7610-LL-L7A-8235 Instruction Manual USN

This is the original Murray & Tregurtha Harbormaster Model N6 Instruction Manual — Volume 1 of 2, covering the Outboard Drive. It was produced for the United States Navy under contract N00123-78-C-0244 and covers operation, maintenance, and parts list information for the Harbormaster N6 outboard drive system. The manual is published by Murray & Tregurtha Inc. of Quincy, Massachusetts, a division of Mathewson Corporation and a maker of marine equipment since 1885.

Specifications & What's Included

• Manufacturer: Murray & Tregurtha Inc. (M&T), Quincy, MA — Division of Mathewson Corporation
• Product: Harbormaster Model N6 Outboard Drive
• Document Type: Instruction Manual — Operation, Maintenance & Parts List
• Volume: 1 of 2 (Outboard Drive)
• Series: N6
• Stock No.: 1H-7610-LL-L7A-8235
• Built For: United States Navy
• USN FSN: 2C-2010-938-2727
• Contract No.: N00123-78-C-0244
• Format: Printed, bound in 3-ring binder
• Language: English

Applications

The Murray & Tregurtha Harbormaster is a line of marine outboard drive units manufactured by Murray & Tregurtha Inc., a Quincy, Massachusetts company with roots going back to 1885. The Harbormaster outboard drive systems were used in a range of military and commercial marine applications, including U.S. Navy service craft, workboats, and utility vessels. This manual covers operation, routine maintenance procedures, and a complete parts list for the Model N6 outboard drive — making it an essential reference for technicians maintaining or repairing Harbormaster-equipped vessels. Manuals of this type are sought by Navy maintenance facilities, marine restoration specialists, and collectors of U.S. military surplus marine equipment. Volume 2 covers additional system components; this Volume 1 focuses specifically on the outboard drive assembly.