A full service instrument shop specializing in marine compasses, weather instruments, spotting scopes, binoculars, telescopes, clocks, barometers, custom weather stations. Our service department is unmatched in the fields of compass repair, clock and barometer repair.

The most popular of the Constellation compass series the 5" Constellation can be found on boats from 25 ' and up. Often found on commercial vessels the early version of this compass, what we call the old style Constellation has a solid brass bowl and top bezel ring. These compasses were made to last forever. With new gaskets, oil, dome and a little TLC these compasses will look and work like new. When you send your compass in to our shop it will be totally disassembled, cleaned, repainted where necessary and rebuilt to look and perform as new. We can usually complete repairs on these within a week of the time that you have approved the repair. Send yours in today for a free estimate. CB017 5" Danforth Constellation dan5 Kelvin White 5" Constellation Repair 906 Danforth 5"Flush Mount Constellation Compass Repair 905 5" Constellation with Brass Binnacle 5 5" Danforth / White Constellation Aries CompassBulkhead Mounted ARIES 5" Constellation Express Compass 5exp 5" Binnacle mount Danforth Constellation picture145 5" Pintle and Gudgen Constellation picture131 5" Steel Boat Constellation 5scb 5" Old Style Wilfrid O. White, Kelvin-White, Danforth Constellation PartsThe Constellation Series compass was originally designed in 1947 by the Kelvin White Company, which became known as the Wilfrid O. White Co..The early versions of this compass have a serial number stamped in the top bezel ring, the first two letters of this number on the 5" compasses began with the letters CB. Danforth bought the company in 1961 and continued manufacturing the compasses to this day. This diagram is of the earliest 5" Constellation which was manufactured in this style until the early 1980's when it was updated into what we call the New style 5" Constellation. The clear dome on the 5" Constellation measures 5-3/16" in diameter at the base. The 5" Constellation uses approximately 45 ounces of compass oil. Click on the diagram to enlarge the schematic. The key number in the diagram is the first number in the order number. 5danconpart GETTING YOUR COMPASS REPAIREDViking Compass Repair Service specializes in marine compass repair. We repair compasses manufactured from the early 1800's to present day marine compasses. We are an authorized warranty repair station for most compass manufacturers, including but not limited to E.S.Ritchie, Danforth, Rule, C. Plath. We also repair compasses by: Aquameter, Star Compass Co, Marine Compass Co., Dirigo, Wilfrid O. White and Sons, Kelvin White, Kelvin Hughes, Wilcox Crittendon, John Bliss, Cassens and Plath, Baker Lyman, Lionel, Suunto, Plastimo. In January 2010 Viking Instruments purchased the entire inventory of Danforth and Aquameter compass parts as well as the tooling necessary to continue manufacturing replacement compass parts. Viking Instruments is the exclusive manufacture and distributer of Danforth and Aquameter compass parts and service. If you are interested in getting an estimate to repair your compass. Pack it up carefully and ship it to; Viking Instruments, Inc. 41 Summer St (Rte 3A) Kingston MA 02364 Please be sure to include your name, address and phone number with the compass. We will contact you via telephone or email within 2-3 working days from receipt of your compass. Most current production compasses can be repaired and be ready for return shipment within one week of the date of customer approval. If you wish to speak to someone in our shop concerning your compass you may call 781-585-2100 Monday- Friday From 9:30-5:00 E.S.T..Our retail Store is open Monday - Friday 12:00-5:00. Dealer Inquiries Invited.