A full service instrument shop specializing in sales and service of marine compasses. Suppliers of genuine replacement parts for Danforth, Aquameter, Ritchie, Kelvin White, Dirigo and Star compasses

Click to enlargeRitchie 5" Globemaster 1980-1990 parts


5" Compass Oil Pack5" Compass Oil PackOne Quart and One pint of Ritchie Compass Oil. Enough Oil to fill the 5" Globemaster or the Danforth 5" Constellation

Click to enlargeRepair Kit for 1980-1990 5" GlobemasterA complete repair kit to repair most problem leaks in a 1980-1990 5" Globemaster compass. Kit includes a clear dome(5G-0040), an oring(5G-0078) to seal the dome, a filler plug gasket (SH-0039) and enough oil to completely refill a 5" Globemaster (5G-0000)

1-5" Dome (1980-1990)This Dome measures 5-9/16" in diameter at the outside of the flange on the base. It measures approx. 5-3/8" when mounted in the compass just above the top bezel ring. This dome has a groove in the underside of the flange for the oring. The oring is placed in the groove under the dome.

2-Oring 5" New StyleNote that these orings tend to run slightly large and may require special instructions to install correctly.

3- Dial Assembly 5" GlobemasterSpecial care should be taken when ordering dials, be sure to check if the dial that you are replacing has a Powerdamp skirt on the underside of the dial. The non-powerdamp lubbers line pan will not accept a Powerdamp dial. If you have any questions please call us at 781-585-2100.

4-Lubbers Line Pan 5G-0081ASY$27.00Style: 
5-Gimbal Ring 5" 5G-0044ASY$25.00
6-Balance Tab 5G-0002ANL$5.00
Balance Tab Retainer SH-0052$0.95
8-5" Globemaster Bowl 1980-1990These are no longer available. Please contact us for availability of used bowls.

Click to enlargeFiller Plug Gasket
Filler Plug Screw 4CR1B1$3.00
12- 5" Clamping Ring 5G-0032$46.00
13-Base (SP-5, DR-5) 1965-1980 5" GlobemasterNo longer available, should be replaced with base, retaining ring kit. Call for more information.

15-Top Ring BezelThese are special order, there are several different top ring configurations. Please call 781-585-2100.

Top Ring Screw GM-0048$0.65