Mast Section Data
Original Equipment Mast I Notes
Famet
Height 6.500 inches
Width 3.480 inches
Wall Thickness 0.095 inches
Circumference 17.125 inches
Density of Aluminum 0.0979 lb/cu in
Weight per Linear Foot 1.911 lb
Length of Section 29.292 feet
Weight of Blank 56.0 lb
Original Equipment Mast II Note: Second generation mast  
Manufacturer unknown blank weighs 14.9 lb more  
than the original blank.  
Height 6.000 inches This will impact moment if inertia.  
Width 3.450 inches
Wall Thickness 0.135 inches
Circumference 15.250 inches
Density of Aluminum 0.0979 lb/cu in
Weight per Linear Foot 2.419 lb
Length of Section 29.292 feet
Weight of Blank 70.8 lb
Possible Mast Replacement Sections
Dwyer Aluminum Mast Co.
Section DM-500
Height 5.000 inches
Width 3.500 inches
Wall Thickness inches
Circumference inches
Density of Aluminum 0.0979 lb/cu in
Weight per Linear Foot 2.200 lb
Length of Section 29.292 feet
Weight of Blank 64.4 lb
Kenyon Spars
3550 Mast Section
Height 5.000 inches
Width 3.500 inches
Wall Thickness 0.130 inches
Circumference 13.750 inches
Density of Aluminum 0.0979 lb/cu in
Weight per Linear Foot 2.200 lb
Length of Section 29.292 feet
Weight of Blank 64.4 lb
Boom Section Data
Original Equipment Boom
Famet 1200 Series Section #4
Height 3.500 inches
Width 2.365 inches
Wall Thickness 0.075 inches
Circumference 9.625 inches
Density of Aluminum 0.0979 lb/cu in
Weight per Linear Foot 0.960 lb
Length of Section 10.917 feet
Weight of Blank 10.5 lb
Possible Boom Replacement Sections
Kenyon Spars
Standard Boom Section "D"
Height 3.750 inches
Width 2.250 inches
Wall Thickness 0.100 inches
Circumference 9.625 inches
Density of Aluminum 0.0979 lb/cu in
Weight per Linear Foot 1.300 lb
Length of Section 10.917 feet
Weight of Blank 13.0 lb
Dwyer Aluminum Mast Co.
DM-375
Height 3.750 inches
Width 2.250 inches
Wall Thickness Unknown inches
Circumference Unknown inches
Density of Aluminum 0.0979 lb/cu in
Weight per Linear Foot 1.140 lb
Length of Section 10.917 feet
Weight of Blank 12.5 lb
Spreader Data
O.D. 1.25"
I.D. 1.0"
Wall Thickness 0.13"
Length 30 7/8" w/o base & cap
Estimated Weight per Foot
Spinnaker Pole Data
O.D. 2.0"
I.D. 1.75" est
Wall Thickness 0.13 est
Length 122" w/o ends
Estimated Weight per Foot