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Spars, Rigging, and Hardware for Sailboats

Rig-Rite, Inc.
Phone: (001) 401-739-1140 -- FAX: (001) 401-739-1149
www.RigRite.com          Ordering/Questions

Sparcraft S-622 Mast


Sparcraft S-622 Mast
Measurements (OD): 9.21" x 5.12" (234mm x 130mm)
Wall Thickness (minimum): 4.3mm
Weight/M: 7.36kg. - Weight/ft.: 4.93 lbs.
Moments of inertia: Ixx = 44.09", Iyy = 14.30"
Moments of inertia: Ixx = 1835cm4, Iyy = 595cm4
Circumference: 24 1/4" (616mm)
Sail slides: 15/16" flat slides, MM#8
Alloy: 6005-T6
Standard Mast Lengths: 15.3M, 19.7M

Common Mast usage: Beneteau First 44.7R; Catalina 440; Hanse 400; J/122; Jeanneau Sun-Odyssey 401, 409; Lagoon;

Replaces:
FM-740, NG-60(+)

 

See also Sparcraft Booms, and Sparcraft Spreaders.
See also, Sparcraft FM Masts, Sparcraft IM Masts, and other Sparcraft Mast Sections.
 

S-622 Mast Components
The S-622 was designed as an approximate replacement for the discontinued Sparcraft FM-740 Mast Section. For complete Mast Assemblies, contact us with details.

Parts used primarily or exclusively with the S-622 Mast Section are listed here.
 * For other parts, See Sparcraft FM-740 Mast Section, or Contact us.
 


FM2 Large Boltrope Feeder: FM2-BRF:
SS Boltrope Feeder fits FM-305 through FM-580, and other Mast Sections. Cast SS Feeder is 3 1/2" (88mm) long x (maximum) 2 1/4" (58mm) wide and attaches to mast with (6) 3/16" (5mm) rivets on 44mm x 37mm vertical centers. Unit requires 75mm x 16mm cut-out in the Mast track. Part is marked 34203000054.

 


S-622 Mast - Deck Collars, Mast Boots & Hardware
S-622 Mast Boot: FM580-15BL:
Heavy molded Black Rubber Boot for use with S-622, S-830, FM-580 and other Mast sections. Lower side of Boot fits over Deck Collar, stepped upper side is trimmed to fit Mast section. 191028 36073191028 580,740,1060,622,830

 

S-622 Mast Boot Clamp: FM740-16M: 
All Stainless Steel Clamp for use with Mast Boot on S-622 Mast. 52

 

 
S-622 Collar Boot Clamp: FM740-16C: 
All Stainless Steel Clamp is suitable for use with Mast Boots on all S-622 Deck Collars. 88

 

 
Mast Collar Wedge – Small Rubber: NGA-18:
Heavy Extruded Rubber Wedge for use with Isomat and other Masts. Small stepped Rubber Wedge is used to support the mast as it passes through the Deck Collar. Wedge is 2 3/4" (70mm) long x 1 1/8" (28mm) wide, and is 15/16" (24mm) thick at the top tapering to 3/8" (10mm) thick at the bottom.

 

NGA-18
Mast Collar Wedge – Large Rubber: NGA-19:
Heavy Extruded Rubber Wedge for use with Isomat and other Masts. Large stepped Rubber Wedge is used to support the mast as it passes through the Deck Collar. Wedge is 2 3/4" (70mm) long x 1 1/8" (28mm) wide, and is 1 3/16" (30mm) thick at the top tapering to 11/16" (18mm) thick at the bottom.

 

NGA-19

   
  Urethane Mast Collar Wedge for S-622 Standard Deck Collar: S-622-12MW:
  Black Urethane Mast Collar Wedge fits tightly between Mast and S-622 Standard Deck Collar, , to provide even loading all around the mast and increased resistance to water penetration. One-piece molded construction is far superior to individual wedges, but requires that unit be slipped onto Mast before stepping. Unit is (maximum) 12 1/2" (315mm) long x 7 3/8" (187mm) wide x 3 3/8" (85mm) high.

  


S-622 Mast - Mast Steps
S-622 Mast Step - Deck Mount: FM740-9:
Simple cast Aluminum Mast Step for use with S-622, S-830, FM-740, F-760E and other Mast Sections. Cast Mast Step is 12 5/8" (320mm) long x 7 3/16" (180mm) wide, and fastens to deck with (4) 3/8" (10mm) RH Screws on 10 7/16" x 5 3/16" (265x130mm) centers. Unit is marked 36031506223.

 

S-622 Mast Step - Deck Mount: FM460-4M:
Cast Aluminum Mast Step for use with FM-460, FM-580, F-560E, and S-622 Mast Sections. Mast Step has provisions for (8) 14mm Mast Step Block Pins, NG3-21, and a SS Bail, NG2-20, for attachment of a soft Boom Vang. Block Pins and Bail are installed from underside of Mast Step Casting, Mast Step must be removed to install Block Pins or Bail. Cast Mast Step is 13" (332mm) long x (maximum) 9" (229mm) wide, and fastens to deck with (6) 5/16" (8mm) FH Screws. As used on Sun Odyssey 409, and others.   185567m622d,580,560E

 

 
NG3 Mast Step Block Pin - 14mm: NG3-21:
14mm SS Block Pin is used for attachment of shackle or block to lead halyards aft. Fits in integral recessed hole in Mast Steps and Deck Collars with 14mm mounting holes. Block Pin is installed from underside of Mast Step Casting, Mast Step must be removed to install Block Pins. Special Block Pin is 14mm (9/16") diameter x 54mm (2 1/8") long (maximum), with a 35mm (1 3/8") grip length and an 8mm (5/16") hole for shackle pin, Block bolt or Block Pin Swivel Assembly.

 


S-622 Internal Waterproofing Plug: S622-WP:
Internal Waterproofing Plug is installed in Keel-stepped Masts to prevent water intrusion below deck. Assembly consists of 2 plastic pieces carefully cut to fit Mast interior with central PVC standpipe to allow passage of electrical wires. Unit slides up from the bottom of the Mast to a point just above Deck level where a hole is drilled in Mast to allow for application of expanding foam between plastic pieces. Second hole is drilled just above upper plastic piece to allow water drainage.

 

Internal Waterproofing Foam: NGA-Foam:
Expanding foam is used for installation of Internal Waterproofing Plug. Single-use can is sufficient for installation of any Internal Waterproofing Plug.
 

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