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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

Rig-Rite RR #4025 Mast Section


Rig-Rite RR #4025 Mast Section
Measurements: (OD) 4.00" x 2.50" (102mm x 63.5mm)
Wall Thickness: .100"
Weight/ft.: 1.4 lbs.
Moments of inertia:
Circumference: 10 5/16"
Alloy: 6063-T6
Sail slides: 1/2" round slugs (A018, A118) or 1/2" boltrope
Stock Length: 31'8", 32'3"

Common Mast usage: Pearson 22*, Electra, Ensign, 365K* (Mizzen); Alberg 35 (Mizzen); Rhodes 41 Yawl (Mizzen);
See Also: Rig-Rite 4025 Boom
RR-4025 Mast Section

RR #4025 Mast Section

RR #4025 Mast Section - Clear Anodized: RR-X4025CA-___:
RR #4025 Mast Section - Raw: RR-X4025R-___:
Rig-Rite #4025 Section Mast Tube is stocked in a variety of lengths (listed above) fully anodized or raw (mill finish), it can also be cut to shorter lengths. To order, specify length.
Sections can also be milled for the sailgate or other components, painted finishes and other lengths are available on special order, Please specify. If you require a complete Mast Assembly, you can select from components below and contact us with specifications.
 


RR #4025 Mast Components
Listed below are parts specific to the Rig-Rite RR #4025 Mast Section. For more generic parts, see categories listed under Spar Parts. There are many parts for specific configurations that are not listed here. If you require RR #4025 Mast Components not listed here please contact us with details.
 

Masthead Assembly - for Masthead Rig: RR 4025M-H1:
Cast aluminum masthead for masthead rigs, includes (4) 1/4" pins. Masthead is 8" long, and extends 3" above tube end. Masthead has no sheaves, and requires a separate sheave box(es) for halyards, or halyard blocks can be hung from lower Pins. Cast in 356 Aluminum with black epoxy finish. As used on Pearson Electra.

 

Masthead Assembly - Fractional Rig: RR 4025M-H5:
Cast aluminum masthead for fractional rigs features extended backstay crane and includes (2) 1/4" Pins for backstay and topping lift attachment. Masthead is 6" long, and extends 3" above tube end. Backstay Pin is 2 1/4" above and 1 1/2" aft of Mast tube. Masthead has no sheaves, and requires a separate sheave box(es) for halyards, or halyard block can be hung from lower Pin. Cast in 356 Aluminum with black epoxy finish. As used on Pearson Ensign.

 

 

 


Forestay Tang w/ Offset Spinnaker Crane: RR 4025M-FT-S:
SS Forestay Attachment for fractional rigs features Tang for Forestay Toggle, and offset (port) Spinnaker Crane for attachment of Halyard Block. SS Hound is (maximum) 5 1/2" high x approximately 1 3/4" wide and attaches to Mast with (4) 3/16" (#10) fasteners. Spinnaker Crane extends 2 1/2" forward of Mast. As used on Pearson Ensign.  PY12-21589?

 


Spreader Base for 1 5/16" OD Spreader: RR 4025M-SB2C:
Cast Aluminum Spreader Base with socket to accept 1 5/16" OD Spreader. Base has slight curve to fit mast section and includes 1/8" cotter pin to fasten Spreader. Unit is 5 1/2" high x 2" wide and attaches to mast with (2) 1/2" through-bolts on 3 11/16" centers.   3.75

 

1 5/16" Round Spreader Assembly: SP-091A-37:
Aluminum Spreader Assembly is 1 5/16" OD and has cast tip with slot for upper shroud, and hole for seizing wire (included). Standard finish is clear anodized, specify color if painted finish is required. Standard Tube Length is 37", but finished spreaders are available in any length.

 

1 5/16" Round Spreader Tip: SP-091T:
Cast aluminum Spreader Tip for 1 5/16" OD x 1 1/16" ID spreader features slot for up to 1/4" shroud. Shroud is secured to tip with seizing wire. Tip extends shroud seat 1/2" beyond spreader tube.

 

1 5/16" Round Spreader Assembly w/ Twist-lock Tip: SP-091ATL-37:
As SP-091A, above, but with special ‘twist-lock’ Tip, SP-091TL, which secures Shroud without the use of seizing wire. Standard finish is clear anodized, specify color if painted finish is required. Standard Tube Length is 37", but finished spreaders are available in any length.

 

1 5/16" Round Twist-lock Spreader Tip: SP-091TL:
Improved Spreader Tip for 1 5/16" OD x 1 1/16" ID spreader features a special 'twist-lock' design, and a smooth, broad end to minimize sail chafe. Shroud is secured without seizing wire, by inserting it horizontally into Spreader Tip and then 'twisting' it to lie in line with the mast. Tip accommodates shrouds up to 9/32" diameter, and extends shroud seat 1/2" beyond spreader tube.

 


Mast / Spinnaker Eye: RR 4025M-ME:
For attachment of whisker or spinnaker pole on the front of the mast. Used where vertical adjustment of inboard pole end is not required. SS Ring is welded to plate curved to fit 4025 mast section. Ring is 1/4" x 1" ID, Plate is 2" high x 2 3/8" wide and fastens with (6) 3/16" (#10) fasteners. mm

 

 

Gooseneck Bracket for 1" Toggle: RR 4025M-GB1S:
Used with Kenyon's smaller booms, this SS welded Gooseneck Bracket fits standard Kenyon 1" SS Toggle, K-1993, with 1/4" vertical pin. Fastens to RR #4025 mast section with (6) 3/16" (#10) fasteners. Base is 1 3/4" vertical x approximately 2 1/2" wide.

 

K-1209
Gooseneck Toggle - 1": K-1993:
Used with the K-1209, and gooseneck brackets, and Kenyon "D" section and smaller booms, this SS toggle measures 1" square x 1 1/8" long. Takes 1/4" vertical and horizontal pins.

 

K-1993
Gooseneck Bracket for 1 1/2" Toggle: RR 4025M-GB2:
SS welded Gooseneck Bracket fits standard Kenyon 1 1/2" SS Toggle assembly with reef hooks and 3-position tack (K-10518), with 1/4" vertical pin CP4-61. Fastens to RR #4025 mast section with (6) 3/16" (#10) fasteners. Base is 2 1/2" vertical x approximately 2 1/2" wide.

 

K-43024
Vertical Gooseneck Pin for 1 1/2" Toggle w/ SS Bracket: CP4-61:
Clevis pin is 1/4" diameter x 1 7/8" long, for use with SS Gooseneck Brackets for a 1 1/2" toggle.

 

Gooseneck Toggle/Tack Ass'y w/ Reef Hooks: K-10518A:
Used with a variety of gooseneck brackets, and Kenyon 2333 or "D" section boom, this combination Toggle/Tack/Reef Hook Assembly features 3 tack positions and includes 3/8" tack fastpin, K-10399. Takes 1/4" vertical pin and 3/8" horizontal pin. Two 1/4" reef hooks allow for ease of reefing from either side of the boom. Toggle portion is 1 1/2" high x 11/16" wide with 1" between pin centers. Unit (excluding Reef Hooks) is 4" high x 11/16" wide x 2 1/4" long.

 

K-10518A
Vang Bracket for 4025 Mast: RR 4025M-VB1:
Formed base plate has welded vertical triangle (non-pivoting) with 1/2" diameter hole for attachment of vang tackle block and lower 3/8" hole for additional attachment. Fastens to RR #4025 Mast Section with (6) 3/16" (#10) fasteners. Base is 2 1/2" vertical x approximately 2 1/2" wide.

 


Mast Step - Deck Mount: RR 4025M-DS:
Mast Step for RR #4025 Section fastens to deck or keelson with (2) 1/4" bolts. Anodized Cast Aluminum Mast Step is (maximum) 5 3/8" long x 4 1/4" wide. As used on Pearson Electra and others.

 

 

RR-4025M-DS
Mast Step - Keel Mount: RR 4025M-KS:
Adjustable Mast Step sits on top of 4025M Base Plate Assembly, below. Aluminum Mast Step is (maximum) 10 5/8" long x 3" wide with (2) 3/8" slots (on 7 1/2" centers) to allow for precise positioning. Mast Step can also be fastened to any flat surface with 3/8" bolts. As used on Pearson Ensign. *

 

Base Plate Ass'y for Keel Mount Mast Step: RR 4025M-KSPA:
Keel mounted Base Plate Assembly fastens to keelson with (4) 5/16" FH screws. Base Plate has (2) 3/8" SS studs (on 7 1/2" centers) projecting upwards for use with RR-4025M-KS Mast Step, above, and includes SS locknuts and washers. Anodized Cast Aluminum Base Plate is (maximum) 13" long x 3" wide x 5/8" thick. As used on Pearson Ensign.

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