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HARKEN
25mm, 38mm & 51mm Line/Wire High-Strength Blocks



Annual Catalog
From $21.99

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Description WM Model# MFG Part# Availability Price USD QTY
25mm Single, 1,000lb. SWL, 1.0oz. 359679 300 In Stock Online $31.99
25mm Cheek, 1,000lb. SWL, 1.25oz. 359703 301 In Stock Online $31.99
25mm Thru-Deck (13/32" x 1-17/32" cutout), 1,000lb. SWL, 1.0oz. 359737 302 In Stock Online $39.99
25mm Sheave Only, 1,000lb. SWL, 0.25oz. 383802 303 In Stock Online $21.99
38mm Single, 1,500lb. SWL, 2.8oz. 359687 304 In Stock Online $49.99
38mm Cheek, 1,500lb. SWL, 1.3oz. 359711 305 In Stock Online $49.99
38mm Thru-Deck (17/32" x 2-5/16" cutout), 1,500lb. SWL, 3.3oz. 359745 306 In Stock Online $57.99
38mm Sheave Only, 1,500lb. SWL, 1.0oz. 383810 307 In Stock Online $31.99
51mm Single, 2,000lb. SWL, 5.3oz. 359695 308 Hot Seller. Temporarily out-of-stock. Order Now! $74.99
51mm Cheek, 2,000lb. SWL, 6.0oz. 359729 309 In Stock Online $74.99
51mm Thru-Deck (9/16" x 2-23/32" cutout), 2,000lb. SWL, 5.8oz. 359752 310 In Stock Online $84.99
51mm Sheave Only, 2,000lb. SWL, 1.5oz. 383828 311 In Stock Online $52.99
25mm Single with Becket, 1,000lb. SWL, 1.25oz. 2316511 312 In Stock Online $36.99
38mm Single with Becket, 1,500lb. SWL, 3.0oz. 188701 313 In Stock Online $54.99
25mm Wire Forkhead Block with Becket, 1,000lb. SWL, 1.0oz. 9485707 466 In Stock Online $32.99

 

Description



Lightweight, low-friction blocks with hi-load composite bearings carry wire halyards and control line cascades. Side load balls minimize friction from twisting or unfair leads on 304. 300s have thrust washers. Blocks open to allow passage of swaged wire. Cheek blocks come with fasteners.

  • Sheave: Teflon impregnated Hardkote anodized aluminum
  • Ball Bearings: Side-load carbon-black Delrin or thrust washers
  • Sheave Size: 1" (25mm), 1-1/2" (38mm), 2" (51mm)
  • Line Diameter: 1" sheave = 3/32"; 1-1/2" sheave = 1/8"; 2" sheave = 3/16"
  • Shackle/Strap Type: Fixed shackle

Product Specs

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