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  • K2-B Heavy Duty Stub-end Thimble with Gusset
  • K2-B Heavy Duty Stub-end Thimble with Gusset

K2-B Heavy Duty Stub-end Thimble with Gusset

No.604014

The H-Lift K2-B Heavy Duty Stub-end Thimble with Gusset is a reinforced wire rope fitting specifically engineered for high-stress rigging environments where extreme tension could cause a standard thimble to collapse.

  • Features a solidly welded internal steel gusset (reinforcing plate) that provides a physical barrier to prevent the thimble and wire rope eye from crushing under extreme loads.
  • Designed as the ultimate heavy-duty upgrade to the standard K2 thimble, keeping its shape perfectly intact even when the wire rope is pulled to its breaking point.
  • Ideal for the most demanding heavy rigging, towing, and mooring applications where standard open thimbles are insufficient.
  • Available in a massive range of sizes from 4-1/2 inches to 26 inches to safely accommodate large-diameter industrial wire ropes.

Technical Data

The K2-B Reinforced Heavy Duty Stub-End Thimble represents the pinnacle of cable eye protection. Designed for extreme industrial loads, it features a precision-welded internal steel gusset plate that prevents the thimble from crushing or collapsing, even when wire rope tension approaches its breaking point. It is the mandatory choice for offshore oil and gas rigging, heavy construction towing, and mining operations.

K2-B heavy duty reinforced thimble with gusset plate
⚠️ SAFETY WARNING: EXTREME LOAD COMPATIBILITY.
Always verify that the internal width (Dimension B) accommodates your shackle pin or anchor hook, as the central gusset reduces available clearance compared to standard thimbles. Hot-dip galvanized for use in corrosive environments.
🏗️ Reinforced Gusset Design

The center of the eye is braced with a structurally welded steel gusset. This creates a rigid internal bridge that ensures the thimble cannot deform or "pinch" the wire rope under near-limit tensile stress.

📐 Stub-End High Clearance

The shorter, more open throat profile of the stub-end design allows for seamless integration with thick anchor pins and specialized connectors that typically would not fit into a standard narrow teardrop eye.

🛡️ Forged Industrial Strength

Manufactured from high-tensile forged steel and hot-dip galvanized. This provides a deep, protective zinc barrier essential for long-term survival in saltwater and harsh outdoor worksites.

🔄 Ultimate Load Protection

Acts as a structural guard, ensuring the wire rope eye maintains its critical geometric shape. This prevents strand damage and preserves the full calculated breaking strength of your cable assembly.

⚙️ Related Products & High-Load Hardware:

Standard Version: For applications where internal bracing is not required, see our K2 Stub-End Thimbles.
Wire Terminations: Pair these thimbles with our Heavy Duty Wire Rope Clips or Steel Swage Sleeves for a high-load eye assembly.
The Cable: Ideal for use with heavy-duty 6x36 Construction Grade Wire Rope.

Technical Specifications

Note: Dimension G indicates the thickness of the internal gusset plate.

← Swipe table left and right to view all data →
Item No. Size
(inch)
Dimensions (mm) Weight
(kg)
Product Code
A B C D E G F
WRTKB019 4-1/2" 115 85 50 53 19 5 25 0.53 604014019
WRTKB021 5" 127 100 60 60 21 5 29 0.80 604014021
WRTKB023 5-1/2" 140 110 60 65 23 5 32 0.90 604014023
WRTKB025 6" 152 115 70 70 25 10 34 1.11 604014025
WRTKB029 7" 178 135 75 80 30 10 38 1.55 604014029
WRTKB033 8" 203 155 80 100 33 10 43 2.50 604014033
WRTKB038 9" 229 175 110 115 38 10 47 2.75 604014038
WRTKB041 10" 254 190 120 120 41 16 52 3.80 604014041
WRTKB046 11" 280 210 130 130 46 16 60 6.10 604014046
WRTKB052 12" 305 225 140 140 52 16 65 8.90 604014052
WRTKB056 14" 356 240 150 150 56 20 72 11.10 604014056
WRTKB070 17" 432 290 185 180 72 20 88 19.80 604014070
WRTKB080 19" 483 330 225 220 82 20 122 30.60 604014080
WRTKB092 22" 559 375 280 240 92 20 132 39.00 604014092
WRTKB105 24" 610 410 280 250 105 25 145 51.00 604014105
WRTKB130 26" 660 450 280 280 130 30 170 63.50 604014130
Q: When should I choose a K2-B thimble over a standard K2 thimble? [Image comparing structural integrity of K2-B (gusseted) vs standard K2 under extreme tension] A: You should upgrade to the K2-B when your rigging application involves extreme, consistent loads that approach the breaking strength of the wire rope. The internal gusset plate acts as a structural bridge, ensuring the eye cannot be crushed flat under tension, which is a common failure point in un-reinforced thimbles under high stress.
Q: Does the gusset plate interfere with the shackle pin? A: The K2-B is designed with the gusset positioned to leave ample room for standard heavy-duty shackle pins. However, because the plate occupies the center of the eye, it is critical to verify the "Inside Width" (Dimension B) against your shackle pin diameter to ensure a proper, non-binding fit.

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