Kenter Shackle

Kenter Shackle

  • Type: Kenter Shackle
  • Grade: U2 & 3
  • Material: alloy steel, carbon steel, stainless steel
  • Surface finishing: black painting, hot-dip galvanized, electro-galvanized
  • Nominal Diameter: 12,5mm – 127mm

Kenter Shackle is a common anchor shackle on the ship. It consists of two separate halves that are securely joined together with a center chock and taper pin. 

It is made of alloy steel, carbon steel or stainless steel. The nominal diameter ranges from 12.5mm to 127mm. Its surface is available in black painting, hot-dip galvanized or electro-galvanized. We also provide custom solutions to customers’ requirements.

The kenter shackle is a type of detachable shackle, used to connect two separate lengths of chains. It has grades 2 & 3, and is economical and safe for anchor chain links.

Except for kenter shackles, Boomarine also supplies other types of marine shackles, such as End ShacklePear ShackleSwivel Forerunner. And all of our chain fittings have DNV, GL, ABS, LRS, RINA, BV, NK, KR, IRS, RS and other major classification society certificates. If you are interested in our products, please feel free to contact us.

Kenter Shackle

Technical Requirements for Kenter Shackle:

  1. The shackle surface should be smooth and no cracks; sharp edges, over-burning and other defects are not allowed.
  2. The use of cast iron or cast steel shackles is strictly prohibited. The shackle body can be forged with killed steel, and the shaft pin can be machined after bar forging.
  3. The shackles shall not be repaired by drilling or welding. The shackle body and shaft pin shall not be repaired after permanent deformation.
  4. When using, the shackle body and pin should be checked to avoid serious wear, deformation and fatigue cracks.
  5. After the shaft pin is properly assembled, the width of the shackle body shall not be significantly reduced, and the thread connection is good.
  6. The use of shackles shall not exceed the prescribed safety load.
Kenter Shackle

How to Assemble a Kenter Shackle? 

There are 4 steps to assemble a kenter shackle:                                 

Kenter Shackle

Step 1: Inserting the first half of kenter shackle through the chain link, then the other half of kenter shackle, and driven the two parts together.

Kenter Shackle

 Step 2: Insert the center stud of kenter shackle.

Kenter Shackle

Step 3: When the center chock is in the correct position, insert the taper pin with or without a hammer as shown in the figure. The correct center chock position as per shown in the figure.

Kenter Shackle

Step 4: Use a hammer to drive in the taper pin and secure it with the lead pellet.

Weight Among Kenter Shackle and Other Shackles

Chain Diameter Kenter Shackle Joining Shackle Anchor Shackle Swivel Swivel Forerunner Swivel Shackle
mm kg kg kg kg kg kg
14 0.6 0.6 1.5 1.1 2.4
16 0.6 0.9 1.5 1.3 3.2
17.5 0.8 1.3 2.1 1.7 4.2
19 1.1 1.8 2.4 2.1 5.5
20.5 1.3 2.2 3.2 2.2 6.1
22 1.6 2.6 3.9 3.5 8.7 17.5
24 2.1 3.4 5.1 4.5 10.9 17.5
25.5 2.5 4.5 6.7 5.7 14.2 37.6
27 3.3 5.1 8.1 7.2 17.4 37.6
30 4.1 6.3 10 9 22.3 91
31.5 5 8.2 11.7 10.1 26.6 91
33.5 6 9.5 14.2 12.7 32.2 107
35 6.8 11.3 16.5 14.9 38.3 107
38 8.4 13.4 19.5 17.4 42.6 107
39.5 9.6 15.5 22.8 20.2 50.4 115
41.5 11 18.1 26 25.4 59.5 115
44.5 12.4 20.2 29.7 26.6 66.5 139
46 14.1 23.3 34.3 30.6 76.7 139
47.5 16.7 27.5 38 35 89.8 139
49 19 31.6 45.2 40.5 101.8 264
51 20.3 34 50.9 49.5 117.2 264
54 23.7 38.5 53.8 50.5 124.9 270
55.5 26.7 46 63 55 137.9 270
58.5 27.2 46.8 70 64.6 156.4 294
60.5 27.7 51 77.5 71.3 171.3 294
62 35 59.2 86.3 77.7 187.4 294
63.5 38.4 62.7 96.3 83.3 202.2 403
66.5 42.3 75 99.6 88.7 223.1 403
68 46 76.7 102.6 100 247.5 403
69.5 48.7 90 126.2 107.8 269.3 464
73 53 95 138.2 125.6 306.2 464
76 60.7 107 146 143.8 347.8 464
77.5 65.5 116 164 154 379.4 749
81 75 130 190 188 435.7 749
84 90 136 212 198 464 931
87.5 96 160 237 215 521.7 931
90.5 108 176 245 238 571 1191
92 114 196 257 252 616 1191
95 128 215 300 269 656 1191
97 133 222 335 301 713.1
100 146 252 353 330 785 1464
101.5 158 267 378 344 835.5 1464
105 160 294 385 387 916 1466
108 180 305 420 428 991 1466
111 198 325 463 448 1061 1830
114.5 204 345 485 460 1116 1830
117.5 225 365 528 475 1177 1830
120.5 250 400 570 547 1332
122 263 425 602 649 1480
124 290 465 632 680 1550
127 312 499 679 729 1663
130 333 536 729 784 1797
133.5 350 561 762 820 1862
136.5 392 627 852 912 2065
143 436 698 949 1012 2315
146 485 774 1053 1124 2578
152.5 537 856 1164 1238 2839
157 591 943 1283 1360 3102
162 651 1036 1410 1490 3401

Recommended Products