Boom Pendant Assemblies

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  • Boom Pendants are manufactured with swaged or speltered sockets.
  • Swaged sockets are mechanically pressed onto the rope using special dies.
  • Assembly length is measured from center line of pins for both open and closed sockets.
  • Custom designed and fabricated to customer requirements.
Capacity Charts

Swaged Sockets

Assembly rated capacity with swaged sockets

IWRC Rope Dia. (inches) RATED CAPACITY IN TONS OF 2,000 LBS.
XIP XXIP
6×19 and 6×36 IWRC
1/4 0.68 0.74
5/16 1.1 1.2
3/8 1.5 1.7
7/16 2 2.2
1/2 2.7 2.9
9/16 3.4 3.7
5/8 4.1 4.5
3/4 5.9 6.5
7/8 8 8.8
1 10 11
1 1/8 13 14
1 1/4 16 18
1 3/8 19 21
1 1/2 23 25
1 3/4 31 34
2 40 43
2 1/4 49 54
2 1/2 60 66

115 Opened Swaged Socket

Rope Dia. C D E AS Max. After Swage Dia. LS Approx. After Swage Length
1/4 1.38 0.75 0.5 0.46 3.75
5/16 1.62 0.88 0.67 0.71 4.75
3/8 1.62 0.88 0.67 0.71 4.75
7/16 2 1.06 0.86 0.91 6
1/2 2 1.06 0.86 0.91 6
9/16 2.38 1.25 1.13 1.16 7.75
5/8 2.38 1.25 1.13 1.16 7.75
3/4 2.88 1.44 1.31 1.42 9.25
7/8 3.12 1.69 1.5 1.55 10.75
1 3.63 2.06 1.75 1.8 12.25
1 1/8 4 2.31 2 2.05 13.5
1 1/4 4.5 2.56 2.25 2.3 15.25
1 3/8 5 2.56 2.25 2.56 16.75
1 1/2 5.5 2.81 2.5 2.81 18
1 3/4 6.25 3.56 3 3.06 21.25
2 7.25 3.81 3.25 3.56 24.25

115 Closed Swaged Socket

Rope Dia. C D E F Pin AS Max. After Swage Dia. LS Approx. After Swage Length
1/4 0.69 0.38 1.5 1.38 0.69 0.46 4.25
5/16 0.81 0.47 1.75 1.62 0.81 0.71 5.5
3/8 0.81 0.47 1.75 1.62 0.81 0.71 5.5
7/16 1 0.56 2 2 1 0.91 7
1/2 1 0.56 2 2 1 0.91 7
9/16 1.25 0.68 2.25 2.38 1.19 1.16 8.5
5/8 1.25 0.68 2.25 2.38 1.19 1.16 8.5
3/4 1.5 0.78 2.75 2.75 1.38 1.42 10.5
7/8 1.75 0.94 3.25 3.13 1.62 1.55 12.25
1 2 1.06 3.75 3.69 2 1.8 14
1 1/8 2.25 1.19 4.25 4.06 2.25 2.05 15.75
1 1/4 2.5 1.22 4.75 4.5 2.5 2.3 17.25
1 3/8 2.5 1.38 5.25 5 2.5 2.56 19
1 1/2 3 1.69 5.75 5.5 2.75 2.81 20.75
1 3/4 3.5 2.11 6.75 6.69 3.5 3.06 24.25
2 4 2.37 8 8 3.75 3.56 28.25

Open Rope Spelter Socket

Open Spelter Socket
Stock No. Rope Size Strand Size Dimensions Weight lbs. Each
A J K M N O Q V Y Pin
Length Dia.
R-101 5/16-3/8 – 4.88 2.25 .81 1.75 .875 .81 0.50 0.44 1.50 2.06 .81 1.4
R-102 7/16 – 1/2 – 5.56 2.50 1.00 2.00 1.06 1.00 0.56 0.50 1.88 2.62 1.00 2.5
R-103 9/16 – 5/8 1/2 6.75 3.00 1.25 2.50 1.25 1.25 0.69 0.56 2.25 2.88 1.19 3.5
R-104 3/4 9/16 – 5/8 7.94 3.50 1.50 3.00 1.44 1.50 0.81 0.63 2.63 3.25 1.38 6.0
R-105 7/8 11/16 – 3/4 9.22 4.00 1.75 3.50 1.75 1.75 0.94 0.75 3.13 3.88 1.63 10.0
R-106 1 13/16 – 7/8 10.56 4.50 2.00 4.00 2.06 2.00 1.13 0.88 3.75 4.50 2.00 15.5
R-107 1-1/8 15/16 – 1 11.81 5.00 2.38 4.49 2.31 2.25 1.25 1.00 4.13 5.00 2.25 22.0
R-108 1-1/4 – 1-3/8 1-1/16 – 1-1/8 13.19 5.50 2.75 5.00 2.69 2.50 1.50 1.13 4.75 5.63 2.50 32.0
R-109 1-1/2 1-3/16 – 1-1/4 15.13 6.00 3.00 6.00 3.13 3.00 1.63 1.19 5.38 6.38 2.75 46.0
R-110 1-5/8 1-5/16 – 1-3/8 16.25 6.50 3.25 6.50 3.25 3.00 1.75 1.31 5.75 6.63 3.00 55.0
R-111 1-3/4 – 1-7/8 1-7/16 – 1-5/8 18.25 7.50 3.88 7.00 3.75 3.50 2.00 1.56 6.50 7.63 3.50 85.0
R-112 2 – 2-1/8 1-13/16 – 1-7/8 21.50 8.50 4.25 9.00 4.00 4.00 2.25 1.81 7.00 8.75 3.75 96.0
R-113 2-1/4 – 2-3/8 1-15/16 – 2 23.50 9.00 4.38 10.00 4.50 4.50 2.50 2.13 7.75 10.00 4.25 165.0
R-114 2-1/2 – 2-5/8 2-3/16 – 2-1/4 25.50 9.75 4.63 10.75 5.00 5.00 2.88 2.38 8.50 11.00 4.75 252.0
R-115 2-3/4 – 2-7/8 2-7/16 – 2-9/16 28.75 11.50 5.25 11.50 5.75 5.38 3.00 2.38 10.00 11.38 5.00 305.0
R-116 3 – 3-1/8 2-3/8 – 2-1/2 30.56 12.50 5.50 12.00 6.06 5.75 3.25 2.50 10.50 12.25 5.25 370.0
R-117 3-1/4 – 3-3/8 2-5/8 – 2-3/4 34.75 14.00 7.00 14.00 6.75 6.25 3.563 2.75 11.50 13.25 5.50 510.0
R-118 3-1/2 – 3-5/8 2-7/8 – 3 36.50 15.00 8.00 14.50 7.00 7.50 3.813 3.25 12.50 15.50 6.00 760.0
R-119 3-3/4 – 4 3-5/8 – 3-3/4 38.75 16.00 8.25 15.00 7.75 7.75 4.13 3.38 14.00 16.00 7.00 808.0

Closed Rope Spelter Sockets

Closed Rope Spelter Sockets
Stock No. Rope Size Strand Size Dimensions Weight lbs. Each
A E J K L N Q W
R-201 5/16 – 3/8 – 4.88 0.38 2.25 0.69 2.00 0.63 0.50 0.94 1.0
R-202 7/16 – 1/2 – 5.44 0.44 2.50 0.88 2.25 0.69 0.56 1.13 1.4
R-203 9/16 – 5/8 1/2 6.31 0.63 3.00 1.00 2.50 0.81 0.69 1.38 3.0
R-204 3/4 9/16 – 5/8 7.56 0.69 3.50 1.25 3.00 1.06 0.81 1.63 4.5
R-205 7/8 11/16 – 3/4 8.75 0.88 4.00 1.50 3.50 1.25 0.94 1.88 7.0
R-206 1 13/16 – 7/8 9.87 0.94 4.50 1.75 4.00 1.38 1.13 2.25 11.0
R-207 1-1/8 15/16 – 1 11.01 1.00 5.00 2.00 4.50 1.50 1.25 2.50 16.0
R-208 1-1/4 – 1-3/8 1-1/16 – 1-1/8 12.13 1.13 5.50 2.25 5.00 1.63 1.50 2.75 22.0
R-209 1-1/2″ 1-3/16 – 1-1/4 13.94 1.13 6.00 2.50 6.00 1.94 1.63 3.13 28.0
R-210 1-5/8″ 1-5/16 – 1-3/8 15.13 1.25 6.50 2.75 6.50 2.13 1.75 3.25 36.0
R-211 1-3/4″ – 1-7/8 1-7/16 – 1-5/8 17.25 1.61 7.50 3.00 7.56 2.19 2.00 3.53 58.0
R-212 2″ – 2-1/8 1-13/16 – 1-7/8 19.50 1.94 8.50 3.25 8.56 2.44 2.25 3.75 80.0
R-213 2-1/4″ – 2-3/8 1-15/16 – 2 21.63 2.11 9.50 3.63 9.50 2.63 2.50 4.28 105.0
R-214 2-1/2″ – 2-5/8 2-3/16 – 2-1/4 24.25 2.13 10.50 4.00 10.62 3.13 2.88 5.50 140.0
R-215 2-3/4″ – 2-7/8 2-5/16 – 2-3/8 27.00 2.13 11.50 5.00 11.50 4.00 3 6.00 196.0
R-216 3″ – 3-1/8 2-5/8 – 2-3/4 29.00 2.44 12.50 5.00 12.00 4.50 3.25 6.50 240.0
R-217 3-1/4″ – 3-3/8 2-5/8 – 2-3/4 33.50 2.75 14.00 6.00 14.00 5.50 3.563 7.00 330.0
R-218 3-1/2″ – 3-5/8 2-7/8 – 3 35.50 3.13 15.00 7.00 14.50 6.00 3.813 7.63 465.0
R-219 3-3/4″ – 4 3-5/8 – 3-3/4 37.50 3.25 16.00 7.25 15.00 6.50 4.219 8.00 570.0

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