LIFTINGSAFETY
Crosby 'HG228' Jaw & Jaw Turnbuckles Certified for Lifting Applications, WLL Range from 230kg to 34,000kg

Crosby 'HG228' Jaw & Jaw Turnbuckles Certified for Lifting Applications, WLL Range from 230kg to 34,000kg

Crosby HG228 Jaw & Jaw Turnbuckles for Lifting, Holding And Tensioning

Model: 

Crosby HG-228 / JJT-2446

Crosby 'HG228' Jaw & Jaw Turnbuckles Certified for Lifting Applications, WLL Range from 230kg to 34,000kg

Crosby HG228 Jaw and Jaw Turnbuckle

Our range of Crosby HG228 Jaw / Jaw Turnbuckles are manufactured with the end fittings quenched and tempered and the bodies are heat treated by normalizing, the finish is then  hot Dip galvanized steel for corrosion resistance and long service life. Some times people refer to these are rigging screws.

Features

  • CROSBY TURNBUCKLES ARE RECOMMENDED FOR STRAIGHT OR IN-LINE PULL ONLY.
  • Forged jaw ends are fitted with bolts and nuts for 1/4" through 5/8", and pins and cotters on 3/4" through 2-3/4" sizes.
  • Modified UNJ thread on end fittings for improved fatigue properties.
  • Body has UNC threads.
  • Crosby products meet or exceed all the requirements of ASME B30.26 including identification, ductility, design factor, proof load and temperature requirements. Importantly, Crosby products meet other critical performance requirements including fatigue life, impact properties and material traceability, not addressed by ASME B30.26.
  • Lock Nuts available for all sizes
  • Comprehensive End fitting data available
  • Fatigue Rated.
  • Meets the performance requirements of Federal Specifications FF-T-791b, Type 1 Form 1 - CLASS 7, and ASTM F-1145, except for those provisions required of the contractor.

Metric Dimensions & Specifications

For imperial dimensions and specifications, please see the imperial specifications tab above.

Thread Diameter & Take Up HG-228 Stock No. Working Load Limit (t)* Weight Each (kg) Dimensions (mm)
(in.) (mm) A B E Closed G J Open K Closed M Open N Closed BB
1/4 x 4 † 6.35 x 102 1032493 0.23 0.17 6.35 11.4 42 16.1 284 183 309 208 103
5/16 x 4-1/2 † 7.94 x 114 1032518 0.36 0.25 7.94 12.7 51.2 22 332 218 359 244 116
3/8 x 6 † 9.53 x 152 1032536 0.54 0.39 9.53 13.5 53.5 21.5 413 260 445 292 155
1/2 x 6 12.7 x 152 1032554 1 0.83 12.7 16.3 81.8 27.1 474 321 512 359 153
1/2 x 9 12.7 x 229 1032572 1 1.04 12.7 16.3 81.3 27.1 633 405 671 443 238
1/2 x 12 12.7 x 305 1032590 1 1.23 12.7 16.3 81.3 27.1 786 481 824 519 314
5/8 x 6 15.9 x 152 1032616 1.59 1.46 15.9 20.1 99.1 33.5 501 349 554 402 153
5/8 x 9 15.9 x 229 1032634 1.59 1.79 15.9 20.1 98.8 33.5 662 434 715 487 239
5/8 x 12 15.9 x 305 1032652 1.59 2.08 15.9 20.1 98.8 33.5 815 510 868 563 315
3/4 x 6 19.1 x 152 1032670 2.36 2.18 19.1 24.6 120 38.5 536 383 601 449 156
3/4 x 9 19.1 x 229 1032698 2.36 2.65 19.1 24.6 119 38.5 698 470 764 535 244
3/4 x 12 19.1 x 305 1032714 2.36 3.05 19.1 24.6 119 38.5 851 546 916 612 320
3/4 x 18 19.1 x 457 1032732 2.36 3.83 19.1 24.6 120 38.5 1155 698 1221 764 471
7/8 x 12 22.2 x 305 1032750 3.27 4.25 22.2 29.5 140 44.8 880 575 956 651 309
7/8 x 18 22.2 x 457 1032778 3.27 5.34 22.2 29.5 140 44.8 1197 740 1272 815 473
1 x 6 25.4 x 152 1032796 4.54 4.74 25.4 34 155 52.1 605 453 690 538 157
1 x 12 25.4 x 305 1032812 4.54 6.25 25.4 34 155 52.1 910 605 995 690 309
1 x 18 25.4 x 457 1032830 4.54 7.77 25.4 34 155 52.1 1215 757 1300 843 462
1 x 24 25.4 x 610 1032858 4.54 9.51 25.4 34 154 52.1 1535 925 1620 1010 631
1-1/4 x 12 31.8 x 305 1032876 6.89 9.94 31.8 46.7 205 71.5 1000 695 1107 802 306
1-1/4 x 18 31.8 x 457 1032894 6.89 11.7 31.8 46.7 205 71.5 1305 848 1412 955 459
1-1/4 x 24 31.8 x 610 1032910 6.89 13.5 31.8 46.7 205 71.5 1624 1014 1731 1121 625
1-1/2 x 12 38.1 x 305 1032938 9.71 14.8 38.1 52.3 227 71.4 1035 731 1160 855 313
1-1/2 x 18 38.1 x 457 1032956 9.71 17.2 38.1 52.3 227 71.4 1340 883 1465 1008 465
1-1/2 x 24 38.1 x 610 1032974 9.71 19.7 38.1 52.3 227 71.4 1661 1051 1786 1176 633
1-3/4 x 18 44.5 x 457 1033018 12.7 24.3 44.5 66 238 85 1355 898 1503 1045 467
1-3/4 x 24 44.5 x 610 1033036 12.7 27.7 44.5 66 238 85 1660 1050 1807 1198 619
2 x 24 51.0 x 610 1033054 16.8 43.7 50.8 66.5 300 95 1769 1159 1949 1339 622
2-1/2 x 24 63.5 x 610 1033072 27.2 75.9 63.5 77.7 337 113 1853 1244 2087 1478 625
2-3/4 x 24 70.0 x 610 1033090 34 90.1 69.9 93.7 379 106 1899 1289 2172 1562 626

*Proof Load is 2.5 times the Working Load Limit. Ultimate Load is 5 times the Working Load Limit. † Mechanical Galvanized

Dimensional Drawing

Imperial Dimensions & Specifications

Dimensional Drawing

Thread
Dia. &
Take Up
(in.)
HG-228
Stock
No.
Working
Load
Limit
(lbs.)*
Weight
Each
(lbs.)
Dimensions
(in.)
A B E
Closed
G J
Open
K
Closed
M
Open
N
Closed
BB
1/4 x 4 1032493 500 .36 .25 .45 1.58 .62 10.90 6.90 11.90 7.90 4.00
5/16 x 4-1/2 1032518 800 .52 .31 .50 1.98 .87 12.36 8.36 13.90 9.40 4.50
3/8 x 6 1032536 1200 .81 .38 .54 2.12 .87 16.14 10.14 17.38 11.38 6.00
1/2 x 6 1032554 2200 1.56 .50 .55 2.75 1.06 18.50 11.50 20.00 13.00 6.00
1/2 x 9 1032572 2200 1.74 .50 .55 2.75 1.06 24.50 14.50 26.00 16.00 9.00
1/2 x 12 1032590 2200 2.40 .50 .55 2.75 1.06 30.50 17.50 32.00 19.00 12.00
5/8 x 6 1032616 3500 2.72 .63 .82 3.50 1.31 20.05 12.80 22.13 14.88 6.00
5/8 x 9 1032634 3500 3.43 .63 .82 3.50 1.31 26.05 15.80 28.13 17.88 9.00
5/8 x 12 1032652 3500 3.91 .63 .82 3.50 1.31 32.05 18.80 34.13 20.88 12.00
3/4 x 6 1032670 5200 4.11 .75 1.03 4.18 1.50 21.50 14.00 24.10 16.60 6.00
3/4 x 9 1032698 5200 5.46 .75 1.03 4.18 1.50 27.50 17.00 30.10 19.60 9.00
3/4 x 12 1032714 5200 6.56 .75 1.03 4.18 1.50 33.50 20.00 36.10 22.60 12.00
3/4 x 18 1032732 5200 8.03 .75 1.03 4.18 1.50 45.50 26.00 48.10 28.60 18.00
7/8 x 12 1032750 7200 8.17 .88 1.23 4.85 1.75 35.11 21.36 38.07 24.32 12.00
7/8 x 18 1032778 7200 10.78 .88 1.23 4.85 1.75 47.11 27.36 50.07 30.32 18.00
1 x 6 1032796 10000 10.18 1.00 1.31 5.53 2.06 24.72 16.72 28.06 20.06 6.00
1 x 12 1032812 10000 13.14 1.00 1.31 5.53 2.06 36.72 22.72 40.06 26.06 12.00
1 x 18 1032830 10000 15.14 1.00 1.31 5.53 2.06 48.72 28.72 52.06 32.06 18.00
1 x 24 1032858 10000 18.08 1.00 1.31 5.53 2.06 60.72 34.72 64.06 38.06 24.00
1-1/4 x 12 1032876 15200 20.59 1.25 1.86 7.21 2.81 39.84 25.34 44.04 29.54 12.00
1-1/4 x 18 1032894 15200 24.68 1.25 1.86 7.21 2.81 51.84 31.34 56.04 35.54 18.00
1-1/4 x 24 1032910 15200 28.20 1.25 1.86 7.21 2.81 63.84 37.34 68.04 41.54 24.00
1-1/2 x 12 1032938 21400 30.69 1.50 2.25 7.88 2.81 41.50 26.50 46.50 31.50 12.00
1-1/2 x 18 1032956 21400 36.75 1.50 2.25 7.88 2.81 53.50 32.50 58.50 37.50 18.00
1-1/2 x 24 1032974 21400 41.60 1.50 2.25 7.88 2.81 65.50 38.50 70.50 43.50 24.00
1-3/4 x 18 1033018 28000 54.00 1.75 2.60 9.40 3.38 53.38 35.38 59.18 41.18 18.00
1-3/4 x 24 1033036 28000 63.36 1.75 2.60 9.40 3.38 65.38 41.38 71.18 47.18 24.00
2 x 24 1033054 37000 94.25 2.00 2.62 11.86 3.69 69.54 45.54 76.72 52.72 24.00
2-1/2 x 24 1033072 60000 165.00 2.50 3.06 13.56 4.44 72.98 48.98 82.18 58.18 24.00
2-3/4 x 24 1033090 75000 198.00 2.75 3.68 15.22 4.19 74.75 50.75 85.50 61.50 24.00

*Proof Load is 2.5 times the Working Load Limit. Ultimate Load is 5 times the Working Load Limit. † Mechanical Galvanized

Part N° Stock No. Thread Dia x Take Up (in.) Thread Dia x Take Up (mm) Working Load Limit (t)* Weight Each (kg) Unit Price Quantity
2446-T16494
1032493
1032493 1/4 x 4 6.35 x 102 0.23 0.17 Quote Required
2446-T16495
1032518
1032518 5/16 x 4-1/2 7.94 x 114 0.36 0.25 Quote Required
2446-T16496
1032536
1032536 3/8 x 6 9.53 x 152 0.54 0.39 Quote Required
2446-T16497
1032554
1032554 1/2 x 6 12.7 x 152 1 0.83 Quote Required
2446-T16498
1032572
1032572 1/2 x 9 12.7 x 229 1 1.04 Quote Required
2446-T16499
1032590
1032590 1/2 x 12 12.7 x 305 1 1.23 Quote Required
2446-T16500
1032616
1032616 5/8 x 6 15.9 x 152 1.59 1.46 Quote Required
2446-T16501
1032634
1032634 5/8 x 9 15.9 x 229 1.59 1.79 Quote Required
2446-T16502
1032652
1032652 5/8 x 12 15.9 x 305 1.59 2.08 Quote Required
2446-T16503
1032670
1032670 3/4 x 6 19.1 x 152 2.36 2.18 Quote Required
2446-T16504
1032698
1032698 3/4 x 9 19.1 x 229 2.36 2.65 Quote Required
2446-T16505
1032714
1032714 3/4 x 12 19.1 x 305 2.36 3.05 Quote Required
2446-T16506
1032732
1032732 3/4 x 18 19.1 x 457 2.36 3.83 Quote Required
2446-T16507
1032750
1032750 7/8 x 12 22.2 x 305 3.27 4.25 Quote Required
2446-T16508
1032778
1032778 7/8 x 18 22.2 x 457 3.27 5.34 Quote Required
2446-T16509
1032796
1032796 1 x 6 25.4 x 152 4.54 4.74 Quote Required
2446-T16510
1032812
1032812 1 x 12 25.4 x 305 4.54 6.25 Quote Required
2446-T16511
1032830
1032830 1 x 18 25.4 x 457 4.54 7.77 Quote Required
2446-T16512
1032858
1032858 1 x 24 25.4 x 610 4.54 9.51 Quote Required
2446-T16513
1032876
1032876 1-1/4 x 12 31.8 x 305 6.89 9.94 Quote Required
2446-T16514
1032894
1032894 1-1/4 x 18 31.8 x 457 6.89 11.7 Quote Required
2446-T16515
1032910
1032910 1-1/4 x 24 31.8 x 610 6.89 13.5 Quote Required
2446-T16516
1032938
1032938 1-1/2 x 12 38.1 x 305 9.71 14.8 Quote Required
2446-T16517
1032956
1032956 1-1/2 x 18 38.1 x 457 9.71 17.2 Quote Required
2446-T16518
1032974
1032974 1-1/2 x 24 38.1 x 610 9.71 19.7 Quote Required
2446-T16519
1033018
1033018 1-3/4 x 18 44.5 x 457 12.7 24.3 Quote Required
2446-T16520
1033036
1033036 1-3/4 x 24 44.5 x 610 12.7 27.7 Quote Required
2446-T16521
1033054
1033054 2 x 24 51.0 x 610 16.8 43.7 Quote Required
2446-T16522
1033072
1033072 2-1/2 x 24 63.5 x 610 27.2 75.9 Quote Required
2446-T16523
1033090
1033090 2-3/4 x 24 70.0 x 610 34 90.1 Quote Required
   

Our range of Crosby HG228 Jaw / Jaw Turnbuckles are manufactured with the end fittings quenched and tempered and the bodies are heat treated by normalizing, the finish is then  hot Dip galvanized steel for corrosion resistance and long service life. Some times people refer to these are rigging screws.

Features

  • CROSBY TURNBUCKLES ARE RECOMMENDED FOR STRAIGHT OR IN-LINE PULL ONLY.
  • Forged jaw ends are fitted with bolts and nuts for 1/4" through 5/8", and pins and cotters on 3/4" through 2-3/4" sizes.
  • Modified UNJ thread on end fittings for improved fatigue properties.
  • Body has UNC threads.
  • Crosby products meet or exceed all the requirements of ASME B30.26 including identification, ductility, design factor, proof load and temperature requirements. Importantly, Crosby products meet other critical performance requirements including fatigue life, impact properties and material traceability, not addressed by ASME B30.26.
  • Lock Nuts available for all sizes
  • Comprehensive End fitting data available
  • Fatigue Rated.
  • Meets the performance requirements of Federal Specifications FF-T-791b, Type 1 Form 1 - CLASS 7, and ASTM F-1145, except for those provisions required of the contractor.

Metric Dimensions & Specifications

For imperial dimensions and specifications, please see the imperial specifications tab above.

Thread Diameter & Take Up HG-228 Stock No. Working Load Limit (t)* Weight Each (kg) Dimensions (mm)
(in.) (mm) A B E Closed G J Open K Closed M Open N Closed BB
1/4 x 4 † 6.35 x 102 1032493 0.23 0.17 6.35 11.4 42 16.1 284 183 309 208 103
5/16 x 4-1/2 † 7.94 x 114 1032518 0.36 0.25 7.94 12.7 51.2 22 332 218 359 244 116
3/8 x 6 † 9.53 x 152 1032536 0.54 0.39 9.53 13.5 53.5 21.5 413 260 445 292 155
1/2 x 6 12.7 x 152 1032554 1 0.83 12.7 16.3 81.8 27.1 474 321 512 359 153
1/2 x 9 12.7 x 229 1032572 1 1.04 12.7 16.3 81.3 27.1 633 405 671 443 238
1/2 x 12 12.7 x 305 1032590 1 1.23 12.7 16.3 81.3 27.1 786 481 824 519 314
5/8 x 6 15.9 x 152 1032616 1.59 1.46 15.9 20.1 99.1 33.5 501 349 554 402 153
5/8 x 9 15.9 x 229 1032634 1.59 1.79 15.9 20.1 98.8 33.5 662 434 715 487 239
5/8 x 12 15.9 x 305 1032652 1.59 2.08 15.9 20.1 98.8 33.5 815 510 868 563 315
3/4 x 6 19.1 x 152 1032670 2.36 2.18 19.1 24.6 120 38.5 536 383 601 449 156
3/4 x 9 19.1 x 229 1032698 2.36 2.65 19.1 24.6 119 38.5 698 470 764 535 244
3/4 x 12 19.1 x 305 1032714 2.36 3.05 19.1 24.6 119 38.5 851 546 916 612 320
3/4 x 18 19.1 x 457 1032732 2.36 3.83 19.1 24.6 120 38.5 1155 698 1221 764 471
7/8 x 12 22.2 x 305 1032750 3.27 4.25 22.2 29.5 140 44.8 880 575 956 651 309
7/8 x 18 22.2 x 457 1032778 3.27 5.34 22.2 29.5 140 44.8 1197 740 1272 815 473
1 x 6 25.4 x 152 1032796 4.54 4.74 25.4 34 155 52.1 605 453 690 538 157
1 x 12 25.4 x 305 1032812 4.54 6.25 25.4 34 155 52.1 910 605 995 690 309
1 x 18 25.4 x 457 1032830 4.54 7.77 25.4 34 155 52.1 1215 757 1300 843 462
1 x 24 25.4 x 610 1032858 4.54 9.51 25.4 34 154 52.1 1535 925 1620 1010 631
1-1/4 x 12 31.8 x 305 1032876 6.89 9.94 31.8 46.7 205 71.5 1000 695 1107 802 306
1-1/4 x 18 31.8 x 457 1032894 6.89 11.7 31.8 46.7 205 71.5 1305 848 1412 955 459
1-1/4 x 24 31.8 x 610 1032910 6.89 13.5 31.8 46.7 205 71.5 1624 1014 1731 1121 625
1-1/2 x 12 38.1 x 305 1032938 9.71 14.8 38.1 52.3 227 71.4 1035 731 1160 855 313
1-1/2 x 18 38.1 x 457 1032956 9.71 17.2 38.1 52.3 227 71.4 1340 883 1465 1008 465
1-1/2 x 24 38.1 x 610 1032974 9.71 19.7 38.1 52.3 227 71.4 1661 1051 1786 1176 633
1-3/4 x 18 44.5 x 457 1033018 12.7 24.3 44.5 66 238 85 1355 898 1503 1045 467
1-3/4 x 24 44.5 x 610 1033036 12.7 27.7 44.5 66 238 85 1660 1050 1807 1198 619
2 x 24 51.0 x 610 1033054 16.8 43.7 50.8 66.5 300 95 1769 1159 1949 1339 622
2-1/2 x 24 63.5 x 610 1033072 27.2 75.9 63.5 77.7 337 113 1853 1244 2087 1478 625
2-3/4 x 24 70.0 x 610 1033090 34 90.1 69.9 93.7 379 106 1899 1289 2172 1562 626

*Proof Load is 2.5 times the Working Load Limit. Ultimate Load is 5 times the Working Load Limit. † Mechanical Galvanized

Dimensional Drawing

Imperial Dimensions & Specifications

Dimensional Drawing

Thread
Dia. &
Take Up
(in.)
HG-228
Stock
No.
Working
Load
Limit
(lbs.)*
Weight
Each
(lbs.)
Dimensions
(in.)
A B E
Closed
G J
Open
K
Closed
M
Open
N
Closed
BB
1/4 x 4 1032493 500 .36 .25 .45 1.58 .62 10.90 6.90 11.90 7.90 4.00
5/16 x 4-1/2 1032518 800 .52 .31 .50 1.98 .87 12.36 8.36 13.90 9.40 4.50
3/8 x 6 1032536 1200 .81 .38 .54 2.12 .87 16.14 10.14 17.38 11.38 6.00
1/2 x 6 1032554 2200 1.56 .50 .55 2.75 1.06 18.50 11.50 20.00 13.00 6.00
1/2 x 9 1032572 2200 1.74 .50 .55 2.75 1.06 24.50 14.50 26.00 16.00 9.00
1/2 x 12 1032590 2200 2.40 .50 .55 2.75 1.06 30.50 17.50 32.00 19.00 12.00
5/8 x 6 1032616 3500 2.72 .63 .82 3.50 1.31 20.05 12.80 22.13 14.88 6.00
5/8 x 9 1032634 3500 3.43 .63 .82 3.50 1.31 26.05 15.80 28.13 17.88 9.00
5/8 x 12 1032652 3500 3.91 .63 .82 3.50 1.31 32.05 18.80 34.13 20.88 12.00
3/4 x 6 1032670 5200 4.11 .75 1.03 4.18 1.50 21.50 14.00 24.10 16.60 6.00
3/4 x 9 1032698 5200 5.46 .75 1.03 4.18 1.50 27.50 17.00 30.10 19.60 9.00
3/4 x 12 1032714 5200 6.56 .75 1.03 4.18 1.50 33.50 20.00 36.10 22.60 12.00
3/4 x 18 1032732 5200 8.03 .75 1.03 4.18 1.50 45.50 26.00 48.10 28.60 18.00
7/8 x 12 1032750 7200 8.17 .88 1.23 4.85 1.75 35.11 21.36 38.07 24.32 12.00
7/8 x 18 1032778 7200 10.78 .88 1.23 4.85 1.75 47.11 27.36 50.07 30.32 18.00
1 x 6 1032796 10000 10.18 1.00 1.31 5.53 2.06 24.72 16.72 28.06 20.06 6.00
1 x 12 1032812 10000 13.14 1.00 1.31 5.53 2.06 36.72 22.72 40.06 26.06 12.00
1 x 18 1032830 10000 15.14 1.00 1.31 5.53 2.06 48.72 28.72 52.06 32.06 18.00
1 x 24 1032858 10000 18.08 1.00 1.31 5.53 2.06 60.72 34.72 64.06 38.06 24.00
1-1/4 x 12 1032876 15200 20.59 1.25 1.86 7.21 2.81 39.84 25.34 44.04 29.54 12.00
1-1/4 x 18 1032894 15200 24.68 1.25 1.86 7.21 2.81 51.84 31.34 56.04 35.54 18.00
1-1/4 x 24 1032910 15200 28.20 1.25 1.86 7.21 2.81 63.84 37.34 68.04 41.54 24.00
1-1/2 x 12 1032938 21400 30.69 1.50 2.25 7.88 2.81 41.50 26.50 46.50 31.50 12.00
1-1/2 x 18 1032956 21400 36.75 1.50 2.25 7.88 2.81 53.50 32.50 58.50 37.50 18.00
1-1/2 x 24 1032974 21400 41.60 1.50 2.25 7.88 2.81 65.50 38.50 70.50 43.50 24.00
1-3/4 x 18 1033018 28000 54.00 1.75 2.60 9.40 3.38 53.38 35.38 59.18 41.18 18.00
1-3/4 x 24 1033036 28000 63.36 1.75 2.60 9.40 3.38 65.38 41.38 71.18 47.18 24.00
2 x 24 1033054 37000 94.25 2.00 2.62 11.86 3.69 69.54 45.54 76.72 52.72 24.00
2-1/2 x 24 1033072 60000 165.00 2.50 3.06 13.56 4.44 72.98 48.98 82.18 58.18 24.00
2-3/4 x 24 1033090 75000 198.00 2.75 3.68 15.22 4.19 74.75 50.75 85.50 61.50 24.00

*Proof Load is 2.5 times the Working Load Limit. Ultimate Load is 5 times the Working Load Limit. † Mechanical Galvanized


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