Quick Ref: MLA-2483
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Crosby A1345N Master Link and Master Link Assembly - Range from 3120kg to 31,000kg

Model:  Crosby A-1345N / MLA-2483

A-1342N Master Link
A-1345N Master Link Assembly
Crosby A-1345N Master Link Crosby A-1345N Master Link Assembly
Type
Part N° Gr 100 Chain Size (in.) Gr 100 Chain Size (mm) Designation Marking WLL (t) Proof Load (t) Weight each (kg) Guide Price Quantity
2483-T968
1011403
1/4 6-7 X 1 3.12 7.8 0.49 Quote Required
2483-T969
1011412
5/16 8 X 2 4.16 10.4 0.77 Quote Required
2483-T970
1011421
3/8 10 X 3 6.4 16 1.22 Quote Required
2483-T971
1011430
1/2 13 X 4 10.92 27.3 2.81 Quote Required
2483-T972
1011449
5/8 16 X 5 16.4 40 4.8 Quote Required
2483-T973
1011458
3/4 19 X 6 25.7 64.2 8.52 Quote Required
2483-T974
1011467
7/8 22 X 7 31 77.6 13.1 Quote Required
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Crosby Master link assembly.

We offer here our range of Crosby A1345N Master Link Assemblies. Other wise better known in the UK as a Quad Assembly, they are made from alloy Steel and are quenched and Tempered. Each Individually A1342N quad assembly is proof tested and supplied certified.
  • Proof tested with fixture sized to prevent localized point loading per ASTM A952.
  • Proof test certification shipped with each link.
  • All sizes are drop forged.
  • "Look for the Platinum Color - Crosby Grade 100 Alloy Products."
A-1342N Size A-1342N Designation Marking A-1342N Stock No. Working Load Limit (t) Proof Load (t) Weight Each (kg) Dimensional Drawing Dimensions (mm)
(in.) (mm) A B C
1/4 6-7 X1 1011403 3.12 7.8 .49 A-1342N Master Link Dimensional Drawing 15.2 63.5 127
5/16 8 X2 1011412 4.16 10.4 .77 17.8 69.9 140
3/8 10 X3 1011421 6.40 16.0 1.22 21.3 76.2 152
1/2 13 X4 1011430 10.92 27.3 2.81 27.7 102 203
5/8 16 X5 1011449 16.40 41.0 4.80 34.0 127 229
3/4 19 X6 1011458 25.7 64.2 8.52 41.4 133 267
7/8 22 X7 1011467 31.0 77.6 13.1 47.8 152 305

* Mimimum Ultimate Load is 4 times the Working Load Limit.

A-1345N Master Link Assembly

  • Alloy Steel - Quenched and Tempered.
  • Individually proof tested to values shown with certification.
  • Proof tested with fixture sized to prevent localized point loading per ASTM A952.
  • Proof test certification shipped with each link.
  • All sizes are drop forged.
  • "Look for the Platinum Color - Crosby Grade 100 Alloy Products"
A-1345N Designation Marking A-1345N Stock No. Grade 100 Chain Size Working Load Limit (t)* Proof Load (t) Weight Each (kg) Dimensional Drawing Dimensions (mm)
(in.) (mm) A B C D E F G
X 2 1011501 - 6 3.48 8.7 1.31      A-1345N Master Link Assembly Dimensional Drawing  17.8 69.9 140 12.7 38.6 85.1 6.10
X 3 1011510 1/4 - 5/16 7 - 8 6.20 15.5 1.99 21.3 76.2 152 14.3 45.0 85.1 7.62
X 4 1011529 3/8 10 9.58 24.0 4.35 27.7 102 203 19.1 59.9 100 8.38
X 5 1011538 1/2 13 16.33 40.9 8.75 34.0 127 229 25.4 89.9 160 12.9
X 6 1011547 5/8 16 24.60 61.5 14.2 38.1 133 267 31.8 100 180 16.5
X 7 1011556 3/4 19 38.44 96.1 24.6 47.8 152 305 38.1 108 203 20.6
X 8 1011565 7/8 22 46.50 116.2 50.9 57.2 203 406 47.8 152 305 22.4

A-1342N Master Link

A-1342 Size A-1342 Designation Marking A-1342 Stock No. Working Load Limit (lbs.)* Proof Load (lbs.) Weight Each (lbs.) Dimensional Drawing Dimensions (in.)
A B C
1/4 6-7 X 1 1011403 8600 17200 1.1 A-1342N Master Link Dimensional Drawing .60 2.50 5.00
5/16 8 X 2 1011412 11400 22800 1.7 .70 2.75 5.50
3/8 10 X 3 1011421 17600 35200 2.5 .81 3.00 6.00
1/2 13 X 4 1011430 30000 60000 6.2 1.09 4.00 8.00
5/8 16 X 5 1011449 45200 90400 10.6 1.34 5.00 9.00
3/4 19 X 6 1011458 70600 141200 18.8 1.63 5.25 10.50
7/8 22 X 7 1011467 85900 170800 28.8 1.88 6.00 12.00

A-1345N Master Link Assembly

A-1345 Designation Marking A-1345 Stock No. Grade 100 Chain Size Working Load Limit (lbs.)* Proof Load (lbs.) Weight Each (lbs.) Dimensional Drawing Dimensions (in.)
(in.) (mm) A B C D E F G
X 2 1011501 - 6 9600 19200 2.9 A-1345N Master Link Assembly Dimensional Drawing .70 2.75 5.50 .50 1.52 3.35 .24
X 3 1011510 1/4 - 5/16 7-8 17100 34200 4.2 .81 3.00 6.00 .56 1.77 3.35 .30
X 4 1011529 3/8 10 26400 52800 9.6 1.09 4.00 8.00 .75 2.36 3.94 .33
X 5 1011538 1/2 13 45000 90000 19.3 1.34 5.00 9.00 1.00 3.54 6.30 .51
X 6 1011547 5/8 16 67800 135600 31.4 1.50 5.25 10.50 1.25 3.94 7.09 .65
X 7 1011556 3/4 19 105900 211800 54.2 1.88 6.00 12.00 1.50 4.25 8.00 .81
X 8 1011565 7/8 22 128100 256200 112.2 2.25 8.00 16.00 1.88 6.00 12.00 .88

*Minimum Ultimate Load is 4 times the Working Load Limit

Crosby-catalogue-page-number-195.pdf

Crosby-catalogue-page-number-195.pdf

(approx. 0.2Mb)

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