Catalog provided courtesy of The Crosby Group, Inc.
Alloy
Master Links
Page
167
A-342
A-345
Alloy
Steel Quenched and Tempered.
Individually
proof tested to values shown with certification unless otherwise
noted.
Proof
test certification shipped with each link.
Sizes
from 1/2" to 2" are drop forged.
"A"
Size
(in.)
A-342
Stock
No.
Working
Load
Limit
(lbs.)*
Weight
Each
(lbs.)
Proof
Load
(lbs.)
Dimensions
(in.)
B
C
Deformation
Indicator
1/2
1014262
7000
.82
14000
2.50
5.00
3.00
5/8
1014280
9000
1.52
18000
3.00
6.00
3.50
3/4
1014306
12300
2.07
28400
2.75
5.50
3.50
7/8
1014315
15000
3.40
30000
3.75
6.38
4.50
1
1014324
24360
4.85
48700
3.50
7.00
4.50
1-1/4
1014342
36200
9.57
72400
4.38
8.75
5.50
1-1/2
1014360
54300
16.22
113200
5.25
10.50
6.50
1-3/4
1014388
84900
25.22
169800
6.00
12.00
7.50
2
1014404
102600
37.04
205200
7.00
14.00
9.00
2-1/4
1014422
143100
54.10
289200
8.00
16.00
-
2-1/2
1014468
160000
67.75
320000
8.00
16.00
-
2-3/4
1014440
216900
87.70
433800
9.50
16.00
-
3
1014486
228000
115.00
456000
9.00
18.00
-
3-1/4
1014501
262200
145.00
524400
10.00
20.00
-
3-1/2
1014529
279000
200.00
558000
12.00
24.00
-
3-3/4
1015051
336000
198.00
672000
10.00
20.00
-
4
1015060
373000
228.00
746000
10.00
20.00
-
4-1/4
1015067
354000
302.00
708000
12.00
24.00
-
4-1/2
1015079
360000
345.00
720000
14.00
28.00
-
4-3/4
1015088
389000
436.00
778000
14.00
28.00
-
5
1015094
395000
516.00
790000
15.00
30.00
-
*
Minimum Ultimate Load is 5 times Working Load Limit. Based
on single leg sling (in-line load), or resultant load
on multiple legs with an included angle less than or equal
to 120°.
** Proof test load equals or exceeds the requirement of
ASTM A952(8.1) and ASME B30.9-1.4 for the chain size and
number of legs.
Welded Master Link.
Individually
proof tested at 2 times Working Load Limit with certification.
Proof
test certification shipped with each link.
"A"
Size
(in.)
A-345
Stock
No.
Working
Load Limit*
(lbs.)
Weight
Each
(lbs.)
Dimensions
(in.)
Based
on
Grade 8 Chain
Rating
Based
on 5:1
Design
Factor
B
C
D
E
F
G
Deformation
Indicator
Flat
Size
3/4
1014734
9100
12300
2.60
2.75
5.50
.56
3.35
1.57
.30
3.50
1/4"-5/16",
8mm
1
1014752
18400
24360
6.10
3.50
7.00
.69
3.94
2.36
.33
4.50
3/8",
10mm
1-1/4
1014770
31200
36200
13.20
4.38
8.75
.88
3.94
2.36
.53
5.50
1/2",
13mm
1-1/2
1014798
47000
54300
24.20
5.25
10.50
1.13
5.91
2.76
.65
6.50
5/8",
16mm
1-3/4
1014814
73500
84900
35.60
6.00
12.00
1.25
6.30
3.54
.73
7.50
3/4",
20mm
2
1014832
88900
102600
57.30
7.00
14.00
1.50
7.09
3.94
-
9.00
No
Flat
* Ultimate Load is
4 times the Working Load Limit. Based on 60 degree included angle or smaller.
For included angles greater than 60 degrees, the Working Load Limit must
be de-rated. Refer to pages 165 for proper chain selection for triple
and quadruple leg slings.