index

Pattern 184

straining screw pattern 38

Ø A Thread
B
C
G
H
ØI
J
K
ØL
M
M1
N
O
Suitable for WLL
Wt. Kg’s
M 12
152
190
35
14
11
9
19
10
35
24
295
445
500 Kgs
1
M 16
152
202
40
18
14
10
22
16
48
32
340
490
750 Kgs
1.3
M 20
152
214
50
22
16
12
23
16
48
36
365
515
1.25 t
1.9
M 22
152
228
48
22
17
13
26
20
60
40
385
535
2 t
3.3
M 27
152
258
52
24
20
15
32
22
70
50
420
570
3 t
5.4
M 30
152
258
60
31
23
17
34
27
70
58
435
585
4 t
6.5
M 33
152
258
64
34
25
19
38
30
75
64
475
625
5 t
7.9
M 39
152
276
75
38
27
19
48
33
90
64
515
665
6 t
12
M 42 #
152
286
85
40
30
24
50
36
110
80
550
700
7.5 t
16
M 48 #
152
305
92
44
35
26
52
42
127
92
625
775
10 t
23
M 56 #
152
354
115
58
43
32
70
48
135
120
715
865
15 t
40
M 64 #
152
354
120
58
53
32
70
56
135
120
740
890
20 t
47

# ~ N. B - M 42, M 48, M 56 & M 64 produced with Cigar ended turnbuckle box forgings to BS 4429-1969.
WLL = Working Load Limit (straight pull only) - Factor Of Safety 5 : 1 E.g. WLL 5 t   Proof Loaded 10 t   Break Load 25 t
 

Options

  • Finish - Self colour, galvanised (threads cut after or spun) or Electro Plated
  • Longer lengths; offering more adjustment.
  • Larger diameter turnbuckles available to satisfy individual requirements.
  • Some longer adjustment 'Series 1' are available.
  • Fitted with locknuts.
  • Many sizes can be supplied in stainless steel, or exotics.