index

Pattern 185

straining screw pattern 38

Ø A Thread
B
C
J
K
Ø L
M
M1
N
O
Suitable for WLL
Wt. Kg’s
M 12
152
190
9
19
10
35
24
294
446
500 Kgs
1
M 16
152
202
10
22
16
48
32
350
502
750 Kgs
1.5
M 20
152
214
12
23
16
48
36
362
514
1.25 t
2.4
M 22
152
228
13
26
20
60
40
388
540
2 t
3.8
M 27
152
258
15
32
22
70
50
430
582
3 t
6
M 30
152
258
17
34
27
70
58
456
608
4 t
8
M 33
152
258
19
38
30
75
64
484
636
5 t
10
M 39
152
276
19
48
33
90
64
534
686
6 t
14
M 42 #
152
286
24
50
36
110
80
584
736
7.5 t
22
M 48 #
152
305
26
52
42
127
92
648
800
10 t
29
M 56 #
152
354
32
70
48
135
120
748
900
15 t
47
M 64 #
152
354
32
70
56
135
120
748
900
20 t
50

# ~ 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.