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Closed Turnbuckle Body|Rigging Screw Body|Bottle Screws

Closed Turnbuckle Body|Rigging Screw Body|Bottle Screws

Closed Turnbuckle Body is also called Rigging Screw Body, Bottle Screws, Tensioners, Adjusters with metric/UNF/UNC thread. The turnbuckle closed body is made of 316 stainless steel for maximum corrosion resistance and durability. There is an engraved mark at one end to distinguish the right-hand or left-hand threads. Bespoke sizes are available.

Closed Turnbuckle Body
  • Material: Stainless Steel 316, 304 Solid bar.
  • Finish: Highly Polished.
  • Features: AISI316 Stainless steel is marine grade due to its good performance of corrosion resistance.
  • Metric Thread & UNF Thread.
  • There is a hole in the body for easy tightening by inserting an Allen key and rotating.
  • Bespoke sizes are available.
  • Applications: The bodies will be used for cable length adjustment & tensioning.

Metric Thread Specifications:

closed turnbuckle body diagram
ItemTH MetricL mmOD mm
M5 Turnbuckle BodyM5808
M6 Turnbuckle BodyM69210
M8 Turnbuckle BodyM811213.5
M10 Turnbuckle BodyM1012017.2
M12 Turnbuckle BodyM1215021.3
M14 Turnbuckle BodyM1417021.3
M16 Turnbuckle BodyM1619026.9
M20 Turnbuckle BodyM2022033.7
M20 Turnbuckle BodyM2024040
M22 Turnbuckle BodyM2227040
M24 Turnbuckle BodyM2432550
M30 Turnbuckle BodyM3037560
M36 Turnbuckle BodyM3641065

UNF Thread Specifications:

ItemThread inWire mmOD mmL mm
1/4" Turnbuckle Body1/439.586
5/16" Turnbuckle Body5/1641298
3/8" Turnbuckle Body3/8515124
7/16" Turnbuckle Body7/16617136
1/2" Turnbuckle Body1/2719164
5/8" Turnbuckle Body5/8825.4210
3/4" Turnbuckle Body3/41228.5248
7/8" Turnbuckle Body7/81435278
1" Turnbuckle Body11638332
1 1/8" Turnbuckle Body1.1251944.5369
1 1/4" Turnbuckle Body1.252250.8400
1 3/8" Turnbuckle Body1.3752654460

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Hi, we're the manufacturer of chains, anchors, wire ropes, thimbles, ferrules, sockets, turnbuckles, shackles, hooks and other rigging & marine hardware. Special products can be customized according to the requests.
Kindly feel free to send your requests to our email: sales@mineralmetals, or leave your email or other contact method. Then we will get to you ASAP. Thanks!!!