About Turnbuckles and End Fittings
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Turnbuckle Bodies—Not for Lifting
Galvanized steel bodies have a thick coating for mild corrosion resistance.
316 stainless steel bodies are the most corrosion resistant and have excellent resistance to chemicals and salt water.
Forged bodies are stronger than cast bodies.
For technical drawings and 3-D models, click on a part number.
| Thread Size  | Max. Adjustment | Overall Lg. | Capacity, lbs. | Each | |
Forged Steel | |||||
|---|---|---|---|---|---|
| 1/4"-20 | 4" | 4 13/16" | 500 | 0000000 | 00000 |
| 5/16"-18 | 4 1/2" | 5 9/16" | 800 | 0000000 | 00000 |
| 3/8"-16 | 6" | 7 1/8" | 1,200 | 0000000 | 00000 |
| 1/2"-13 | 6" | 7 1/2" | 2,200 | 0000000 | 00000 |
| 1/2"-13 | 9" | 10 1/2" | 2,200 | 0000000 | 00000 |
| 1/2"-13 | 12" | 13 1/2" | 2,200 | 0000000 | 00000 |
| 5/8"-11 | 6" | 7 7/8" | 3,500 | 0000000 | 00000 |
| 5/8"-11 | 9" | 10 7/8" | 3,500 | 0000000 | 00000 |
| 5/8"-11 | 12" | 13 7/8" | 3,500 | 0000000 | 00000 |
| 3/4"-10 | 6" | 8 1/4" | 5,200 | 0000000 | 00000 |
| 3/4"-10 | 9" | 11 1/4" | 5,200 | 0000000 | 00000 |
| 3/4"-10 | 12" | 14 1/4" | 5,200 | 0000000 | 00000 |
| 3/4"-10 | 18" | 20 1/4" | 5,200 | 0000000 | 00000 |
| 7/8"-9 | 6" | 8 5/8" | 7,200 | 0000000 | 00000 |
| 7/8"-9 | 12" | 14 5/8" | 7,200 | 0000000 | 00000 |
| 1"-8 | 6" | 9" | 10,000 | 00000000 | 00000 |
| 1"-8 | 12" | 15" | 10,000 | 00000000 | 00000 |
| 1"-8 | 18" | 21" | 10,000 | 0000000 | 00000 |
| 1 1/4"-7 | 6" | 9 3/4" | 14,800 | 00000000 | 00000 |
| 1 1/2"-6 | 6" | 10 3/8" | 21,000 | 00000000 | 00000 |
Forged Galvanized Steel | |||||
| 1/4"-20 | 4" | 4 13/16" | 500 | 00000000 | 0000 |
| 5/16"-18 | 4 1/2" | 5 9/16" | 800 | 00000000 | 00000 |
| 3/8"-16 | 6" | 7 1/8" | 1,200 | 00000000 | 00000 |
| 1/2"-13 | 6" | 7 1/2" | 2,200 | 00000000 | 00000 |
| 1/2"-13 | 9" | 10 1/2" | 2,200 | 00000000 | 00000 |
| 1/2"-13 | 12" | 13 1/2" | 2,200 | 00000000 | 00000 |
| 5/8"-11 | 6" | 7 7/8" | 3,500 | 00000000 | 00000 |
| 5/8"-11 | 9" | 10 7/8" | 3,500 | 00000000 | 00000 |
| 5/8"-11 | 12" | 13 7/8" | 3,500 | 00000000 | 00000 |
| 3/4"-10 | 6" | 8 1/4" | 5,200 | 00000000 | 00000 |
| 3/4"-10 | 9" | 11 1/4" | 5,200 | 00000000 | 00000 |
| 3/4"-10 | 12" | 14 1/4" | 5,200 | 00000000 | 00000 |
| 3/4"-10 | 18" | 20 1/4" | 5,200 | 00000000 | 00000 |
| 7/8"-9 | 6" | 8 5/8" | 7,200 | 00000000 | 00000 |
| 7/8"-9 | 12" | 14 5/8" | 7,200 | 00000000 | 00000 |
| 7/8"-9 | 18" | 20 5/8" | 7,200 | 00000000 | 00000 |
| 1"-8 | 6" | 9" | 9,800 | 00000000 | 00000 |
| 1"-8 | 12" | 15" | 9,800 | 00000000 | 00000 |
| 1"-8 | 18" | 21" | 9,800 | 00000000 | 00000 |
| 1 1/4"-7 | 6" | 9 3/4" | 14,800 | 00000000 | 00000 |
Cast 316 Stainless Steel | |||||
| 10-24 | 2 1/2" | 3 5/16" | 300 | 00000000 | 0000 |
| 1/4"-20 | 3" | 4" | 400 | 00000000 | 0000 |
| 5/16"-18 | 4" | 5 1/8" | 800 | 00000000 | 00000 |
| 3/8"-16 | 6" | 7 1/2" | 1,200 | 00000000 | 00000 |
| 1/2"-13 | 6" | 7 7/16" | 2,200 | 00000000 | 00000 |
| 5/8"-11 | 8" | 9 15/16" | 2,800 | 00000000 | 00000 |
| 3/4"-10 | 10" | 12 1/8" | 3,500 | 00000000 | 000000 |
Forged 316 Stainless Steel | |||||
| 1/4"-20 | 4" | 4 3/4" | 500 | 0000000 | 00000 |
| 5/16"-18 | 4 1/2" | 5 1/2" | 800 | 0000000 | 00000 |
| 3/8"-16 | 6" | 7 1/8" | 1,200 | 0000000 | 00000 |
| 1/2"-13 | 6" | 7 1/2" | 2,200 | 0000000 | 00000 |
| 5/8"-11 | 6" | 7 13/16" | 3,500 | 0000000 | 00000 |
| 3/4"-10 | 6" | 8 3/16" | 5,200 | 0000000 | 000000 |
| 1"-8 | 6" | 9" | 8,000 | 0000000 | 000000 |
Closed Turnbuckle Bodies—Not for Lifting
The closed body protects threads from damage and debris and has a slim profile to fit in tight spaces. Made of 316 stainless steel, they have good corrosion resistance.
For technical drawings and 3-D models, click on a part number.
Turnbuckle Bodies—For Lifting
Made of galvanized steel, these bodies have a thick coating for mild corrosion resistance.
For technical drawings and 3-D models, click on a part number.
Jam Nuts for Turnbuckles
Jam Nut
Tighten these nuts against the turnbuckle body to prevent the end fitting from unscrewing.
For technical drawings and 3-D models, click on a part number.
For Steel Turnbuckles
| Thread Size | Wd. | Ht. | Includes | Each | |
Grade 2 Steel | |||||
|---|---|---|---|---|---|
| 1/4"-20 | 7/16" | 5/32" | One Left-Hand Threaded Jam Nut, One Right-Hand Threaded Jam Nut | 00000000 | 00000 |
| 5/16"-18 | 1/2" | 3/16" | One Left-Hand Threaded Jam Nut, One Right-Hand Threaded Jam Nut | 00000000 | 0000 |
| 3/8"-16 | 9/16" | 7/32" | One Left-Hand Threaded Jam Nut, One Right-Hand Threaded Jam Nut | 00000000 | 0000 |
| 1/2"-13 | 3/4" | 5/16" | One Left-Hand Threaded Jam Nut, One Right-Hand Threaded Jam Nut | 00000000 | 0000 |
| 5/8"-11 | 15/16" | 25/64" | One Left-Hand Threaded Jam Nut, One Right-Hand Threaded Jam Nut | 00000000 | 0000 |
| 3/4"-10 | 1 1/8" | 27/64" | One Left-Hand Threaded Jam Nut, One Right-Hand Threaded Jam Nut | 00000000 | 0000 |
| 7/8"-9 | 1 19/64" | 31/64" | One Left-Hand Threaded Jam Nut, One Right-Hand Threaded Jam Nut | 00000000 | 0000 |
| 1"-8 | 1 15/32" | 35/64" | One Left-Hand Threaded Jam Nut, One Right-Hand Threaded Jam Nut | 00000000 | 00000 |
For Galvanized Steel Turnbuckles
| Thread Size | Wd. | Ht. | Includes | Each | |
Grade 2 Galvanized Steel | |||||
|---|---|---|---|---|---|
| 1/4"-20 | 7/16" | 5/32" | One Left-Hand Threaded Jam Nut, One Right-Hand Threaded Jam Nut | 00000000 | 00000 |
| 5/16"-18 | 1/2" | 3/16" | One Left-Hand Threaded Jam Nut, One Right-Hand Threaded Jam Nut | 00000000 | 0000 |
| 3/8"-16 | 9/16" | 7/32" | One Left-Hand Threaded Jam Nut, One Right-Hand Threaded Jam Nut | 00000000 | 0000 |
| 1/2"-13 | 3/4" | 5/16" | One Left-Hand Threaded Jam Nut, One Right-Hand Threaded Jam Nut | 00000000 | 0000 |
| 5/8"-11 | 15/16" | 25/64" | One Left-Hand Threaded Jam Nut, One Right-Hand Threaded Jam Nut | 00000000 | 0000 |
| 3/4"-10 | 1 1/8" | 27/64" | One Left-Hand Threaded Jam Nut, One Right-Hand Threaded Jam Nut | 00000000 | 0000 |
| 7/8"-9 | 1 19/64" | 31/64" | One Left-Hand Threaded Jam Nut, One Right-Hand Threaded Jam Nut | 00000000 | 00000 |
| 1"-8 | 1 15/32" | 35/64" | One Left-Hand Threaded Jam Nut, One Right-Hand Threaded Jam Nut | 00000000 | 00000 |
| 1 1/2"-6 | 2 1/4" | 27/32" | One Left-Hand Threaded Jam Nut, One Right-Hand Threaded Jam Nut | 000000000 | 00000 |
| 1 1/4"-7 | 1 7/8" | 23/32" | One Left-Hand Threaded Jam Nut, One Right-Hand Threaded Jam Nut | 000000000 | 00000 |
For 316 Stainless Steel Turnbuckles
Right-Hand Thread Direction | Left-Hand Thread Direction | |||||
|---|---|---|---|---|---|---|
| Thread Size | Wd. | Ht. | Each | Each | ||
316 Stainless Steel | ||||||
| 10-24 | 5/16" | 5/32" | 00000000 | 00000 | 0000000 | 00000 |
| 1/4"-20 | 7/16" | 7/32" | 00000000 | 000 | 00000000 | 000 |
| 5/16"-18 | 1/2" | 9/32" | 00000000 | 0000 | 00000000 | 0000 |
| 3/8"-16 | 9/16" | 5/16" | 000000 | 00 | 00000000 | 0000 |
| 3/8"-16 | 9/16" | 11/32" | 00000000 | 0000 | 000000 | 00 |
| 1/2"-13 | 3/4" | 7/16" | 00000000 | 0000 | 00000000 | 0000 |
| 5/8"-11 | 15/16" | 9/16" | 00000000 | 0000 | 00000000 | 0000 |
| 3/4"-10 | 1 1/8" | 21/32" | 00000000 | 0000 | 00000000 | 0000 |
| 1"-8 | 1 1/2" | 7/8" | 00000000 | 0000 | 00000000 | 00000 |