US Type Drop Forged Galvanized Jaw & Eye Turnbuckle
The US Type Drop Forged Galvanized Jaw & Eye
Turnbuckle is a heavy-duty adjustable tensioning
component designed for controlled adjustment of tension
and length in steel wire rope, cable, structural bracing
and industrial tensioning systems.
It features a clevis jaw connection at one end
and a closed eye connection at the opposite end,
providing a secure pin connection to compatible pad eyes,
eye bolts, shackles and other suitable attachment points.
Dimension Reference & Technical Specifications:
| Size Diameter × Take-Up (in) |
Approximate Weight Each (lb) | Working Load Limit (lb) | |||||
|---|---|---|---|---|---|---|---|
| Eyes / Hooks | Jaw & Eye | Jaw & Jaw | Stub End | Body Only | Hook & Hook Hook & Eye |
Eye & Eye Jaw & Eye Jaw & Jaw Stub End |
|
| 1/4″ × 4″ | 0.30 | 0.30 | 0.40 | 0.29 | 0.17 | 400 | 500 |
| 5/16″ × 4-1/2″ | 0.50 | 0.35 | 0.58 | 0.46 | 0.25 | 700 | 800 |
| 3/8″ × 6″ | 0.75 | 0.82 | 0.93 | 0.75 | 0.30 | 1,000 | 1,200 |
| 1/2″ × 6″ | 1.50 | 1.62 | 1.68 | 1.36 | 0.55 | 1,500 | 2,200 |
| 1/2″ × 9″ | 1.75 | 1.82 | 1.85 | 1.69 | 0.74 | 1,500 | 2,200 |
| 1/2″ × 12″ | 2.18 | 2.19 | 2.20 | 2.00 | 0.93 | 1,500 | 2,200 |
| 5/8″ × 6″ | 2.63 | 2.59 | 2.82 | 2.15 | 0.91 | 2,250 | 3,500 |
| 5/8″ × 9″ | 3.00 | 3.01 | 3.25 | 2.70 | 1.20 | 2,250 | 3,500 |
| 5/8″ × 12″ | 3.25 | 3.50 | 3.75 | 3.22 | 1.50 | 2,250 | 3,500 |
| 3/4″ × 6″ | 3.75 | 4.25 | 4.68 | 3.25 | 1.30 | 3,000 | 5,200 |
| 3/4″ × 9″ | 4.50 | 5.00 | 5.38 | 4.00 | 1.70 | 3,000 | 5,200 |
| 3/4″ × 12″ | 5.75 | 5.75 | 6.12 | 4.65 | 2.12 | 3,000 | 5,200 |
| 3/4″ × 18″ | 7.00 | 7.25 | 7.25 | 6.12 | 2.93 | 3,000 | 5,200 |
| 7/8″ × 6″ | – | – | – | 4.75 | 2.00 | 4,000 | 7,200 |
| 7/8″ × 12″ | 8.38 | 8.88 | 9.36 | 6.67 | 3.00 | 4,000 | 7,200 |
| 7/8″ × 18″ | 10.25 | 10.60 | 11.44 | 8.75 | 4.12 | – | 7,200 |
| 1″ × 6″ | – | – | – | 6.41 | 2.50 | 5,000 | 10,000 |
| 1″ × 12″ | 11.25 | 12.00 | 12.88 | 8.90 | 3.86 | 5,000 | 10,000 |
| 1″ × 18″ | 14.00 | 14.75 | 16.10 | 11.70 | 5.50 | 5,000 | 10,000 |
| 1″ × 24″ | 17.00 | 17.75 | 18.60 | 14.30 | 7.00 | – | 10,000 |
| 1-1/4″ × 6″ | – | – | – | 10.40 | 4.00 | – | 15,200 |
| 1-1/4″ × 12″ | 19.00 | 21.20 | 23.60 | 14.20 | 5.93 | – | 15,200 |
| 1-1/4″ × 18″ | 24.10 | 26.00 | 26.60 | 18.00 | 8.00 | – | 15,200 |
| 1-1/4″ × 24″ | 25.00 | 28.70 | 31.20 | 21.80 | 10.00 | – | 15,200 |
| 1-1/2″ × 6″ | – | – | – | 15.40 | 5.80 | – | 21,400 |
| 1-1/2″ × 12″ | 27.00 | 31.10 | 35.50 | 20.50 | 8.40 | – | 21,400 |
| 1-1/2″ × 18″ | 31.20 | 36.40 | 40.70 | 26.20 | 11.50 | – | 21,400 |
| 1-1/2″ × 24″ | 38.20 | 44.20 | 47.60 | 31.40 | 14.10 | – | 21,400 |
| 1-3/4″ × 6″ | – | – | – | 22.70 | 8.75 | – | 28,000 |
| 1-3/4″ × 18″ | 45.00 | 48.80 | 52.40 | – | – | – | 28,000 |
| 1-3/4″ × 24″ | 58.00 | 60.00 | 64.00 | 43.90 | 19.50 | – | 28,000 |
| 2″ × 6″ | – | – | – | 31.50 | 12.50 | – | 37,000 |
| 2″ × 24″ | 90.00 | 102.00 | 115.00 | 60.30 | 27.50 | – | 37,000 |
| 2-1/2″ × 6″ | – | – | – | 60.80 | 27.00 | – | 60,000 |
| 2-1/2″ × 24″ | 183.00 | 180.00 | 200.00 | 110.00 | 54.00 | – | 60,000 |
| 2-3/4″ × 24″ | 180.00 | 214.00 | 248.00 | – | 54.00 | – | 75,000 |
Load Testing
The turnbuckles are rated according to the
Working Load Limits shown in the specification table,
subject to confirmation against the actual manufacturer’s
technical documentation.
- Proof Load: 2.5 times the Working Load Limit.
- Safety Factor: 5:1.
- Fatigue Testing: 1.5 times the Working Load Limit.
The Working Load Limit (WLL) must never
be exceeded. Select the appropriate size
according to the applied load and installation conditions.
Specifications:
| Product Type | US Type Turnbuckle |
| Configuration | Jaw & Eye |
| Material | Drop Forged Steel |
| Finish | Hot-Dip Galvanized |
| End Connections | Clevis Jaw with Pin / Closed Eye |
| Loading Direction | Straight or In-Line Pull Only |
| Proof Load | 2.5 × WLL (Supplier-Stated) |
| Safety Factor | 5:1 (Supplier-Stated) |
| Fatigue Test | 1.5 × WLL (Supplier-Stated) |
| Size Range | 1/4″ × 4″ to 2-3/4″ × 24″ |
| WLL Range | 500 lb to 75,000 lb (Subject to Verification) |
| Specification Units | Imperial – Inches and Pounds |
Request a Quotation
For pricing and availability, please provide:
thread diameter × take-up, required WLL,
quantity and application.
If dimensional compatibility is important,
include the required jaw, eye or installation dimensions.
Heavy Tools Company Commercial (L.L.C.)
Industrial & Lifting Equipment – Saudi Arabia
Email: sales@heavytools.sa
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