The Figure 1003 Butt Weld with Misaligning Union (Schedule XXH) is a WECO TYPE high-pressure hammer union designed for oilfield drilling, fracturing, cementing, and flowline applications. Featuring a misaligning union structure, rugged forged steel construction, and reliable pressure-tight sealing performance, this hammer union is ideal for high-pressure fluid transfer systems operating in severe oil & gas service environments
Figure 1003 Misaligning Hammer Union | WECO TYPE Butt Weld Schedule XXH Flowline Union
Description
Figure 1003 Butt Weld with Misaligning Union (Schedule XXH)
WECO TYPE High Pressure Misaligning Hammer Union for Oilfield Flowline Applications
The Figure 1003 Butt Weld with Misaligning Union (Schedule XXH) is a high-pressure WECO TYPE hammer union engineered for oilfield drilling, fracturing, cementing, pressure pumping, and flowline systems where slight pipeline misalignment may occur during operation.
Designed for severe oilfield service conditions, the Figure 1003 hammer union provides dependable sealing performance, rugged forged construction, and reliable pressure-tight connections for high-pressure fluid transfer systems.
The integrated misaligning design helps reduce stress caused by pipeline movement and installation deviations, improving operational flexibility and connection reliability in demanding oil & gas environments.
Product Features
- WECO TYPE Figure 1003 design
- Misaligning union structure
- Butt weld Schedule XXH connection
- Rugged forged steel construction
- Reliable pressure-tight sealing
- Suitable for high-pressure flowline service
- Designed for severe oilfield environments
- Metal sealing performance
- Fast make-up and break-out
- Available in multiple sizes
Pressure Ratings
| Size | Cold Working Pressure | Test Pressure |
|---|---|---|
| 3 in. (80 mm) | 7,500 PSI | 11,250 PSI |
| 4 in. (100 mm) | 5,000 PSI | 7,500 PSI |
Product Specifications
| Item | Specification |
|---|---|
| Product Name | Figure 1003 Misaligning Hammer Union |
| Union Type | WECO TYPE Hammer Union |
| Connection Type | Butt Weld (Schedule XXH) |
| Design Feature | Misaligning Union |
| Seal Type | Pressure Tight Sealing |
| Application | Oilfield Flowline Service |
| Available Sizes | 3", 4" |
| Service Environment | High Pressure Oilfield Applications |
Technical Data Table
| Description | Item | 3 in. (80 mm) | 4 in. (100 mm) |
|---|---|---|---|
| Complete Union | Part No. | 3257227 | 3261476 |
| Weight | 48 lb (21.8 kg) | 82 lb (37.2 kg) | |
| Nut | Part No. | 3257232 | 3261479 |
| Weight | 22 lb (10 kg) | 39 lb (17.7 kg) | |
| Male Sub | Part No. | 3267225 | 3261478 |
| Weight | 16 lb (7.3 kg) | 26 lb (11.8 kg) | |
| Female Sub | Part No. | 3257226 | 3261477 |
| Weight | 10 lb (4.6 kg) | 17 lb (7.7 kg) | |
| Viton “O” Ring | Part No. | 3231057 | 3233034 |
Dimensional Data
| Dimension | Description | 3 in. (80 mm) | 4 in. (100 mm) |
|---|---|---|---|
| A | Clearance Radius | 4.88 in. (124 mm) | 5.75 in. (146.1 mm) |
| B | Outside Diameter | 3.50 in. (88.9 mm) | 4.50 in. (114.3 mm) |
| C | End-to-End Length | 9.12 in. (231.7 mm) | 10.93 in. (277.6 mm) |
| D | Inside Diameter | 2.30 in. (58.4 mm) | 3.15 in. (80 mm) |
Applications
- Oil & Gas Drilling
- Fracturing Operations
- Cementing Systems
- Flowline Equipment
- Pressure Pumping Systems
- Choke & Kill Manifolds
- Well Testing Operations
- Offshore Drilling
- Onshore Drilling
- High-Pressure Fluid Transfer
Advantages of Misaligning Union Design
The misaligning union configuration helps compensate for:
- Minor pipeline misalignment
- Installation tolerance variation
- Pipeline movement during operation
- Vibration and stress reduction
This improves operational flexibility and helps maintain reliable sealing performance in demanding oilfield conditions.
OEM-Compatible Supply
CAMTOP supplies OEM-compatible Figure 1003 hammer unions and replacement parts engineered for interchangeability and reliable field performance.
- Hammer Nuts
- Male Subs
- Female Subs
- Viton O-Rings
- Repair Kits
Why Choose CAMTOP?
- Stable product quality
- OEM-compatible products
- Fast worldwide delivery
- Competitive pricing
- Technical support
- Oilfield application expertise
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