About AC to AC Voltage Transformers
For single-phase equipment, use this formula to find power output: VA = Volts × Amps
For three-phase equipment, use this formula to find power output: VA = Volts × Amps × 1.73
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Male-Female Round Universal Thread Adapters with Through Hole




Connect male- and female-threaded parts of different thread types and sizes, while allowing air, liquids, wire, or other thin materials to pass through. Attach your parts to these adapters and use a hex key to secure the connection. Made of 304 stainless steel, all will hold up in wet environments. O-rings on each side create a tight seal, making them good for vacuum and compressed-air applications.
For technical drawings and 3-D models, click on a part number.
Pipe Size | Thread Type | Thread Length | Gender | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
(A) | (B) | Thread Size (B) | (A) | (B) | (A) | (B) | (A) | (B) | Hex Size | OD | Tensile Strength, psi | Hardness | O-Ring Material | Each | |
304 Stainless Steel | |||||||||||||||
3/8 | __ | 10-32, M5 | BSPP, BSPT, NPT, NPTF, Universal | BSPP, BSPT, NPT, NPTF, Metric, UNF, Universal | 0.25" | 9/64" | Male | Female | 13/64" | 27/32" | 73,000 | Rockwell B70 | Buna-N Rubber | 00000000 | 000000 |
3/8 | 1/4 | __ | BSPP, BSPT, NPT, NPTF, Universal | BSPP, BSPT, NPT, NPTF, Universal | 0.25" | 1/4" | Male | Female | 13/64" | 27/32" | 73,000 | Rockwell B70 | Buna-N Rubber | 00000000 | 00000 |
3/8 | 1/8 | __ | BSPP, BSPT, NPT, NPTF, Universal | BSPP, BSPT, NPT, NPTF, Universal | 0.25" | 1/4" | Male | Female | 13/64" | 27/32" | 73,000 | Rockwell B70 | Buna-N Rubber | 00000000 | 00000 |
Male Round Universal Thread Adapters with Through Hole




Join two female-threaded parts of various thread types and sizes, while allowing air, liquids, wire, or other thin materials to pass through. Attach your parts to these adapters and use a hex key to secure the connection. Made of 304 stainless steel, all will hold up in wet environments. O-rings on each side create a tight seal, making them good for vacuum and compressed-air applications.
For technical drawings and 3-D models, click on a part number.
Pipe Size | Thread Type | Thread Length | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
(A) | (B) | Thread Size (B) | (A) | (B) | (A) | (B) | Hex Size | OD | Tensile Strength, psi | Hardness | O-Ring Material | Each | |
304 Stainless Steel | |||||||||||||
3/8 | __ | 10-32, M5 | BSPP, BSPT, NPT, NPTF, Universal | BSPP, BSPT, NPT, NPTF, Metric, UNF, Universal | 0.25" | 13/64" | 13/64" | 27/32" | 73,000 | Rockwell B70 | Buna-N Rubber | 00000000 | 000000 |
3/8 | 1/4 | __ | BSPP, BSPT, NPT, NPTF, Universal | BSPP, BSPT, NPT, NPTF, Universal | 0.25" | 1/4" | 13/64" | 27/32" | 73,000 | Rockwell B70 | Buna-N Rubber | 00000000 | 00000 |
3/8 | 1/8 | __ | BSPP, BSPT, NPT, NPTF, Universal | BSPP, BSPT, NPT, NPTF, Universal | 0.25" | 1/4" | 13/64" | 27/32" | 73,000 | Rockwell B70 | Buna-N Rubber | 00000000 | 00000 |
3/8 | 3/8 | __ | BSPP, BSPT, NPT, NPTF, Universal | BSPP, BSPT, NPT, NPTF, Universal | 0.25" | 1/4" | 13/64" | 27/32" | 73,000 | Rockwell B70 | Buna-N Rubber | 00000000 | 00000 |
International Outlet Adapters
Use foreign devices in American outlets and American devices in foreign outlets.




Transformers with plug adapters are not for use with devices that have electronic circuitry, such as devices with LEDs and automatic shut-offs. They have a selector switch to adjust the power output for low- and high-powered devices.
Voltage | Socket | ||||||||
---|---|---|---|---|---|---|---|---|---|
Input | Output | Power Output, W | Frequency, Hz | Plug Country Compatibility | No. of Outlets | Country Compatibility | Includes | Each | |
CEE 7/16 and Universal Plug × NEMA 1-15 Socket | |||||||||
220V AC | 110V AC | 25/1,875 | 50 | Argentina Australia Brazil Canada China France Germany Hong Kong Ireland Israel Italy Japan Mexico New Zealand South Africa Spain Switzerland United Kingdom United States | 1 | Canada Mexico United States | Carrying Case | 0000000 | 000000 |


Plug adapters attach to transformers for use in foreign outlets. They can also be used without a transformer on dual-voltage devices.
Socket | ||||
---|---|---|---|---|
Plug Country Compatibility | No. of Outlets | Country Compatibility | Each | |
Universal Plug × NEMA 1-15 Socket | ||||
Argentina Australia Brazil Canada China France Germany Hong Kong Ireland Israel Italy Japan Mexico New Zealand South Africa Spain Switzerland United Kingdom United States | 1 | Canada Mexico United States | 0000000 | 000000 |
Flex Impact Socket Extensions

Attach one of these extensions to your impact socket to turn fasteners in hard-to-reach spaces. The flex head pivots to access fasteners from an angle. Made of one integrated extension and flex adapter rather than two pieces, the design lowers the risk of an adapter falling as you reach into your workspace. These extensions are sturdy enough to withstand the high torque and force of impact tools.
These extensions require a locking retainer. Use with an impact wrench that has a pin-style socket retainer, or use a socket retaining ring with tools that have a hole- or hole-and-ring style socket retainer.
For technical drawings and 3-D models, click on a part number.
Extensions | Retaining Rings | |||||||||
---|---|---|---|---|---|---|---|---|---|---|
Square Drive Size (Gender) | Overall Lg. | Max. Access Angle | Compatible Retaining Ring ID | Material | Finish | Each | Pkg. Qty. | Pkg. | ||
1/2" (Female) × 3/8" (Male) | 6" | 30° | 13/16" | Steel | Black Oxide | 0000000 | 000000 | 5 | 0000000 | 00000 |
1/2" (Female) × 3/8" (Male) | 9" | 30° | 13/16" | Steel | Black Oxide | 0000000 | 00000 | 5 | 0000000 | 0000 |
1/2" (Female) × 3/8" (Male) | 12" | 30° | 13/16" | Steel | Black Oxide | 0000000 | 00000 | 5 | 0000000 | 0000 |
1/2" (Female) × 3/8" (Male) | 18" | 30° | 13/16" | Steel | Black Oxide | 0000000 | 00000 | 5 | 0000000 | 0000 |
1/2" (Female) × 3/8" (Male) | 24" | 30° | 13/16" | Steel | Black Oxide | 0000000 | 00000 | 5 | 0000000 | 0000 |
1/2" (Female) × 3/8" (Male) | 36" | 30° | 13/16" | Steel | Black Oxide | 0000000 | 00000 | 5 | 0000000 | 0000 |