Brass Screw-In Fittings Bushing, Unequal Dia.

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MISUMI
- **RoHS Compliant is available for some part numbers.
Please contact with MISUMI for detail effective date.
The specification of item E-SJSPB23 has been changed with D1(G)=1/4, D2(R)=3/8. We will revise our catalog acccordingly. Please be noticed when choosing product. - Please check the content on our website as the PDF does not contain the most up-to-date information.
RoHS Compliant Product
2) Salt spray test, fully ensuring the product’s anti-rust performance!
Ensuring service life of at least 3 years!
Product Overview of Screw Fittings, Screw-In Type Flanges
Overview
Screw Fittings, Screw-In Type Flanges, Brass, Unequal Dia., Reducing Nipples are generally used for conversion of female and male threads.
Fluid used: water, air, oil.
Screw Fittings, Screw-In Type Flanges, Brass, Unequal Dia., Reducing Nipples are generally used for conversion of female and male threads.
Fluid used: water, air, oil.
Product Features of Screw Fittings, Screw-In Type Flanges
Screw Fittings, Screw-In Type Flanges, The product’s operating pressure and anti-rust performance are under strict control!
1) Water pressure detection fully guarantees the product’s operating pressure!
Detection method: water pressure load for 30 minutes.
Max. operating pressure is published as 1/3 of the actual detection pressure
Economy series has no leakage even under a pressure 4 times that of the max. operating pressure!
* Generic products in the market are similar products randomly purchased by our company from online or offline markets
* The test data are obtained through testing by our company, which are for reference only.
1) Water pressure detection fully guarantees the product’s operating pressure!
Detection method: water pressure load for 30 minutes.
Max. operating pressure is published as 1/3 of the actual detection pressure
| Detection item Water pressure test, Unit: Mpa | Generic products on the market | Economy series |
| Water Pressure: 4 | OK | OK |
| Water Pressure: 8 | Leakage | OK |
| Water Pressure: 12 | - | OK |
| Water Pressure: 16 | - | OK |
| Result | NG | OK |
* Generic products in the market are similar products randomly purchased by our company from online or offline markets
* The test data are obtained through testing by our company, which are for reference only.
2) Salt spray test, fully ensuring the product’s anti-rust performance!
| Test Item | Generic products on the market | Economy series |
| Salt spray test (48H) | Mostly rusted | Almost no rust |
| Daily environment equivalent | About 6 months | 3 years and above |
| Drawing | ![]() | ![]() |
Specifications Overview of Screw Fittings, Screw-In Type Flanges
・Material Table of Screw Fittings, Screw-In Type Flanges
Material
Body: HPB58-3
Fitting Type
MaterialBody: HPB58-3
Fitting Type
| Operating Temperature Range | -50~150℃ |
| Max. Operating Pressure | 5MPa |
Example Use of Screw Fittings, Screw-In Type Flanges
Screw Fittings, Screw-In Type Flanges, Some examples of the cartridge heater application mechanism
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| Move parts related to mechanism sliding support, temperature adjusting and heating with racks, gears and other workpieces. | Check 3 types of parts related to the sliding support, temperature adjusting and heating in the same position. | Belt tension device (with the spring) |
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| Parts related to the sliding support, nut, profile, temperature adjusting and heating | Slide up and down through clamping & welding parts of the cam bearing mechanism | No need to worry about handling of inductor wiring even for reversely rotating objects |









