Ralston BSPP Female (RG) Quick-connect Adapters
Connect Quick-test hoses to male BSPP pressure gauges without a bonded seal or crush washer — pressure-assisted o-ring Quick-connect, stainless, up to 5,000 psi
Pick your exact configuration in the ordering table below to add it to your cart.
Same-day response on quotes. ISO/IEC 17025 accredited calibration available.
Overview
BSPP Female (RG) Quick-connect adapters connect Quick-test hoses to male BSPP (ISO 228/1) pressure gauges and process connections without a bonded seal ring, crush washer, or wrench. A pressure-assisted o-ring seal improves as pressure rises.
- Unique design seals male BSPP connections with a pressure-assisted o-ring
- Pressure helps seal the fitting better
- Stainless steel construction
- Working pressure up to 5,000 psi
- Made in USA
Part of the Ralston Quick-test system of safe, stable, leak-free connections.
Shipping and tax are confirmed when we review your order.
OEM family: BSPP Female (RG) Quick-connect Adapters (https://www.ralstoninst.com/bspp-female-quick-connect-adapters).
Specifications
| Family | BSPP Female (RG) Quick-connect Adapters |
| Process connection | Female BSPP / G Quick-connect (ISO 228) |
| Hose connection | Male or female Quick-test (by model) |
| Max pressure | 5,000 psi / 350 bar / 35 MPa |
| Materials | Stainless steel |
| Country of origin | USA |
Videos
Build your part number
Configure your QTHA
Pick your options and we'll build the exact part number with a list-price estimate.
Select a model to build your part number.
Choose BSPP size and Quick-test gender. These Quick-connect adapters seal onto male BSPP gauge/process threads with a pressure-assisted o-ring. Shipping and tax are confirmed when we review your order.
Ordering information
6 ordering models available.
| Model | Description | List Price | |
|---|---|---|---|
| QTHA-2FS0-RG-QD | 1/4" female BSPP Quick-disconnect x male Quick-test, S.S. | $93.26 | |
| QTHA-2FSA-RG-QD | 1/4" female BSPP Quick-disconnect x female Quick-test, S.S. | $118.60 | |
| QTHA-3FS0-RG-QD | 3/8" female BSPP quick-disconnect x male Quick-test, S.S. | $134.18 | |
| QTHA-3FSA-RG-QD | 3/8" female BSPP quick-disconnect x female Quick-test, S.S. | $153.31 | |
| QTHA-4FS0-RG-QD | G 1/2 female BSPP quick-disconnect x male Quick-test, S.S. | $121.50 | |
| QTHA-4FSA-RG-QD | 1/2" female BSPP quick-disconnect x female Quick-test, S.S. | $155.91 |
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