Ralston Quick-test USN Hoses & Adapters
Navy-developed 10,000 psi Quick-test USN hoses and 316 SS adapters — self-locking connect/disconnect for NPT, AN/JIC, and high-pressure ports
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
Developed for the US Navy and available for industrial use, Quick-test USN hoses and adapters convert NPT, AN/JIC 37° flare, and high-pressure ports into a self-locking connect/disconnect rated to 10,000 psi (70 MPa).
- Self-locking connections at very high pressure
- 316 stainless steel adapters made in the USA
- Microbore hoses with male or female USN connections
- Compatible with NPT, AN/JIC flare, and high-pressure coned/threaded ports
Shipping and tax are confirmed when we review your order.
OEM family: Quick-test USN Hoses & Adapters (https://www.ralstoninst.com/quick-test-usn-hoses-adapters).
Specifications
| Family | Quick-test USN Hoses & Adapters (USN0) |
| Max pressure | 10,000 psi / 700 bar / 70 MPa |
| Materials | 316 stainless steel (adapters) |
| Country of origin | USA |
Build your part number
Configure your USN0
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 a USN adapter, plug/cap, or hose kit. Rated to 10,000 psi. Shipping and tax are confirmed when we review your order.
Ordering information
21 ordering models available.
| Model | Description | List Price | |
|---|---|---|---|
| USN0-1FNPT-MP | Male USN0 Probe x 1/8" Female NPT, 316 S.S. | $143.29 | |
| USN0-1MNPT-MP | Male USN0 Probe x 1/8" Male NPT, 316 S.S. | $158.40 | |
| USN0-2FNPT-MP | Male USN0 Probe x 1/4" Female NPT, 316 S.S. | $139.24 | |
| USN0-2FXH-MP | Male USN0 Probe x 1/4" Female High Pressure, 316 S.S. | $177.08 | |
| USN0-2MNPT-MP | Male USN0 Probe x 1/4" Male NPT, 316 S.S. | $160.87 | |
| USN0-2MXH-MP | Male USN0 Probe x 1/4" Male HIP, 316 S.S. | $205.74 | |
| USN0-4FAN-MP | Male USN0 Probe x Female AN4, 316 S.S. | $166.19 | |
| USN0-4FNPT-MP | Male USN0 Probe x 1/2" Female NPT, 316 S.S. | $242.65 | |
| USN0-4MAN-MP | Male USN0 Probe x Male AN4, 316 S.S. | $137.89 | |
| USN0-4MNPT-MP | Male USN0 Probe x 1/2" Male NPT, 316 S.S. | $197.36 | |
| USN0-6FAN-MP | Male USN0 Probe x Female AN6, 316 S.S. | $143.29 | |
| USN0-6MAN-MP | Male USN0 Probe x Male AN6, 316 S.S. | $155.46 | |
| USN0-FPLUG | Plug for female QC with tether and chain (3 links) | $60.36 | |
| USN0-FQC-HM-4AN | Female USN0 Quick-connect for 2J hose or panel mount, 316 S.S. | $400.76 | |
| USN0-KIT5-10ft | USN0 hose kit with 10ft hose, 2 Female USN0 Quick-connects, 10,000 psi | $1,118.58 | |
| USN0-KIT5-6ft | USN0 hose kit with 6ft hose, 2 Female USN0 Quick-connects, 10,000 psi | $1,077.46 | |
| USN0-KIT6-10ft | USN0 hose kit with 10ft hose, 2 Female USN0 Quick-connects, 2 male and 2 female NPT adapters | $1,718.80 | |
| USN0-KIT6-6ft | USN0 hose kit with 6ft hose, 2 Female USN0 Quick-connects, 2 male and 2 female NPT adapters | $1,677.68 | |
| USN0-KIT7-3ft | USN0 Hose assembly, 3ft hose, (1) Male QC, (1) Female QC, caps on both | $900.89 | |
| USN0-KIT7-6ft | USN0 Hose assembly, 6ft hose, (1) Male QC, (1) Female QC, caps on both | $931.73 | |
| USN0-MCAP | Cap for Male QC probe with tether and 4 links of chain | $56.78 |
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