RE 18321-11/03.2016, Bosch Rexroth Oil Control S.p.A.
Technical data
Max. operating pressure 350 bar (5000 psi)
Max. flow 80 l/min. (22 gpm)
Max. internal leakage
1)
15 drops/min. closed
Fluid temperature range -30 to 100 °C (-22 to 212 °F)
Installation torque 41 - 47 Nm (30 - 35 ft-lbs)
Weight 0.2 kg (0.44 lbs)
Cavity CA-10A-2N (see data sheet 18325-70)
Lines bodies and standard
assemblies
Please refer to section “Hydraulic
integrated circuit” or consult factory
Seal kit
2)
Code: RG10A2010520100
material no: R901111363
Fluids Mineral-based or synthetics with
lubricating properties
at viscosities of 5 to 800 mm
2
/s (cSt)
Recommended degree of
fluid contamination
Nominal value max. 10µm (NAS 8) /
ISO 4406 19/17/14
Installation No restrictions
Other Technical Data See data sheet 18350-50
1) Measured at 200 bar (2900 psi)
2) Only external seals for 10 valves
Description
With flow from 2 to 1, the valve provides a fully adjustable
orifice restriction. Free flow is permitted from 1 to 2,
regardless of valve adjustment, by when pressure
overcomes the spring bias of the valve’s check function.
Needle restrictor,
free reverse flow
Common cavity, Size 10
RE 18321-11
Edition: 03.2016
Replaces: 01.2010STVU-10A 04.01.05 - X - 85.00
Characteristic curve
2>1 Flow Q
1>2 Flow Q
Pressure ΔpPressure Δp
2
Bosch Rexroth Oil Control S.p.A., RE 18321-11/03.2016
Bosch Rexroth Oil Control S.p.A.
Via Leonardo da Vinci 5
P.O. Box no. 5
41015 Nonantola – Modena, Italy
Tel. +39 059 887 611
Fax +39 059 547 848
compact-hydraulics-cv@boschrexroth.com
www.boschrexroth.com/compacthydraulics
© This document, as well as the data, specifications and other information set
forth in it, are the exclusive property of Bosch Rexroth Oil Control S.p.a.. It
may not be reproduced or given to third parties without its consent. The data
specified above only serve to describe the product. No statements concerning
a certain condition or suitability for a certain application can be derived from
our information. The information given does not release the user from the
obligation of own judgment and verification. It must be remembered that our
products are subject to a natural process of wear and aging. Subject to change.
STVU-10A | Needle restrictor, free reverse flow
Dimensions [mm (inches)]
Ordering code
Dimensions
Leakproof hex. socket screw
Handknob and locknut
Type Material number
040105038500000 R930005606
040105048500000 R930005607
Type Material number
04.01.05 X 85 00 00 *
Series 0/A to L
unchanged performances and dimensions
Needle restrictor, free reverse flow
Version and options standard
Adjustments
03 Leakproof hex. socket screw
04 Handknob and locknut
85 Common cavity, Size 10
Preferred types
