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NFPA T3.5.1 : 2002

Superseded

Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

View Superseded by

HYDRAULIC FLUID POWER - VALVES - MOUNTING SURFACES

Available format(s)

Hardcopy , PDF

Language(s)

English

Published date

01-01-2010

Superseded date

09-12-2024

Foreword
Introduction
1 Scope
2 Normative references
3 Definitions
4 Units
5 Symbols
6 Mounting surface identification coding
7 Mounting surface selection
8 Tolerances
9 Mounting fastener holes and tolerances
10 Identification statement
Annex A (informative) - Bibliography
Annex B (informative) - Port sealing considerations

Specifies mounting surfaces for the following: - non-return (check valves; - compressed flow control valves; - directional control valves; - pilot operated non-return (check) valves; - pressure control valves; - pressure relief valves; - sequence valves; - throttle valves; and - unloading valves.

Committee
T3.5
DevelopmentNote
Supersedes NFPA T3.5.46 & ANSI B93.7M (03/2005)
DocumentType
Standard
Pages
83
ProductNote
Reconfirmed 2002
PublisherName
National Fluid Power Association
Status
Superseded
SupersededBy

ISO 4287:1997 Geometrical Product Specifications (GPS) — Surface texture: Profile method — Terms, definitions and surface texture parameters
ISO 9461:1992 Hydraulic fluid power — Identification of valve ports, subplates, control devices and solenoids
ISO 4401:2005 Hydraulic fluid power — Four-port directional control valves — Mounting surfaces
ISO 5598:2008 Fluid power systems and components — Vocabulary
ISO 6263:2013 Hydraulic fluid power — Compensated flow-control valves — Mounting surfaces
ISO 4412-1:1991 Hydraulic fluid power — Test code for determination of airborne noise levels — Part 1: Pumps
ISO 6264:1998 Hydraulic fluid power — Pressure-relief valves — Mounting surfaces
IEEE 268-1992 American National Standard for Metric Practice
ISO 5781:2016 Hydraulic fluid power — Pressure-reducing valves, sequence valves, unloading valves, throttle valves and check valves — Mounting surfaces
ISO 1302:2002 Geometrical Product Specifications (GPS) — Indication of surface texture in technical product documentation
ISO 1219-1:2012 Fluid power systems and components — Graphical symbols and circuit diagrams — Part 1: Graphical symbols for conventional use and data-processing applications
ISO 273:1979 Fasteners — Clearance holes for bolts and screws
ISO 5783:1995 Hydraulic fluid power — Code for identification of valve mounting surfaces and cartridge valve cavities