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ISO 2491:1974

Withdrawn

Withdrawn

A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.

Thin parallel keys and their corresponding keyways (Dimensions in millimetres)

Available format(s)

Hardcopy , PDF , PDF 3 Users , PDF 5 Users , PDF 9 Users

Withdrawn date

15-05-2019

Language(s)

English, French

Published date

01-08-1974

Also specifies the material of the keys, gives the relation which should be observed between the diameter of shaft and the section of key, and is of general application for cylindrical shaft ends. It is recommended that the values given be adhered to even for special applications. For normal taper keys and corresponding keyways refer to ISO/R 773.

DocumentType
Standard
Pages
3
PublisherName
International Organization for Standardization
Status
Withdrawn

Standards Relationship
NBN E 27 708 : 1974 Identical
NFE 22 175 : 1987 Similar to
NFE 22 177 : 1987 Similar to
NBN E 27 709 : 1974 Identical
PN 91/M-85002 : 1991 Identical

DIN EN ISO 16330:2004-08 Reciprocating positive displacement pumps and pump units - Technical requirements (ISO 16330:2003)
10/30165662 DC : 0 BS ISO 13706 - PETROLEUM, PETROCHEMICAL AND NATURAL GAS INDUSTRIES - AIRCOOLED HEAT EXCHANGERS
I.S. EN ISO 13706:2011 PETROLEUM, PETROCHEMICAL AND NATURAL GAS INDUSTRIES - AIR-COOLED HEAT EXCHANGERS (ISO 13706:2011)
I.S. EN ISO 10441:2007 PETROLEUM, PETROCHEMICAL AND NATURAL GAS INDUSTRIES - FLEXIBLE COUPLINGS FOR MECHANICAL POWER TRANSMISSION - SPECIAL-PURPOSE APPLICATIONS
API 671 : 2007 SPECIAL PURPOSE COUPLINGS FOR PETROLEUM, CHEMICAL AND GAS INDUSTRY SERVICES
05/30070377 DC : DRAFT OCT 2005 ISO 10441 - PETROLEUM AND NATURAL GAS INDUSTRIES - FLEXIBLE COUPLINGS FOR MECHANICAL POWER TRANSMISSION - SPECIAL PURPOSE APPLICATIONS
UNI EN ISO 13706 : 2012 PETROLEUM, PETROCHEMICAL AND NATURAL GAS INDUSTRIES - AIR-COOLED HEAT EXCHANGERS
API 671 : 2007 : R2010 SPECIAL PURPOSE COUPLINGS FOR PETROLEUM, CHEMICAL AND GAS INDUSTRY SERVICES
API 661 : 2015 PETROLEUM, PETROCHEMICAL, AND NATURAL GAS INDUSTRIES - AIR-COOLED HEAT EXCHANGERS
BS EN ISO 10441:2007 Petroleum, petrochemical and natural gas industries. Flexible couplings for mechanical power transmission. Special-purpose applications
BS EN ISO 16330:2003 Reciprocating positive displacement pumps and pump units. Technical requirements
BS EN ISO 14847:1999 Rotary positive displacement pumps. Technical requirements
ISO 13706:2011 Petroleum, petrochemical and natural gas industries — Air-cooled heat exchangers
ISO 10441:2007 Petroleum, petrochemical and natural gas industries Flexible couplings for mechanical power transmission Special-purpose applications
ISO 16330:2003 Reciprocating positive displacement pumps and pump units Technical requirements
EN ISO 13706:2011 Petroleum, petrochemical and natural gas industries - Air-cooled heat exchangers (ISO 13706:2011)
EN ISO 10441:2007 Petroleum, petrochemical and natural gas industries - Flexible couplings for mechanical power transmission - Special-purpose applications (ISO 10441:2007)
EN ISO 16330 : 2003 RECIPROCATING POSITIVE DISPLACEMENT PUMPS AND PUMP UNITS - TECHNICAL REQUIREMENTS
04/30111935 DC : DRAFT APR 2004 ISO 13706 - PETROLEUM, PETROCHEMICAL AND NATURAL GAS INDUSTRIES - AIRCOOLED HEAT EXCHANGERS
BS EN ISO 13706:2011 Petroleum, petrochemical and natural gas industries. Aircooled heat exchangers

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