Rectangular or square parallel keys and their corresponding keyways (Dimensions in millimetres)

Clavetage par clavettes parallèles carrées ou rectangulaires (Dimensions en millimètres)

Mozniki in utori za moznike

General Information

Status
Withdrawn
Publication Date
31-Mar-1996
Withdrawal Date
31-Dec-1999
Technical Committee
Current Stage
9900 - Withdrawal (Adopted Project)
Start Date
01-Jan-2000
Due Date
01-Jan-2000
Completion Date
01-Jan-2000

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ISO/R 773:1969 - Rectangular or square parallel keys and their corresponding keyways (Dimensions in millimetres)
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SIST ISO/R 773:1996
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Standards Content (sample)

1 //
UDC 621.886.6 : 621.824.44
Ref. No. : ISO/R 773-1969 (E)
IS0
FOR S TA N DARD 1 ZATl O N
I N T ER N AT I ON A L O R G A N I Z AT 1 ON
IS0 RECOMMENDATION
R 773
RECTANGULAR OR SQUARE PARALLEL KEYS
AND THEIR CORRESPONDING KEYWAYS
(Dimensions in millimetres)
1st EDITION
January 1969
COPYRIGHT RESERVED
The copyright of IS0 Recommendations and IS0 Standards
IS0 Member Bodies. Reproduction of these
belongs to
documents, in any country, may be authorized therefore oniy
by the national standards organization of that country, being
a member of ISO.

For each individual country the only valid standard is the national standard of that country.

Printed in Switzerland

Also issued in French and Russian. Copies to be obtained through the national standards organizations.

---------------------- Page: 1 ----------------------
BRIEF HISTORY

The IS0 Recommendation R 773, Rectangular or square parallel keys and their corresponding keyways

(Dimensions in millimetres), was drawn up by Technical Committee iSO/TC 16, Keys and keyways, the

Secretariat of which is held by the Institut Belge de Normalisation (IBN).

Work on this question by the Technical Committee led in 1965 to the adoption of a Draft IS0 Recommen-

I dation.

In November 1966, this Draft IS0 Recommendation (No. 1084) was circulated to all the IS0 Member

Bodies for enquiry. It was approved, subject to a few modifications of an editorial nature, by the following

Member Bodies :
Argentina Greece Spain
Austria Hungary Sweden
Belgium India Switzerland
Brazil Italy Turkey
Chile Japan U.A.R.
Denmark Korea, Rep. of United Kingdom
France Netherlands U.S.S.R.
Germany South Africa, Rep. of Yugoslavia
No Member Body opposed the approval of the Draft.

The Draft IS0 Recommendation was then submitted by correspondence to the IS0 Council, which decided.

in January 1969, to accept it as an IS0 RECOMMENDATION.
---------------------- Page: 2 ----------------------
ISO/R 773-1969 (E)
I SO Recommendation R 773 January 1969
RECTANGULAR OR SQUARE PARALLEL KEYS
AND THEIR CORRESPONDING KEYWAYS
(Dimensions in millimetres)
1. SCOPE

This IS0 Recommendation specifies the dimensional characteristics of rectangular or square parallel keys and of

their corresponding keyways in shaft and hub. It also gives the relations which should be observed between the

diameter of shaft and section of key.
2. FIELD OF APPLICATION

This IS0 Recommendation is for general purposes, for cylindrical shaft ends*, but it is recommended that the

values given be adhered to even for special applications.

Attention is drawn to the fact that some IS0 Recommendations, published previously, give dimensions and

tolerances other than those appearing in the present 1SO Recommendation.
DIMENSIONS AND TOLERANCES OF KEYS
Form A Form E Form C
Section X-.Y

The relation between the diameter of conical shaft end and key section is given in IS0 Recommendation R 775, Cylindrical

and 1/10 conical shaft ends.
-4-
---------------------- Page: 3 ----------------------
ISO/R 773-1%9 (E
Dimensions in millimetres
Range of lengths
Width Thickness Chamfer
I h S I **
Tolerance
min. max. from to
nominal Tolerance*
nominal 1 h9
0.16 0.25 6 20
0.16 0.25 6 36
0.16 0.25 8 45
0.25 0.40 10 56
14 70
0.25 0.40
8 7 0.25 0.40 90
- 0.036 8
0.40 0.60 Il0
8 0.40 0.60 28 140
- 0.090
9 O .40 0.60 36 160
- 0.043
0.40 0.60 45 180
16 10
0.40 50
0.60 200
0.60 0.80 56
220
0.60 0.80 63 250
0.60 0.80 70 280
0.60 0.80 80 320
0.60 0.80 90 360
1 .O0 1.20 1 O0 400
- -
1 .O0 1.20
- -
1 .O0 1.20
- -
1 .O0 1.20
- -
1.60 2.00
1.60 2.00
- -
1.60 2.00
2.50 3
...

SLOVENSKI STANDARD
SIST ISO/R 773:1996
01-april-1996
Mozniki in utori za moznike

Rectangular or square parallel keys and their corresponding keyways (Dimensions in

millimetres)

Clavetage par clavettes parallèles carrées ou rectangulaires (Dimensions en millimètres)

Ta slovenski standard je istoveten z: ISO/R 773:1969
ICS:
21.120.30 Mozniki, utori za moznike, Keys and keyways, splines
razcepke
SIST ISO/R 773:1996 en

2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

---------------------- Page: 1 ----------------------
SIST ISO/R 773:1996
---------------------- Page: 2 ----------------------
SIST ISO/R 773:1996
1 //
UDC 621.886.6 : 621.824.44
Ref. No. : ISO/R 773-1969 (E)
IS0
FOR S TA N DARD 1 ZATl O N
I N T ER N AT I ON A L O R G A N I Z AT 1 ON
IS0 RECOMMENDATION
R 773
RECTANGULAR OR SQUARE PARALLEL KEYS
AND THEIR CORRESPONDING KEYWAYS
(Dimensions in millimetres)
1st EDITION
January 1969
COPYRIGHT RESERVED
The copyright of IS0 Recommendations and IS0 Standards
IS0 Member Bodies. Reproduction of these
belongs to
documents, in any country, may be authorized therefore oniy
by the national standards organization of that country, being
a member of ISO.

For each individual country the only valid standard is the national standard of that country.

Printed in Switzerland

Also issued in French and Russian. Copies to be obtained through the national standards organizations.

---------------------- Page: 3 ----------------------
SIST ISO/R 773:1996
---------------------- Page: 4 ----------------------
SIST ISO/R 773:1996
BRIEF HISTORY

The IS0 Recommendation R 773, Rectangular or square parallel keys and their corresponding keyways

(Dimensions in millimetres), was drawn up by Technical Committee iSO/TC 16, Keys and keyways, the

Secretariat of which is held by the Institut Belge de Normalisation (IBN).

Work on this question by the Technical Committee led in 1965 to the adoption of a Draft IS0 Recommen-

I dation.

In November 1966, this Draft IS0 Recommendation (No. 1084) was circulated to all the IS0 Member

Bodies for enquiry. It was approved, subject to a few modifications of an editorial nature, by the following

Member Bodies :
Argentina Greece Spain
Austria Hungary Sweden
Belgium India Switzerland
Brazil Italy Turkey
Chile Japan U.A.R.
Denmark Korea, Rep. of United Kingdom
France Netherlands U.S.S.R.
Germany South Africa, Rep. of Yugoslavia
No Member Body opposed the approval of the Draft.

The Draft IS0 Recommendation was then submitted by correspondence to the IS0 Council, which decided.

in January 1969, to accept it as an IS0 RECOMMENDATION.
---------------------- Page: 5 ----------------------
SIST ISO/R 773:1996
ISO/R 773-1969 (E)
I SO Recommendation R 773 January 1969
RECTANGULAR OR SQUARE PARALLEL KEYS
AND THEIR CORRESPONDING KEYWAYS
(Dimensions in millimetres)
1. SCOPE

This IS0 Recommendation specifies the dimensional characteristics of rectangular or square parallel keys and of

their corresponding keyways in shaft and hub. It also gives the relations which should be observed between the

diameter of shaft and section of key.
2. FIELD OF APPLICATION

This IS0 Recommendation is for general purposes, for cylindrical shaft ends*, but it is recommended that the

values given be adhered to even for special applications.

Attention is drawn to the fact that some IS0 Recommendations, published previously, give dimensions and

tolerances other than those appearing in the present 1SO Recommendation.
DIMENSIONS AND TOLERANCES OF KEYS
Form A Form E Form C
Section X-.Y

The relation between the diameter of conical shaft end and key section is given in IS0 Recommendation R 775, Cylindrical

and 1/10 conical shaft ends.
-4-
---------------------- Page: 6 ----------------------
SIST ISO/R 773:1996
ISO/R 773-1%9 (E
Dimensions in millimetres
Range of lengths
Width Thickness Chamfer
I h S I **
Tolerance
min. max. from to
nominal Tolerance*
nominal 1 h9
0.16 0.25 6 20
0.16 0.25 6 36
0.16 0.25 8 45
0.25 0.40 10 56
14 70
0.25 0.40
8 7 0.25 0.40
...

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