normazione

PREVAILINGTORQUEHEXAGONNUTSWITHMETALINSERT

10146Page:1/1

Date:04/13/2001

PURPOSE

Tospecifythedimensionalandservicerequirementsforcaptionedpartsandtherelevantmateri-alsandcoatingssuitableforthistypeofapplication.

ThisStandardconsistsof:

PART1:Prevailingtorquehexagonnutswithmetalinsert

PART2:Prevailingtorquehexagonnutswithmetalinsert-Low.

ThisStandardSheetwasdevelopedwithoutconsideringwhether

patentsmayormaynotbeinvolved.

-

TPM

Code

L

Ch.

2

Edition

Change

Date

Description

=

A

B

C

D

E

F

G

H

I

L

12/10/86

Apr.’90

Apr.’92

June’92

Dec.’92

Sept.’93

Aug.’94

Sept.’94

June’95

Feb.’97

04/13/01

Edition2-Revisedgraphically(wasEd.1-ChangeE);procurement

ofitemsunderPART2allowedasanalternativetoitems

underPART1(AR)

””-Valuesofdimensions“m”and“h”changed.(AR)

””-Part1-StandardPart40765withcodes/19and/29

introduced.(GM)

””-Part1-StandardPart40765substitutedwith40753.(GM)

””-ApprovedSupplierCodeB673onlyfornutsizeM8

(Std.Part40758)introduced.(GM)””-ApprovedSupplierCodeB673onlyfornutsizeM6

(Std.Parts40757and40766)introduced.(GM)””-Part2-Std.Part40752introduced.(GM)””-ApprovedSupplierCodeB556onlyfornutsizeM8

(Std.Part40758)introduced.(GM)””-NoteforApprovedSupplierCodeB673added.(GM)””-Noteforprevailingtorquechanged.

””-AntiscufftreatmentaddedtoStd.Part40753ofPart1.

Noteonalternativesupplyeliminatedandtolerance

introducedondimension“h”inPart1.(AC)

KSeeStd.07610-FIATAUTOS.p.A.SupplierCodes.

!QualificationofSupplierB556refersexclusivelytonutsizeM8Std.Part.40758.

■QualificationofSupplierB673notvalidfornutsizeM8Std.Part40753.

CONFIDENTIAL

APPROVEDSUPPLIERCODESK

A556

B673■

B556!

ANYPRINTEDCOPYISTOBEDEEMEDASUNCHECKED;THEREFORETHEUPDATEDCOPYMUSTBECHECKEDINTHEAPPROPRIATEWEBSITE

PUBLISHEDBYSATIZ-NORMAZIONE

THISDOCUMENTMUSTNOTBEREPRODUCEDORCIRCULATEDTOTHETHIRDPARTIES

WITHOUTPRIORWRITTENCONSENTBYFIATAUTOS.P.A.INCASEOFDISPUTE

THEONLYVALIDREFERENCEISTHEORIGINALITALIANEDITION

normazione

PREVAILINGTORQUEHEXAGONNUTSWITHMETALINSERT

10146

PART1Page:1/1

Date:04/13/2001

Std.Sh.01505

DimensionsinmmThreadlength≥mmin.

TPM

Code

L

Ch.

2

Edition

Exampleofdesignation:

1/40758/11-Std.Sh.10146-Prevailingtorquehexnutwithmetalinsert,sizeM8-Mat.8(R50)Fe/ZnIII.

Designation

D

(6H)

s

e

min.

h

0

-0.5

m

min.

Mass

(g/piece)

BasicStd.PartNo.

Nutw/springsteelinsert:

RegularKSpecial▲

max.

min.

M4

7

6.78

7.66

4.2

2.7

0.8

40755

M5

8

7.78

8.79

5.2

3.3

1.2

40756

M6

10

9.78

11.05

6.2

3.7

2.2

40757

M8

13

12.73

14.38

8.2

5.7

5.0

40758

40753

M10x1.25

17

16.73

18.90

10.2

6.7

10.0

40759

M12x1.25

19

18.67

21.10

12.2

8.2

14.5

40760

M14x1.5

22

21.67

24.49

14.2

9.5

22.0

40761

M16x1.5

24

23.67

26.75

16.2

11.0

31.0

40762

M18x1.5

27

26.67

30.14

18.2

12.0

43.0

40763

M20x1.5

30

29.16

32.95

20.2

13.0

59.0

40764

NOTE:-Afterassembly,boltthreadedendshallprotrudefromnutbyatleasttwopitches.

-Servicetemperaturerange:K-50。Cto+300。C;▲-50。Cto+550。C;D-50。Cto+640。C.ThemetalinsertgeometryandmaterialislefttotheManufacturer’sdiscretionprovidedthe

dimensionaldatainthetablearerespectedandthenutissuitabletooperateattheaboveindi-catedtemperatures.

Forthissolution,prevailingtorquemomentswithminimumvalueslowerthanthosespecifiedin Std.9.52605/04measuredafterhottestscanbetolerated,uptoamaximumof30%.

Coatingthicknessμ7min.

-See:

Std.01307-Identificationmarkings.Std.01444-Generalrequirements

Std.01391-Tighteningtorquevalues.Std.Sh.19205-Wrenches-TypeSummary.

Std.01410-ISOTolerances.

*Torque’NTensionMacDermidantiscufftreatment3:7watered,prescribedforStd.Part

40753only.Itshallhave0.12to0.18globalfrictionfactorasspecifiedonStd.7.G0114.

DENTIAL

SERVICECLASS1

TEMPORARY

TOBEQUALIFIEDX

10(R80)

A2-70

CONFI

MATERIAL

Symbol

8(R50)

CrMoVD

Type-Std.

Steel-52605/01

Steel-52605/07

StainlessSteel

PROCUREMENTSPECIFICATION

9.52605/01-9.52604/04

9.52605/04-9.52605/07

PROTECTIVECOATING

STANDARDPART

Symbol

Reference

None

-

-

1/XXXXX/70

1/XXXXX/80

Fe/Zn7III*

9.57405

1/XXXXX/11

1/XXXXX/21

-

-

NERINOX

9.57451

-

-

1/XXXXX/77

-

Fe/Cu/B*

9.57430

1/XXXXX/19

1/XXXXX/29

-

-

Recommendedpropertyclassofmatingbolt

8.8

10.9

A2-70

-

PUBLISHEDBYSATIZ-NORMAZIONE

THISDOCUMENTMUSTNOTBEREPRODUCEDORCIRCULATEDTOTHETHIRDPARTIES

WITHOUTPRIORWRITTENCONSENTBYFIATAUTOS.P.A.INCASEOFDISPUTE

THEONLYVALIDREFERENCEISTHEORIGINALITALIANEDITION

CONFIDENTIAL

THISDOCUMENTMUSTNOTBEREPRODUCEDORCIRCULATEDTOTHETHIRDPARTIES

WITHOUTPRIORWRITTENCONSENTBYFIATAUTOS.P.A.INCASEOFDISPUTE

THEONLYVALIDREFERENCEISTHEORIGINALITALIANEDITION

-

TPM

Code

I

Ch.

2

Edition

normazione

PREVAILINGTORQUEHEXAGONNUTSWITHMETALINSERT

-LOW-

10146

PART2Page:1/1

Date:04/13/2001

Dimensionsinmm

Std.Sh.01505

Threadlength≥mmin.

Exampleofdesignation:

1/40765/11-Std.Sh.10146-Prevailingtorquehexnutwithmetalinsert,sizeM8-Mat.8(R50)Fe/ZnIII.

Designation

D

(6H)

s

e

min.

h

max.

m

min.

Mass

(g/piece)

BasicStd.

PartNo.

max.

min.

M6

10

9.78

11.05

5.3

3.7

1.8

40766

M8

13

12.73

14.38

7.4

5.7

4.4

40765

M10x1.25

17

16.73

18.90

8.5

6.7

8.1

40754

M12x1.25

19

18.67

21.10

10.5

8.2

11.8

40752

NOTE:-Afterassembly,boltthreadedendshallprotrudefromnutbyatleasttwopitches.

-Servicetemperaturefrom-50。Cto+300。C

-See:Std.01307-Identificationmarkings.

Std.01391-Tighteningtorquevalues.

Std.01410-ISOTolerances.

Std.01444-Generalrequirements.

Std.Sh.19205-Wrenches-TypeSummary.

ThemetalinsertgeometryandmaterialislefttotheManufacturer’sdiscretionp