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FIAT菲亚特汽车标准


normazione

PREVAILING TORQUE HEXAGON NUTS WITH POLYAMIDE INSERT

10125
Page:

1/1

Date: July, 1996

This Standard consists of: PART 1

: PART 2 : Parts complying with UNI 7473 and UNI 7474 Parts required by the Design Depts. and which deviate from those included in Part 1 because of dimensional changes.

This Standard Sheet was developed without considering whether patents may or may not be involved

Change

Date

Description

??

July, 1996

Edition 16 ? Revised from previous edition (Ed. 15 ? Ch. A); Approved Supplier Code B469 deleted and replaced by C111.

L See Std. 07610 ? Approved FIAT AUTO S.p.A. Supplier Codes

Approved Suppliers’ Code L

C111

B556

B673

ANY PRINTED COPY IS TO BE DEEMED AS UNCHECKED; THEREFORE THE UPDATED COPY MUST BE CHECKED IN THE APPROPRIATE WEB SITE

PUBLISHED BY SATIZ ? NORMAZIONE

CONFIDENTIAL THIS DOCUMENT MUST NOT BE REPRODUCED OR CIRCULATED TO THE THIRD PARTIES WITHOUT PRIOR WRITTEN CONSENT BY FIAT AUTO S.P.A. IN CASE OF DISPUTE THE ONLY VALID REFERENCE IS THE ORIGINAL ITALIAN EDITION

Edition

16

Ch.

?

Code

PURPOSE To define the dimensional and service characteristics for the nuts covered herein. Also, to specify for each part the respective materials and surface protective coatings.

TPM

normazione
Dimensions in mm

PREVAILING TORQUE HEXAGON NUTS WITH POLYAMIDE INSERT
Page: Date:

10125
PART 1
1/2 July 1996

REGULAR NUT Thread length ! mmin.

Std. 01505

Example of designation 1/25742/11 ? Std.Sh. 10125 ? Prevailing torque hexagon nut with polyamide insert ? Regular style M6 ? mat. 8 Fe/Zn 7 III. Designation D (6H) M4 M5 M6 M8 M10 x1.25 M12 x 1.25 M14 x 1.5 M16 x 1.5 M18 x 1.5 M20 x 1.5 M24 x 2 s mon. 7 8 10 13 17 19 22 24 27 30 36 tol. h12 devtn. limit 0 ? 0.150 0 ? 0.220 0 ? 0.270 h13 0 ? 0 330 0.330 0 ? 0.620 e min. 7.74 8.87 11.05 14.38 18.90 21.10 24.49 26.75 30.14 33.53 39.98 h max. 6 6.8 7.8 10.6 12.3 14.8 16.6 18 21 23 28 m min. 3.2 4 4.8 6.4 8 9.6 11.2 12.8 14.4 16 19.2 Basic Std. Part No. 25740 25741 25742 61041 25745 61050 25748 25749 25750 25751 25753 Mass (g/ piece) 1.95 1.60 2.92 6.33 13.6 18.9 28.6 37.0 52.4 70.4 122.0

h14

? For notes see page 2.
SERVICE CLASS 2 MATERIAL Symbol Type ? Std. TEMPOR. j 8 Steel ? 52605/01 9.52605/04 TO BE QUALIF. ? 10

PROCUREMENT SPECIFICATION PROTECTIVE COATING Symbol None Fe/Zn 7 III Fe/Zn 12 III Fe/Zn 7 VI Fe/Zn 7 II 9.57405 9.57405 9.57405 9.57405 Reference ? 1/XXXXX/11 1/XXXXX/15 1/XXXXX/17 1/XXXXX/18 5.8 ? 8.8
PUBLISHED BY SATIZ ? NORMAZIONE

STANDARD PART
? 1/XXXXX/21 1/XXXXX/25 1/XXXXX/27 1/XXXXX/28 10.9

Mating bolt property class

CONFIDENTIAL THIS DOCUMENT MUST NOT BE REPRODUCED OR CIRCULATED TO THE THIRD PARTIES WITHOUT PRIOR WRITTEN CONSENT BY FIAT AUTO S.P.A. IN CASE OF DISPUTE THE ONLY VALID REFERENCE IS THE ORIGINAL ITALIAN EDITION

Editon

16

Ch.

?

Code

TPM

Selection: UNI 7473 ? 7474

10125
Dimensions in mm

Page Change

2

Part 1

THIN NUT Thread length ! mmin.

Example of designation 1/25756/11 ? Std.Sh. 10125 ? Prevailing torque hexagon nut with polyamide insert ? Thin style ? M10x1.25 04 Fe/Zn 7 III. Designation D (6H) M5 M6 M8 M10 x 1.25 M12 x 1.25 M14 x 1.5 M16 x 1.5 M18 x 1.5 M20 x 1.5
CONFIDENTIAL THIS DOCUMENT MUST NOT BE REPRODUCED OR CIRCULATED TO THE THIRD PARTIES WITHOUT PRIOR WRITTEN CONSENT BY FIAT AUTO S.P.A. IN CASE OF DISPUTE THE ONLY VALID REFERENCE IS THE ORIGINAL ITALIAN EDITION

s nom. 8 10 13 17 19 22 24 27 30 36 tol. h12 devtn. limit 0 ?0.150 0 ?0.220 0 ?0.270 h13

e min. 8.87 11.05 14.38 18.90 21.10 24.49 26.75 30.14 33.53 39.98

h max. 5.4 6 8.5 10 12 14 15 16 17.5 21

m min. 2.5 3 4 5 6 7 8 9 10 12

Basic Std. Part No. 25778 25754 61044 25755 61051 25758 25759 25760 25770 25761

Mass (g/ piece) 1.13 2.03 4.37 9.36 12.9 19.3 25.0 34.9 47.3 82.6

0 ?0 330 ?0.330 0 ?0.390

M24 x 2

After assembly, threaded end of bolt shall protrude from nut by at least two pitches. For heavy?duty prevailing torque hexagon nuts with polyamide insert see Std.Sh. 10125/03. Nuts covered in this Standard are not suitable for bolts with incomplete thread resulting from milling, drilling etc. because locking insert material (polyamide) might be milled. See: Std. 01307 ? Identification markings Std. 01391 ? Tightening torque data for fasteners. Std. 01410 ? ISO tolerances ? Std. 01444 ? General requirements Std. 19205 ? Wrenches ? Type summary.
SERVICE CLASS 2 MATERIAL Symbol Type ? Std. TEMPOR. j TO BE QUALIF. ? 04 Steel ? 52605/01 9.52605/04 05

PROCUREMENT SPECIFICATION PROTECTIVE COATING Symbol None Fe/Zn 7 III Fe/Zn 12 III Fe/Zn 7 VI Fe/Zn 7 II 9.57405 9.57405 9.57405 9.57405 Reference ? 1/XXXXX/11 1/XXXXX/15 1/XXXXX/17 1/XXXXX/18
PUBLISHED BY SATIZ ? NORMAZIONE

STANDARD PART
? 1/XXXXX/21 1/XXXXX/25 1/XXXXX/27 1/XXXXX/28

10125 normazione
Dimensions in mm REGULAR NUT Thread length ! mmin.

PREVAILING TORQUE HEXAGON NUTS WITH POLYAMIDE INSERT

PART 2
Page: Date:

1/2 July 1996

Example of designation 1/25772/11 ? Std. Sh. 10125 ? Prevailing hexagon nut with polyamide insert ? Regular style M10 ? Mat. 8 Fe/Zn 7 III. Designation D (6H) M7 M10 M10 x 1 M12 M12 x 1.5 M14 M16 M18 M20 s nom. 11 17 17 19 19 22 24 27 30 h13 0 ?0.330 tol. devtn. limit 0 ?0.270 e min. 12.12 18.90 18.90 21.10 21.10 24.49 26.75 30.14 33.53 h max. 8.8 12.3 12.3 14.8 14.8 16.6 18 21 23 m min. 5.6 8 8 9.6 9.6 11.2 12.8 14.4 16 Basic Std. Part No. 61122 25772 61121 257555 25747 25773 25774 25776 25777 Mass (g/ piece) 4.6 13.8 12.90 19.3 19.0 29.2 37.7 54.0 72.6
CONFIDENTIAL THIS DOCUMENT MUST NOT BE REPRODUCED OR CIRCULATED TO THE THIRD PARTIES WITHOUT PRIOR WRITTEN CONSENT BY FIAT AUTO S.P.A. IN CASE OF DISPUTE THE ONLY VALID REFERENCE IS THE ORIGINAL ITALIAN EDITION

? For notes see page 2.
SERVICE CLASS 2 MATERIAL Symbol Type ? Std. TEMPOR. j 8 Steel ? 52605/01 9.52605/04 TO BE QUALIF. ? 10

PROCUREMENT SPECIFICATION PROTECTIVE COATING Symbol None Fe/Zn 7 III Fe/Zn 12 III Fe/Zn 7 VI Fe/Zn 7 II 9.57405 9.57405 9.57405 9.57405 Reference ? 1/XXXXX/11 1/XXXXX/15 1/XXXXX/17 1/XXXXX/18 5.8 ? 8.8
PUBLISHED BY SATIZ ? NORMAZIONE

STANDARD PART
? 1/XXXXX/21 1/XXXXX/25 1/XXXXX/27 1/XXXXX/28 10.9

Mating bolt property class

Editon

16

Ch.

?

Code

TPM

10125
Dimensions in mm

Page Change

2

Part 2

THIN NUT Thread length ! mmin.

Example of designation 1/61123/11 ? Std. Sh. ? Prevailing torque hexagon nut with polyamide insert ? Thin style M10 x 1 04 Fe/Zn 7 III. Designation D (6H) M8 M 10 x 1 M12 x 1.5 M22 x 1.5 s nom. 13 17 19 32 h13 tol. devtn. limit 0 ?0.270 0. ?0.330 0 ?0.390 e min. 14.38 18.90 21.10 35.72 h max. 8.5 9.1 12 19.0 m min. 5.8 5 6 11 Basic Std. Part No. 61045 61123 25757 61124 Mass (g/ piece) 6.30 9.70 13.0 102.6

CONFIDENTIAL THIS DOCUMENT MUST NOT BE REPRODUCED OR CIRCULATED TO THE THIRD PARTIES WITHOUT PRIOR WRITTEN CONSENT BY FIAT AUTO S.P.A. IN CASE OF DISPUTE THE ONLY VALID REFERENCE IS THE ORIGINAL ITALIAN EDITION

After assembly, threaded end of bolt shall protrude from nut by at least two pitches. For heavy?duty prevailing torque hexagon nuts with polyamide insert see Std. Sh. 10125/03. Nuts covered in this Standard are not suitable for bolts with incomplete thread resulting from milling, drilling etc. because locking insert material (polyamide) might be milled.

See: Std. Std. Std. Std.

01307 01391 01410 19205

? ? ? ?

Identification markings Tightening torque data for fasteners. ISO tolerances ? Std. 01444 ? General requirements Wrenches ? Type summary.
TEMPOR. j TO BE QUALIF. ? 04 Steel ? 52605/01 9.52605/04 05

SERVICE CLASS 2 MATERIAL Symbol Type ? Std.

PROCUREMENT SPECIFICATION PROTECTIVE COATING Symbol None Fe/Zn 7 III Fe/Zn 12 III Fe/Zn 7 VI Fe/Zn 7 II 9.57405 9.57405 9.57405 9.57405 Reference ? 1/XXXXX/11 1/XXXXX/15 1/XXXXX/17 1/XXXXX/18
PUBLISHED BY SATIZ ? NORMAZIONE

Std. 01560

STANDARD PART
? 1/XXXXX/21 1/XXXXX/25 1/XXXXX/27 1/XXXXX/28


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