ГОСТ 20365—74 Стр 71


оо


Обозначение протяжек

2400-0231; 2400-0232

2400-0233; 2400-0234

2400-0235; 2400-0236

2400-1063;

2400-1064

2400-0237;

2400-0238

2400-0239;

2400-0240

Диаметр отверстия

28/79

27,72/77

28/77

28/78

28/79

27,72/77

Диаметры зубьев D і номеров

Калибрующих 1 Чистовых

21

28,042

27,731

28,000

28,010

28,030

27,720

22

23

28,052

27,741

28,011

28,023

28,042

27,731

24

25

28,052

27,741

28,021

28,033

28,052

27,741

26

27

28,021

28,033

28,052

27,741

28

29

30

31

32

33

34

35

36

37

38

39

40



















2400-0241; 2400-0242

2400-1065;

2400-1066

2400-0243; 2400-0244

2400- -0245;

2400- -0246

2400-0247; 2400-0248

ЗОНТ

30/78

30/79

29,72/77

30/77

30,011

30,023

30,042

29,731

30,000

30,021

30,033

30,052

29,741

30,011





30,021

30,021

30,033

30,052

29,741

30,021

Стр. 72 ГОСТ 20365—74




















Размеры в мМ

Обозначение протяжек.

2400-1067:

2400-1068

2400-0248; 2400-0250

2400-0251:

2400-0252

2400-0253; 2400-0254

2400-1069; 2400-1071

2400-0255; 2400-0256

2400-0257; 2400-0258

2400-0259; 2400-0260

2400-1072; 2400-1073

2400- -0261;

2400- -0262

2400-0263; 2400-0264

Диаметр отверстия

307/8

30279

29,727/7

327/7

32778

327/9

31,66777

32777

327/8

327/9

31,662/7



1

29,050

29,050

28,750

30,990

30,990

30,990

30,690

30,970

30,970

30,970

30,670



2

29,020

29,020

28,720

30,960

30,960

30,960

30,660

30,940

30,940

30,940

30,640



3

29,200

29,200

28,900

31,180

31,180

31,180

30,880

31,140

31,140

31,140

30,840



4

29,170

29,170

28,870

31,150

31,150

31,150

30,850

31,110

31,110

31,110

30,810



5

29,350

29,350

29,050

31,370

31,370

31,370

31,070

31,310

31,310

31,310

31,010

о

ных

6

39,320

29,320

29,020

31,340

31,340

31,340

31,040

31,280

31,280

31,280

30,980

S О

=1 о

7

29,500

29,500

29,200

31,560

31,560

31,560

31,260

31,480

31,480

31,480

31,180

X

5 сх

8

29,470

29,470

29,170

31,530

31,530

31,530

31,230

31,450

31,450

31,450

31,150

Q

с

9

29,650

29,650

29,350

31,750

31,750

31,750

31,420

31,650

31,650

31,650

31,350

CQ О>

X

10

29,620

29,620

29,320

31,730

31,730

31,730

31,400

31,620

31,620

31,620

31,320


3 0 о

11

29,790

29,800

29,500

31,860

31,860

31,860

31,520

31,780

31,790

31,790

31,450


а CL

•и

12

29,770

29,780

29,480

31,760

31,770

31,770

31,430

0*

13

29,870

29,880

29,580

31,920

31,920

31,920

31,580

31,860

31,870

31,880

31,520

S а S


14

ц.


15

29,930

29,940

29,640

31,960

31,960

31,960

31,620

31,920

31,930

31,940

31,580



16


X

3

17

29,970

29,980

29,680

31,980

32,000

32,000

31,640

31,960

31,970

31,980

31,620


и о

18



о S

19

29,990

30,010

29,700

32,000

32,020

32,030

31,660

31,980

32,000

32,010

31,640


S'

20


ГОСТ 20365—74 Стр. 73


Размеры

Обозначение протяж ек

2400-1067;

2400-1063

2400-0249; 2400-0250

2400-0251; 2400-0252

2400-0253; 2400-0254

2400-1069;

2400-1071

Диаметр отверстия

30И8

зона

ЇЄ.7ЇН7

32Н7

32ЛГ8

Диаметры зубьев номеров

1 Чистовых

21

30,010

30,030

29,720

32,015

32,030

22

23

30,023

30,042

29,731

32,025

32,039

24

25

30,033

30,052

29,741

32,025

32,039

26

Калибрующих

27

30,033

30,052

29,741

28

29

30

31

32

33

—■

34

35

36

37

38

39

40

в мм


Продолжение табл. 2


2400-0255;

2400-0256

2400-0257;

2400-0253

2400-0259;

2400-0260

2400-1072;

2400-1073

2400-

-0261;

2400- -0262

2400-0263;

2400-0264

32'279

31,66/77

32/77

32/78

32/79

31,66/77

32,052

31,675

32,000

32,020

32,035

31,660

32,062

31,685

32,015

32,030

32,-052

31,675

32,062

31,685

32,025

32,039

32,062

31,685

32,025

32,039

32,062

31,685


Стр. 74 ГОСТ 20365—74





















Размеры в мм

Обозначение протяжек

2400-0266; 2400-0266

2400-1074; 2400-1075

2400-0267;

2400-0268

2400-0269:

2400-0270

2400-0271; 2400-0272

2400-1076; 2400-1077

2400-0273; 2400-0274

2400-0275; 2400-0276

2400-0277; 2400-0278

2400- -1078;

2400- -1079

2400-0279; 2400-0280

Диаметр отверстия

34/77

34HS

34/79

33,66/77

34/77

34/78

34/79

33,66/77

35/77

35/78

35/79



1

32,990

32,990

32,990

32,690

32,970

32,970

32,980

32,670

33,990

33,990

33,990



2

32,960

32,960

32,960

32,660

32,940

32,940

32,940

32,640

33,960

33,960

33,960



3

33,180

33,180

33,180

32,880

33,140

33,140

33,140

32,840

34,180

34,180

34,180


3 X

4

33,150

33,150

33,150

32,850

33,110

33,110

33,110

32,810

34,150

34,150

34,150


о и

5

33,370

33,370

33,370

33,070

33,310

33,310

33,310

33,010

34,370

34,370

34,370

03 о а.

й>

6

33,340

33,340

33,340

33,040

33,280

33,280

33,280

32,980

34,340

34,340

34,340

CJ Й о-

X я

7

33,560

33,560

33,560

33,260

33,480

33,480

33,480

33,180

34,560

34,560

34,560

X

X 2 CQ О

8

33,530

33,530

33,530

33,230

33,450

33,450

33,450

33,150

34,530

34,530

31,513

С}"

9

33,750

_33,750

33,750

33,420

33,650

33,650

33,650

33,350

34,750

34,750

34,750

я CJ

сх О

10

33,730

33,730

33,730

33,400

33,620

33,620

33,620

33,320

34,730

34,730

34,730

<*э

ЇГ

11

33,863

33,860

33,860

33,520

33,780

33,790

33,790

33,450

34,830

34,860

34,860

3


12

33,760

33,770

33,770

33,430

£


13

33,920

33,920

33,920

33,580

33,830

33,880

33,880

33,520

34,920

34,920

34,920

S


14

А.


15

33,960

33,960

33,960

33,620

33,920

33,940

33,940

33,580

34,960

34,960

34,960


X 3

16


А О

17

33,980

34,000

34,000

33,640

33,960

33,980

33,980

33,620

34,980

35,000

35,000


О X

18


19

34,000

34,020

34,030

33,660

33,980

34,000

34,010

33,640

35,000

35,020

35,030



20