Стр. 6 ГОСТ 20364—74


Размерив мм

Обозначение протяжек

2400 0301

2400-0803

. 2400-0804

2400-0805

2400 0306

2400-0303

Диаметр отверстия

10Н7

10/78

10//9

9.76Н7

10/77

10/78

Диаметры зубьев D; покеров

1 Чистовых

19

9,990

10,000

Ю.ою

9,750

9,950

9,960

20

21

10,005

10,012

10,026

9,765

9,970

9,980

22

23

10,015

10,022

10,036

9,775

9,990

10,000

24

Калибрующих 1

25

10,015

10,022

10,036

9,775

10,005

10,012

26

27

10,015

10,022

28

29

10,015

10,022

30

31

32

33

34

~35~

36

37

38

39

40

2400-0309

2403-0311

2400-0812

2403-0314

2400-

0813

10Н9

9 7ЄН7

11Н7

11/78

11Н9

9,960

9,710

11.010

11,017

11,033

9.990

9,730

11,018

11,027

11,043

10.010

9,750

11,018

11,027

11,043

10,026

9,765

10,036

9,775

10,036

9,775

>—

—-л

ГОСТ 20364—74 Стр.


00


Обозначение протяжек

.2400-0816

2400-0817

2400-0819

2400-0821

2400-0822

2400-0323

2400-0825

2400-0826

2400-0827

2400-0828

2400- 0831

Диаметр отверстия

10,76/77

11/77

11/78

11/79

10,76/77

12/77

12/78

12/79

11,76/77

12/77

12/78



1

10,200

10,460

10,460

ПО, 460

10,160

11,500

11,500_

11,500

11,200

11,470

11,470



2

10,180

10,440

10,440

10,440

10,140

11,480

11,480

11,480

11,180

11,450

11,450



3

10,300

10,520

10,520

10,520

10,220

11,600

11,600—

11,600

11,300

11,540

11,540


3 X

4

10,280

10,500

10,500

10,500

10,200

11,580

11,580

11,580

11,280

11,520

11,520

8

О К 44

Q.

X

5

6

10,400

10,380

10,580

10,560

10,580

10,560

10,580

10,560

10,280

10,260

11,700

11,680

11,700

11,680

11,700

11,680

11,400

11,380

11,610

11,590

11,610

11,590

S о

X к

7

10,500

10,640

10,640

10,640

10,340

11,800

11,800

11,800

11,500

11,680

11,680

11,660


з

8

10,480

10,620

10,620

10,620

10,321)

11,780

11,780

11,780

11,480

11,660

сГ а

о

9

10,600

10,700

10,700

10,700

10,400

11,880

11,890

11,900

11,600

11,750

11,750

*0

Э’


10,590

10,640

10,680

10,760

10,740

10,680

10,760

10,740

10,680

10,380

11,870

11,880

11,890

11,590

11,730

11,730



10

11

12



СП

S О.

04


10,760

10,740

10,460

10,440

11,920

11,930

11,940

11,640

11,820

11,800

11,820

11,800

11,880



13

11

15

16


10,820

10,800

10,880

10,870

10,820

10,800

10,880

10.870

10,820

10,800

10,880

10-.870

10,520

10,500

10,580

10,560


11,960

11,980

11,970

12,000

11,680

11,720

1I,оо0

X

и

10,680

10,720

11,960

11,980

11,870

11,920

11,870

11,920


о

X

17

18

10,740

10,920

10,920

10,920

10,640

10,630

12,000

12,000

12,020

11,740

11,960

11,960



19

20

10,760

10,960

10,960

10,960

10,680

12,010

12,017

12,033

11,760

11,980

11,980

Размеры б ММ Продолжение табл. 2


Стр. 8 ГОСТ 20364—74






















со


Обозначение протяжек

2400-0816

2400-0817

2400-0819

2400-0821

2400-0822

Диаметр отверстия

10.76Н7

11Н7

11Н8

11Н9

10,76777

Диаметры зубьев D/ номеров I

1 Чистовых 1

21

10,770

10,980

10,980

10,990

10,720

22

23

10,778

11,000

11,000

11,015

10,740

24

Калибрующих 1

25

10,778

11,010

11,017

11,033

10,760

26

27

11,018

11,027

11,043

10,770

28

29

11,018

11,027

11,043

10,778

30

31

10,778

32

33

34

35

36

37


38

39

40

Размеры в мм






















Продолжение табл. 2

2400-0823

2400-0825

2400-0826

2400-0827

2400-0828

2400- 0831

127/7

127/8

127/9

11,767/7

127/7

127/8

12,018

12,027

12,043

11,770

12,000

12,000

12,018

12,027

12,043

11,778

11,778

12,010

12,018

12,017

12,027

12,018

12,027

Г 203М—74 Сір. 9

Обозначение протяжек

2400-0832

2400-0833

2400 0834

2400-0335

2400-0837

2400 0833

2400-0839

2400-0842

2400-0843

2400-0844

Диаметр отверстия

12/79

11,76/77

1'37/7

13/78

13/79

12,76/77

13/77

13/78

13/79

12,76/77


Черновых и переходных

1

11,470

11,170

12,500

12,500

12,500

12,200

12,460

12,460

12,460

12,160

2

11,450

11,150

12,480

12,480

12,480

12,180

12,440

12,440

12,440

12,140

3

11,540

11,240

12,600

12,600

12,600

12,300

12,520

12,520

12,520

12,220

4

11,520

11,220

12,580

12,580

12,580

12,280

12,500

12,500

12,500

12,200

5

11,610

11,310

12,700

12,700

12,700

12,400

12,580

12,580

12,580

12,280

6

11,590

11,290

12,680

12,680

12,680

12,380

12,560

12,560

12,560

12,260

7

11,680

11,380

12,800

12,800

12,800

12,500

12,640

12,640

12,640

12,340

8

11,660

11,360

12,780

12,780

12,780

12,480

12,620

12,620

12,620

12,320

9

11,750

11,450

12,880

12,890

12,900

12,600

12,700

12,700

12,700

12,400

10

11,730

11,430

12,870

12,880

12,890

12,590

12,680

12,680

12,680

12,380

И

11,820

11,520

12,920

12,930

12,940

13,640

12,760

12,760

12,760

12,460

12

11,800

11,500

12,740

12,740

12,740

12,440

13

11.890

11,590

12,960

12,960

12,970

12,680

12,820

12,820

12,820

12,520


12,800

12,800

12,800

12,500

14

11,880

11,570

15

11,930

11,650

12,980

12,980

13,000

12,720

12,880

12,880

12,880

12,580

12,870

12,870

12,870

12,560

16

11,640

Чис­товых

17

11,970

11,690

13,000

13,000

13,020

12,740

12,920

12,920

12,920

12,640

12,630

18