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  4. Standard "GOST 21721-76"
Standard GOST 21721-76 1.1.1978 preview

GOST 21721-76

Horizontal hobbing machines for cylindrical fine-pitch gears. Basic dimensions



STANDARD published on 1.1.1978


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Price153.00 USD excl. VAT
153.00 USD

The information about the standard:

Designation standards: GOST 21721-76
Publication date standards: 1.1.1978
SKU: NS-385641
The number of pages: 6
Approximate weight : 18 g (0.04 lbs)
Country: Russian technical standard
Category: Technical standards GOST

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The category - similar standards:

Boring and milling machines

Annotation of standard text GOST 21721-76 :

Implemented changes and corrections:

Amd. 5.83

Similar standards:

GOST 165-81GOST 165-81

1.1.1982

GOST 17734-88GOST 17734-88

1.1.1990

GOST 1797-78GOST 1797-78

1.7.1979

GOST 18065-91GOST 18065-91

1.1.1993

GOST 18098-94GOST 18098-94

1.7.1996

GOST 18101-85GOST 18101-85

1.7.1986

Latest update: 2025-08-27 (Number of items: 2 213 396)
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