ČSN 021740 (021740)

Spring washers of square sectional area



STANDARD published on 20.4.1971


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The information about the standard:

Designation standards: ČSN 021740
Classification mark: 021740
Catalog number: 277
Publication date standards: 20.4.1971
SKU: NS-117169
The number of pages: 8
Approximate weight : 24 g (0.05 lbs)
Country: Czech technical standard
Category: Technical standards ČSN

The category - similar standards:

Washers, locking elements

Annotation of standard text ČSN 021740 (021740):

Norma platí pro pružné podložky s čtvercovým průřezem.

Norma stanovuje rozměry a přibližnou hmotnost podložek v rozsahu průměru díry podložky od 3,1 mm do 42,5 mm pro šrouby od M 3 do M 42, způsob označení materiálu, provedení, způsob označení úpravy povrchu, zkoušení, prověřování dodávek a způsob označení podložek.

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