International Standard
ISO 12925-1:2024
Lubricants, industrial oils and related products (class L) — Family C (gears) — Part 1: Specifications for lubricants for enclosed gear systems
Reference number
ISO 12925-1:2024
Edición 3
International Standard
Vista previa
ISO 12925-1:2024
No disponible en español
Publicado (Edición 3, 2024)

ISO 12925-1:2024

ISO 12925-1:2024
CHF 173
Convertir Franco suizo (CHF) a tu moneda


This document establishes the specifications relative to family C (gears) for lubricants, industrial oils and related products of class L (see ISO 6743-6). This document deals only with lubricants for enclosed gear systems. Lubricants for open gears and greases for gears (enclosed or open) are covered by the other parts of the ISO 12925 series (i.e. ISO 12925-2 and ISO 12925-3).

This document is intended to be read in conjunction with ISO 6743-6. The following categories specified in ISO 6743-6 are covered by this document: CKB, CKC, CKD, CKE, CKSMP, CKTG, CKES, CKPG, CKPR, CSPG, CSPR, CTPG and CTPR.

Detailed information about the different types of gear, and lubricants, and their selection for gearbox design and service conditions can be found in ISO/TR 18792.

Informaciones generales

  •  : Publicado
     : 2024-05
    : Norma Internacional publicada [60.60]
  •  : 3
     : 37
  • ISO/TC 28/SC 4
  • RSS actualizaciones

Got a question?

Check out our FAQs

Customer care
+41 22 749 08 88

Opening hours:
Monday to Friday - 09:00-12:00, 14:00-17:00 (UTC+1)