Revocation of all Respirator Certificates of Approval Issued to NITTA Corp. S.A., Effective September 22, 2016

NIOSH Respirator User Notice

Issue Date: September 22, 2016

From: David Chirdon, Chief, Conformity Verification and Standards Development Branch, National Personal Protective Technology Laboratory

Subject: Revocation of all Respirator Certificates of Approval Issued to NITTA Corp. S.A., Effective September 22, 2016

The National Institute for Occupational Safety and Health (NIOSH) has revoked the following certificates of approval issued to NITTA Corp. S.A.:

TC-84A-4647
TC-84A-6247

As of September 22, 2016, no NITTA Corp. S.A. respirator model can be considered NIOSH-Approved.

Revocation also means that respirators bearing NIOSH approval numbers TC-84A-4647, TC-84A-6247 can no longer be manufactured, assembled, sold, or distributed.

NIOSH has revoked these approvals in accordance with the authority granted in Title 42, Code of Federal Regulations, Part 84.43(c) (42 CFR 84) which states “The Institute reserves the right to revoke, for cause, any certificate of approval where it is found that the applicant’s quality control test methods, equipment, or records do not ensure effective quality control over the respirator for which approval was issued” and the authority granted in 42 CFR Part 84.34 which states “The Institute reserves the right to revoke, for cause, any certificate of approval issued pursuant to the provisions of this part. Such causes include, but are not limited to, misuse of approval labels and markings, misleading advertising, and failure to maintain or cause to be maintained the quality control requirements of the certificate of approval.”

Revocation of all Respirator Certificates of Approval Issued to NITTA Corp. S.A., Effective September 22, 2016pdf icon [PDF – 32 KB]

Page last reviewed: January 29, 2018