Reference

Verified replacement-parts reference for the 3M 6700, 6800 and 6900 full-face respirators, built from 3M's current user instructions and OSHA 29 CFR 1910.134. Covers the 6897 harness, 6898 lens, valves, gaskets and the DIN configuration, a symptom-to-part table, repair-versus-replace rules and verified Amazon listings.

OSHA 1910.134(h) requires written procedures for cleaning, inspecting, storing, and repairing respirators. Pre-use inspection is required before every use; emergency respirators require monthly inspection. This guide covers the 1910.134(h) workflow: inspection checklist, cleaning methods, storage conditions, and repair vs replace rules.