MSA 454780 Respirator Valve and Speaking Diaphragm Unit Body

Manufactured by Mine Safety Appliances Company (MSA)

P/N 454780

Equivalent to Bosch Rexroth GMBH Lohmann P/N 454780

NSN 4240-01-312-0050

NSN references indicates this is a Respirator Valve Body.

This item bears patent no. 3572332, which is a COMBINATION VALVE AND SPEAKING DIAPHRAGM UNIT. This is a valve body for that respirator. The end item for the NSN referenced part (this item) are various U.S. Navy vessels and Divers Life Support System.

Condition: New