
Portable Exothermic Cutting Unit (PECU) Kit NSN 4240-01-272-3841
The Portable Exothermic Cutting Unit (PECU) Kit is used on many U.S. Naval ships to perform maintenance operations. It’s an exothermic torch, a cutting torch, used to cut through thick metals on ships. The PECU is ignited when oxygen passes through an expendable cutting rod, a spark is generated from a battery powered igniter. One of the NSNs for Portable Exothermic Cutting Units is 4240-01-272-3841.
Each Portable Exothermic Cutting Unit kit comes with a variety of complimentary items such as Cutting Electrodes NSN 3439-01-325-7641, Welders Gloves NSN 8415-00-268-7860, Welders Helmets NSN 4240-01-645-9397. This specific welding helmet includes a full facepiece that can be used with either Self-Contained Breathing Apparatus (SCBA) respirators, Supplied Air or Air-Purifying Respirators (APRs).

An open government solicitation was posted yesterday for the specific model of Welders Helmet NSN 4240-01-645-9397, part number 805438-08, 3M Scott Weld-O-Vista Facepiece.
To see this specific solicitation, search on the NSN 4240-01-645-9397
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