The Coupling,breathing Tube, cataloged under National Stock Number 4240-01-386-6866, is classified within Federal Supply Class 4240 (No Item Name Available) of the Fire Fighting, Rescue, and Safety Equipment group. The primary manufacturer of record is Mine Safety Appliances Company. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4240-01-386-6866 |
| Primary Part Number | 75409 |
| Item Name | Coupling,breathing Tube |
| FSC / FSG | 4240 / 42 — No Item Name Available |
| Manufacturer | Mine Safety Appliances Company |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 75409 PRIMARY | Mine Safety Appliances Company (USA) |
NSN 4240-01-386-6866 is a Coupling,breathing Tube, manufactured by Mine Safety Appliances Company, classified under FSC 4240 (No Item Name Available). Status: active.
NSN 4240-01-386-6866 has 1 cross-referenced part number: 75409 (Mine Safety Appliances Company).
There are 4 known substitutes for 4240-01-386-6866: 4720-01-108-9991, 2920-01-180-9943, 5310-01-397-5142 and 1 more. Verify interchangeability with system specifications before substitution.
Key specifications for 75409: Special Features: COMPONENT OF NIOSH APPROVAL TC-13F-138 END ITEM "ULTRALITE II PRESSURE DEMAND AIR MASK";. COMPLIES WITH NFPA-1981, 1992 EDITION. 1 total characteristics are documented in the Federal Logistics Information System.