The Respirator,air Filtering, cataloged under National Stock Number 4240-01-248-9146, 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. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references 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 | 4240-01-248-9146 |
| Primary Part Number | 10002054 |
| Item Name | Respirator,air Filtering |
| FSC / FSG | 4240 / 42 — No Item Name Available |
| Manufacturer | Mine Safety Appliances Company |
| Status | ACTIVE |
| Exhaust Valve | NOT INCLUDED |
| Mask Filter Quantity | 4 |
| Protection for Which Filter Is Designed | PAINT MIST |
| Filter Type | CARTRIDGE AND FILTER PAD |
| Adjustability | ADJUSTABLE |
| Filter Replaceability | REPLACEABLE |
| Material Type | ELASTIC |
| Furnished Filter Type and Quantity | 2 CARTRIDGE AND 2 FILTER PAD |
| Material | RUBBER MASK |
| Protection for Which Cartridge Is Designed | ORGANIC VAPORS-2 |
| Head Harness | INCLUDED |
| Mask Type | HALF FACEPIECE |
| Approval Designator | ERR-060 |
| Criticality Code Justification | FEAT |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 4240-01-248-9146 is a Respirator,air Filtering, manufactured by Mine Safety Appliances Company, classified under FSC 4240 (No Item Name Available). Status: active.
NSN 4240-01-248-9146 has 3 cross-referenced part numbers: 808531 (Mine Safety Appliances Company), 466251 (Mine Safety Appliances Company), 10002054 (Mine Safety Appliances Company).
There are 4 known substitutes for 4240-01-248-9146: 5961-00-139-2424, 5961-00-458-5813, 4130-01-181-6223 and 1 more. Verify interchangeability with system specifications before substitution.
Key specifications for 10002054: Exhaust Valve: NOT INCLUDED; Mask Filter Quantity: 4; Protection for Which Filter Is Designed: PAINT MIST; Filter Type: CARTRIDGE AND FILTER PAD. 15 total characteristics are documented in the Federal Logistics Information System.