The Belt,airline Respirator, cataloged under National Stock Number 4240-01-250-8280, 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 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4240-01-250-8280 |
| Primary Part Number | 9961 |
| Item Name | Belt,airline Respirator |
| FSC / FSG | 4240 / 42 — No Item Name Available |
| Manufacturer | Mine Safety Appliances Company |
| Status | ACTIVE |
| General Characteristics Item Description | SOLE SOURCE REQUIRED BY STATUTE 6.302 |
| Criticality Code Justification | TEXT |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 9961 PRIMARY | Mine Safety Appliances Company (USA) |
NSN 4240-01-250-8280 is a Belt,airline Respirator, manufactured by Mine Safety Appliances Company, classified under FSC 4240 (No Item Name Available). Status: active.
NSN 4240-01-250-8280 has 1 cross-referenced part number: 9961 (Mine Safety Appliances Company).
There are 8 known substitutes for 4240-01-250-8280: 5120-00-112-9335, 2825-00-218-6078, 6145-00-729-9270 and 5 more. Verify interchangeability with system specifications before substitution.
Key specifications for 9961: General Characteristics Item Description: SOLE SOURCE REQUIRED BY STATUTE 6.302; Criticality Code Justification: TEXT. 2 total characteristics are documented in the Federal Logistics Information System.