The Shield,lens Facepiece, cataloged under National Stock Number 4240-01-388-4211, 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4240-01-388-4211 |
| Primary Part Number | 806463 |
| Item Name | Shield,lens Facepiece |
| FSC / FSG | 4240 / 42 — No Item Name Available |
| Manufacturer | Mine Safety Appliances Company |
| Status | ACTIVE |
| Criticality Code Justification | FEAT |
| General Characteristics Item Description | CLEAR URETHANE COVER; HCC SPECIAL SHAPE; SMALL SIZE |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 806463 PRIMARY | Mine Safety Appliances Company (USA) |
NSN 4240-01-388-4211 is a Shield,lens Facepiece, manufactured by Mine Safety Appliances Company, classified under FSC 4240 (No Item Name Available). Status: active.
NSN 4240-01-388-4211 has 1 cross-referenced part number: 806463 (Mine Safety Appliances Company).
There are 2 known substitutes for 4240-01-388-4211: 5136-00-808-2373, 5961-01-384-1621. Verify interchangeability with system specifications before substitution.
Key specifications for 806463: End Item Identification: ADVANTAGE 1000 RESPIRATOR; Special Features: FOR NUCLEAR PERSONNEL USE TO PROVIDE EYE AND BETA-RADIATION PROTECTION; NIOSH APPROVAL NUMBER TC-21C-638; SOLE SOURCE REQUIRED BY STATUTE 6.302; Criticality Code Justification: FEAT; General Characteristics Item Description: CLEAR URETHANE COVER; HCC SPECIAL SHAPE; SMALL SIZE. 4 total characteristics are documented in the Federal Logistics Information System.