The Spectacles,industrial, cataloged under National Stock Number 4240-01-358-5179, is classified within Federal Supply Class 4240 (Safety and Rescue Equipment) of the Fire Fighting, Rescue, and Safety Equipment group. The manufacturer of record is Square D Co Monroe Plant. Government technical data includes 4 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4240-01-358-5179 |
| Primary Part Number | F8558 |
| Item Name | Spectacles,industrial |
| FSC / FSG | 4240 / 42 — Safety and Rescue Equipment |
| Manufacturer | Square D Co Monroe Plant |
| Status | ACTIVE |
| Lens Type | NONFILTER |
| Lens Color | CLEAR |
| Side Shield | INCLUDED |
| Material | PLASTIC POLYCARBONATE LENS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| F8558 PRIMARY | Square D Co Monroe Plant (USA) |
| Reference | Meaning |
|---|---|
| F8558MCCP | 3/9 Design control — primary reference U.S. Government activity |
NSN 4240-01-358-5179 is a Spectacles,industrial, manufactured by Square D Co Monroe Plant, classified under FSC 4240, Safety and Rescue Equipment. Status: active.
NSN 4240-01-358-5179 has 1 manufacturer part number on file: F8558 (Square D Co Monroe Plant).
Key specifications for F8558: Lens Type: NONFILTER; Lens Color: CLEAR; Side Shield: INCLUDED; Material: PLASTIC POLYCARBONATE LENS. 4 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.