The Lens,ophthalmic,compound, cataloged under National Stock Number 6540-01-089-0271, is classified within Federal Supply Class 6540 (No Item Name Available) of the Medical, Dental, and Veterinary Equipment group. The primary manufacturer of record is Square D Co Monroe Plant. Government technical data includes 11 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: PR.
| Parameter | Value |
|---|---|
| NSN | 6540-01-089-0271 |
| Primary Part Number | 9-312-2198 |
| Item Name | Lens,ophthalmic,compound |
| FSC / FSG | 6540 / 65 — No Item Name Available |
| Manufacturer | Square D Co Monroe Plant |
| Status | ACTIVE |
| Thickness | 2.2 MILLIMETERS NOMINAL MM |
| Height | 68.0 MILLIMETERS NOMINAL MM |
| Sphere Curve Inside Diopter | 3.25 PLUS MAXIMUM |
| Cylinder Curve Inside Diopter | 1.75 MINUS MAXIMUM |
| Light Transmission | UNTINTED |
| Diameter | 65.0 MILLIMETERS MINIMUM MM |
| Cross-Sectional Shape Style | SPHEROCYLINDER COMPOUND |
| Material | GLASS SINGLE VISION |
| Style Designator | ROUND-RECTANGULAR WITH ROUNDED CORNERS |
| Supplementary Features | UNCUT |
| Width | 65.0 MILLIMETERS NOMINAL MM |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Unit of Issue | PR |
| Part Number | Manufacturer |
|---|---|
| 9-312-2198 PRIMARY | Square D Co Monroe Plant (USA) |
NSN 6540-01-089-0271 is a Lens,ophthalmic,compound, manufactured by Square D Co Monroe Plant, classified under FSC 6540 (No Item Name Available). Status: active.
NSN 6540-01-089-0271 has 1 cross-referenced part number: 9-312-2198 (Square D Co Monroe Plant).
There is 1 known substitute for 6540-01-089-0271: 6520-01-385-0474. Verify interchangeability with system specifications before substitution.
Key specifications for 9-312-2198: Thickness: 2.2 MILLIMETERS NOMINAL MM; Height: 68.0 MILLIMETERS NOMINAL MM; Sphere Curve Inside Diopter: 3.25 PLUS MAXIMUM; Cylinder Curve Inside Diopter: 1.75 MINUS MAXIMUM. 12 total characteristics are documented in the Federal Logistics Information System.