The Lens,ophthalmic,plano Cylinder, cataloged under National Stock Number 6540-01-102-8256, 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 Defense Logistics Agency Directorate of Medical Materiel Defense Supply Center Philadelphia. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled. Unit of issue: PR.
| Parameter | Value |
|---|---|
| NSN | 6540-01-102-8256 |
| Primary Part Number | 4002 |
| Item Name | Lens,ophthalmic,plano Cylinder |
| FSC / FSG | 6540 / 65 — No Item Name Available |
| Manufacturer | Defense Logistics Agency Directorate of Medical Materiel Defense Supply Center Philadelphia |
| Status | CANCELLED |
| Thickness | 2.2 MILLIMETERS NOMINAL MM |
| Diameter | 62.0 MILLIMETERS NOMINAL MM |
| Base Curve Plano | 0.00 PLANO NOMINAL |
| Height | 68.0 MILLIMETERS NOMINAL MM |
| Tinted Area Light Transmittance in Percent | 21.0 |
| Light Transmission | TINTED |
| Cross Curve Diopter | 0.75 MINUS NOMINAL |
| Style Designator | ROUND-RECTANGULAR WITH ROUNDED CORNERS |
| Material | GLASS SODA-LIME SINGLE VISION |
| Supplementary Features | UNCUT |
| Cross-Sectional Shape Style | PLANO CYLINDER |
| Width | 65.0 MILLIMETERS NOMINAL MM |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Unit of Issue | PR |
| Part Number | Manufacturer |
|---|---|
| 4002 PRIMARY | Defense Logistics Agency Directorate of Medical Materiel Defense Supply Center Philadelphia (USA) |
| PLANO SPHERE M0.75 CYL | Webster Lens Co (USA) |
NSN 6540-01-102-8256 is a Lens,ophthalmic,plano Cylinder, manufactured by Defense Logistics Agency Directorate of Medical Materiel Defense Supply Center Philadelphia, classified under FSC 6540 (No Item Name Available). Status: cancelled.
NSN 6540-01-102-8256 has 2 cross-referenced part numbers: 4002 (Defense Logistics Agency Directorate of Medical Materiel Defense Supply Center Philadelphia), PLANO SPHERE M0.75 CYL (Webster Lens Co).
There are 3 known substitutes for 6540-01-102-8256: 6540-01-315-8432, 5340-01-029-7940, 6515-01-286-5329. Verify interchangeability with system specifications before substitution.
Key specifications for 4002: Thickness: 2.2 MILLIMETERS NOMINAL MM; Diameter: 62.0 MILLIMETERS NOMINAL MM; Base Curve Plano: 0.00 PLANO NOMINAL; Height: 68.0 MILLIMETERS NOMINAL MM. 12 total characteristics are documented in the Federal Logistics Information System.
NSN 6540-01-102-8256 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.