The Lens,optical Instrument, cataloged under National Stock Number 6650-00-382-1716, is classified within Federal Supply Class 6650 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 16 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6650-00-382-1716 |
| Primary Part Number | 944641 |
| Item Name | Lens,optical Instrument |
| FSC / FSG | 6650 / 66 — No Item Name Available |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | ACTIVE |
| Single Lens Style | MENISCUS CONVERGING |
| Element Left Surface Radius | 1.330 INCHES IN |
| Abbe Constant | 58.800 |
| Diameter | 1.4961 INCHES NOMINAL IN |
| Material | GLASS OPTICAL |
| FSC Application Data | 1. FIRE CONTROL' TELESCOPE MK 97,MOD 1 |
| Material Document and Classification | JAN-G-174, GRADE C MIL SPEC SINGLE MATERIAL RESPONSE |
| Back Focal Length | 2.335 INCHES IN |
| Compound Lens Edge Thickness | 0.0688 INCHES NOMINAL IN |
| Compound Lens Overall Axial Thickness | 0.2677 INCHES NOMINAL IN |
| Individual Lens Style | MENISCUS CONVERGING |
| Refraction Index | 1.6110 NOMINAL |
| Element Right Surface Radius | 8.845 INCHES IN |
| Front Focal Length | 2.558 INCHES IN |
| Equivalent Focal Length | 2.347 INCHES IN |
| Axial Thickness | 0.2677 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 944641 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| 400-533924PC163 | Naval Ship Systems Command (USA) |
NSN 6650-00-382-1716 is a Lens,optical Instrument, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 6650 (No Item Name Available). Status: active.
NSN 6650-00-382-1716 has 2 cross-referenced part numbers: 944641 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 400-533924PC163 (Naval Ship Systems Command).
There is 1 known substitute for 6650-00-382-1716: 5950-00-401-6692. Verify interchangeability with system specifications before substitution.
Key specifications for 944641: Single Lens Style: MENISCUS CONVERGING; Element Left Surface Radius: 1.330 INCHES IN; Abbe Constant: 58.800; Diameter: 1.4961 INCHES NOMINAL IN. 16 total characteristics are documented in the Federal Logistics Information System.