The Lens,optical Instrument, cataloged under National Stock Number 6650-00-382-1740, 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. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6650-00-382-1740 |
| Primary Part Number | 1040156 |
| 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 |
| Material | GLASS OPTICAL |
| Compound Lens Edge Thickness | 0.12834 INCHES NOMINAL IN |
| Back Focal Length | 3.409 INCHES IN |
| FSC Application Data | 1. FIRE CONTROL TELESCOPE MK 102 MOD 3 |
| Equivalent Focal Length | 3.370 INCHES IN |
| Material Document and Classification | JAN-G-174, GRADE B MIL SPEC SINGLE MATERIAL RESPONSE |
| Element Left Surface Radius | -13.154 INCHES IN |
| Axial Thickness | 0.35433 INCHES NOMINAL IN |
| Front Focal Length | 3.126 INCHES IN |
| Abbe Constant | 56.200 |
| Single Lens Style | MENISCUS CONVERGING |
| Element Right Surface Radius | -2.015 INCHES IN |
| Compound Lens Overall Axial Thickness | 0.35433 INCHES NOMINAL IN |
| Individual Lens Style | MENISCUS CONVERGING |
| Refraction Index | 1.6968 NOMINAL |
| Diameter | 1.99212 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 6650-00-382-1740 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 6650-00-382-1740 has 2 cross-referenced part numbers: 52478 (Optical Technology Devices Inc), 1040156 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).
There are 6 known substitutes for 6650-00-382-1740: 1610-00-127-6516, 5930-00-191-5776, 3030-00-517-0827 and 3 more. Verify interchangeability with system specifications before substitution.
Key specifications for 1040156: Material: GLASS OPTICAL; Compound Lens Edge Thickness: 0.12834 INCHES NOMINAL IN; Back Focal Length: 3.409 INCHES IN; FSC Application Data: 1. FIRE CONTROL TELESCOPE MK 102 MOD 3. 16 total characteristics are documented in the Federal Logistics Information System.