The Lens,optical Instrument, cataloged under National Stock Number 6650-00-382-1898, is classified within Federal Supply Class 6650 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Dunlin Manufacturing / Skypen Industries Inc Dba Dunlin Mfg Co. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 3 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 | 6650-00-382-1898 |
| Primary Part Number | 3000088 |
| Item Name | Lens,optical Instrument |
| FSC / FSG | 6650 / 66 — No Item Name Available |
| Manufacturer | Dunlin Manufacturing / Skypen Industries Inc Dba Dunlin Mfg Co |
| Status | ACTIVE |
| Abbe Constant | 57.400 AND 36.600 |
| Refraction Index | 1.5720 NOMINAL AND 1.6190 NOMINAL |
| Compound Lens Style | DOUBLET |
| FSC Application Data | FIRE CONTROL,TELESCOPE,MK 74 |
| Material | GLASS OPTICAL |
| Material Document and Classification | MIL-G-174, CLASS 1, GRADE C MIL SPEC SINGLE MATERIAL RESPONSE |
| Axial Thickness | 0.276 INCHES NOMINAL AND 0.118 INCHES NOMINAL IN |
| Individual Lens Style | DOUBLE CONVEX AND MENISCUS DIVERGING |
| Compound Lens Edge Thickness | 0.324 INCHES NOMINAL IN |
| Element Right Surface Radius | -2.323 INCHES AND -18.915 INCHES IN |
| Diameter | 1.417 INCHES NOMINAL IN |
| Front Focal Length | 7.113 INCHES IN |
| Element Left Surface Radius | -2.323 INCHES AND 4.507 INCHES IN |
| Compound Lens Overall Axial Thickness | 0.394 INCHES NOMINAL IN |
| Equivalent Focal Length | 7.147 INCHES IN |
| Back Focal Length | 6.931 INCHES IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 3000088 | Naval Sea Systems Command (USA) |
| LD172589GP130 | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| 118923PC2XPC3 | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| 3000088 | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| 3000088 PRIMARY | Dunlin Manufacturing / Skypen Industries Inc Dba Dunlin Mfg Co (USA) |
| LD172589GP4 | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
NSN 6650-00-382-1898 is a Lens,optical Instrument, manufactured by Dunlin Manufacturing / Skypen Industries Inc Dba Dunlin Mfg Co, classified under FSC 6650 (No Item Name Available). Status: active.
NSN 6650-00-382-1898 has 6 cross-referenced part numbers: 3000088 (Naval Sea Systems Command), LD172589GP130 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 118923PC2XPC3 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 3000088 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 3000088 (Dunlin Manufacturing / Skypen Industries Inc Dba Dunlin Mfg Co) and 1 more.
There is 1 known substitute for 6650-00-382-1898: 4730-00-878-2822. Verify interchangeability with system specifications before substitution.
Key specifications for 3000088: Abbe Constant: 57.400 AND 36.600; Refraction Index: 1.5720 NOMINAL AND 1.6190 NOMINAL; Compound Lens Style: DOUBLET; FSC Application Data: FIRE CONTROL,TELESCOPE,MK 74. 16 total characteristics are documented in the Federal Logistics Information System.