The Lens,optical Instrument, cataloged under National Stock Number 6650-01-064-3557, is classified within Federal Supply Class 6650 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 7 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. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6650-01-064-3557 |
| Primary Part Number | 12266720 |
| Item Name | Lens,optical Instrument |
| FSC / FSG | 6650 / 66 — No Item Name Available |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Element Left Surface Radius | 16.0448 MILLIMETERS MM |
| Material | GLASS OPTICAL |
| Diameter | 0.811 INCHES MINIMUM AND 0.812 INCHES MAXIMUM IN |
| Material Document and Classification | MIL-G-174,TYPEBK-7 MIL SPEC SINGLE MATERIAL RESPONSE |
| Axial Thickness | 0.2069 INCHES MINIMUM AND 0.2079 INCHES MAXIMUM IN |
| Element Right Surface Radius | 16.0448 MILLIMETERS MM |
| Single Lens Style | PLANO-CONVEX |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 6650-01-064-3557 is a Lens,optical Instrument, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 6650 (No Item Name Available). Status: active.
NSN 6650-01-064-3557 has 2 cross-referenced part numbers: 12266720 (U S Army Tank Automotive Command Amsta-Im-Mm), 42031 (Recon/optical, Inc. Dba Pacific Optical).
There are 7 known substitutes for 6650-01-064-3557: 4930-00-195-5740, 5915-00-439-0868, 5996-00-943-3025 and 4 more. Verify interchangeability with system specifications before substitution.
Key specifications for 12266720: Element Left Surface Radius: 16.0448 MILLIMETERS MM; Material: GLASS OPTICAL; Diameter: 0.811 INCHES MINIMUM AND 0.812 INCHES MAXIMUM IN; Material Document and Classification: MIL-G-174,TYPEBK-7 MIL SPEC SINGLE MATERIAL RESPONSE. 7 total characteristics are documented in the Federal Logistics Information System.