PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1168863Lens,optical Instrument

Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier · NSN 6650-00-382-1750 · FSC 6650 · No Item Name Available
Verified by PartsTable
NSN 6650-00-382-1750 — this item is cataloged by the U.S. Government under National Stock Number 6650-00-382-1750. Primary manufacturer part number: 1168863.
Features
  • Lens,optical Instrument — FSC 6650
  • Front Focal Length: 1.571 CENTIMETERS CM
  • Equivalent Focal Length: 1.538 CENTIMETERS CM
  • Compound Lens Edge Thickness: 14.3 MILLIMETERS NOMINAL MM
  • Axial Thickness: 8.9 MILLIMETERS NOMINAL AND 3.6 MILLIMETERS NOMINAL MM
  • Back Focal Length: 1.583 CENTIMETERS CM
  • Diameter: 40.0 MILLIMETERS NOMINAL MM
  • Compound Lens Overall Axial Thickness: 12.5 MILLIMETERS NOMINAL MM
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Lens,optical Instrument, cataloged under National Stock Number 6650-00-382-1750, 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 9 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: Active.

Technical Specifications
ParameterValue
NSN6650-00-382-1750
Primary Part Number1168863
Item NameLens,optical Instrument
FSC / FSG6650 / 66 — No Item Name Available
ManufacturerNavair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
StatusACTIVE
Front Focal Length1.571 CENTIMETERS CM
Equivalent Focal Length1.538 CENTIMETERS CM
Compound Lens Edge Thickness14.3 MILLIMETERS NOMINAL MM
Axial Thickness8.9 MILLIMETERS NOMINAL AND 3.6 MILLIMETERS NOMINAL MM
Back Focal Length1.583 CENTIMETERS CM
Diameter40.0 MILLIMETERS NOMINAL MM
Compound Lens Overall Axial Thickness12.5 MILLIMETERS NOMINAL MM
Compound Lens StyleDOUBLET
Individual Lens StyleDOUBLE CONCAVE AND MENISCUS DIVERGING
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
2815-00-711-5418120920 INTERCHANGEABLE
Cylinder Sleeve
Cummins Inc.
5342-01-113-9639 INTERCHANGEABLE
Caster
9905-01-519-18482KK853 INTERCHANGEABLE
Plate,identification
Oshkosh Defense Llc
Cross-Reference Index
Part NumberManufacturer
20833 Optical Technology Devices Inc (USA)
1168863 PRIMARY Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
Related Parts
2815-00-711-5418INTERCHANGEABLE
CYLINDER SLEEVE
120920
5342-01-113-9639INTERCHANGEABLE
CASTER
9905-01-519-1848INTERCHANGEABLE
PLATE,IDENTIFICATION
2KK853

Frequently Asked Questions

What is NSN 6650-00-382-1750?

NSN 6650-00-382-1750 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.

What are the part numbers for NSN 6650-00-382-1750?

NSN 6650-00-382-1750 has 2 cross-referenced part numbers: 20833 (Optical Technology Devices Inc), 1168863 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).

What NSN replaces 6650-00-382-1750?

There are 3 known substitutes for 6650-00-382-1750: 2815-00-711-5418, 5342-01-113-9639, 9905-01-519-1848. Verify interchangeability with system specifications before substitution.

What are the specifications of 1168863?

Key specifications for 1168863: Front Focal Length: 1.571 CENTIMETERS CM; Equivalent Focal Length: 1.538 CENTIMETERS CM; Compound Lens Edge Thickness: 14.3 MILLIMETERS NOMINAL MM; Axial Thickness: 8.9 MILLIMETERS NOMINAL AND 3.6 MILLIMETERS NOMINAL MM. 9 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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