PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

52318Filter,light,optical Instrument

L3 Technologies, Inc. Dba L3 Rccs Div Ruggedized Command & Control Solutions · NSN 6650-01-421-0819 · FSC 6650 · No Item Name Available
Verified by PartsTable
NSN 6650-01-421-0819 — this item is cataloged by the U.S. Government under National Stock Number 6650-01-421-0819. Primary manufacturer part number: 52318.
Features
  • Filter,light,optical Instrument — FSC 6650
  • 1 verified cross-reference
  • Primary manufacturer: L3 Technologies, Inc. Dba L3 Rccs Div Ruggedized Command & Control Solutions
Applications
  • Fluid filtration and purification
  • Engine intake air cleaning
  • Hydraulic system protection
  • Area illumination
  • Indicator and warning display
General Description

The Filter,light,optical Instrument, cataloged under National Stock Number 6650-01-421-0819, is classified within Federal Supply Class 6650 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is L3 Technologies, Inc. Dba L3 Rccs Div Ruggedized Command & Control Solutions. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6650-01-421-0819
Primary Part Number52318
Item NameFilter,light,optical Instrument
FSC / FSG6650 / 66 — No Item Name Available
ManufacturerL3 Technologies, Inc. Dba L3 Rccs Div Ruggedized Command & Control Solutions
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
4820-00-036-1787009-304-0029 INTERCHANGEABLE
Seat,valve
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
5315-00-392-7759SM-B-148434 INTERCHANGEABLE
Pin,eccentric
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5950-01-063-320052318 INTERCHANGEABLE
Transformer,power
Standex Electronics, Inc.
6520-01-283-107133702 INTERCHANGEABLE
Bur,dental,excavating
Moyco Industries Inc Union Broach Div
4520-01-351-582252318 INTERCHANGEABLE
Heating Element,electrical,nonim
Indeeco Llc Dba Indeeco
Cross-Reference Index
Part NumberManufacturer
52318 L3 Technologies, Inc. Dba L3 Rccs Div Ruggedized Command & Control Solutions (USA)
Related Parts
4820-00-036-1787INTERCHANGEABLE
SEAT,VALVE
009-304-0029
5315-00-392-7759INTERCHANGEABLE
PIN,ECCENTRIC
SM-B-148434
5950-01-063-3200INTERCHANGEABLE
TRANSFORMER,POWER
52318
6520-01-283-1071INTERCHANGEABLE
BUR,DENTAL,EXCAVATING
33702
4520-01-351-5822INTERCHANGEABLE
HEATING ELEMENT,ELECTRICAL,NONIM
52318

Frequently Asked Questions

What is NSN 6650-01-421-0819?

NSN 6650-01-421-0819 is a Filter,light,optical Instrument, manufactured by L3 Technologies, Inc. Dba L3 Rccs Div Ruggedized Command & Control Solutions, classified under FSC 6650 (No Item Name Available). Status: active.

What are the part numbers for NSN 6650-01-421-0819?

NSN 6650-01-421-0819 has 1 cross-referenced part number: 52318 (L3 Technologies, Inc. Dba L3 Rccs Div Ruggedized Command & Control Solutions).

What NSN replaces 6650-01-421-0819?

There are 5 known substitutes for 6650-01-421-0819: 4820-00-036-1787, 5315-00-392-7759, 5950-01-063-3200 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 52318?

Key specifications for 52318: End Item Identification: LCU. 1 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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