PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

86-446Head,fluid Filter

Edmund Optics, Inc · NSN 2910-01-672-4142 · FSC 2910 · No Item Name Available
Verified by PartsTable
NSN 2910-01-672-4142 — this item is cataloged by the U.S. Government under National Stock Number 2910-01-672-4142. Primary manufacturer part number: 86-446.
Features
  • Head,fluid Filter — FSC 2910
  • Overall Diameter: 25.0 MILLIMETERS NOMINAL MM
  • Functional Description: DESIGNED TO PASS SHORT-WAVE INFRARED (SWIR) WAVELENGTHS WHILE BLOCKING VISIBLE LIGHT, AND INCREASING THE IMAGE QUALITY OF INGAAS CAMERAS. THESE LONGPASS EDGE FILTERS ARE OFFERED IN MULTIPLE SIZES AND CUT-ON WAVELENGTHS.CAN BE USED AS EXTENDED COLD MIRRORS TO ELIMINATE DAMAGE OR ADVERSE EFFECTS CAUSED BY HEAT BUILD-UP.
  • 1 verified cross-reference
  • Primary manufacturer: Edmund Optics, Inc
Applications
  • Fluid filtration and purification
  • Engine intake air cleaning
  • Hydraulic system protection
General Description

The Head,fluid Filter, cataloged under National Stock Number 2910-01-672-4142, is classified within Federal Supply Class 2910 (No Item Name Available) of the Engine Accessories group. The primary manufacturer of record is Edmund Optics, Inc. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2910-01-672-4142
Primary Part Number86-446
Item NameHead,fluid Filter
FSC / FSG2910 / 29 — No Item Name Available
ManufacturerEdmund Optics, Inc
StatusACTIVE
Overall Diameter25.0 MILLIMETERS NOMINAL MM
Functional DescriptionDESIGNED TO PASS SHORT-WAVE INFRARED (SWIR) WAVELENGTHS WHILE BLOCKING VISIBLE LIGHT, AND INCREASING THE IMAGE QUALITY OF INGAAS CAMERAS. THESE LONGPASS EDGE FILTERS ARE OFFERED IN MULTIPLE SIZES AND CUT-ON WAVELENGTHS.CAN BE USED AS EXTENDED COLD MIRRORS TO ELIMINATE DAMAGE OR ADVERSE EFFECTS CAUSED BY HEAT BUILD-UP.
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
4820-01-046-703186446 INTERCHANGEABLE
Lever,control,valve
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
6515-01-509-151486446 INTERCHANGEABLE
Tube,endotracheal
Medtronic Inc Div Medtronic Usa, Inc
Cross-Reference Index
Part NumberManufacturer
86-446 PRIMARY Edmund Optics, Inc (USA)
Related Parts
4820-01-046-7031INTERCHANGEABLE
LEVER,CONTROL,VALVE
86446
6515-01-509-1514INTERCHANGEABLE
TUBE,ENDOTRACHEAL
86446

Frequently Asked Questions

What is NSN 2910-01-672-4142?

NSN 2910-01-672-4142 is a Head,fluid Filter, manufactured by Edmund Optics, Inc, classified under FSC 2910 (No Item Name Available). Status: active.

What are the part numbers for NSN 2910-01-672-4142?

NSN 2910-01-672-4142 has 1 cross-referenced part number: 86-446 (Edmund Optics, Inc).

What NSN replaces 2910-01-672-4142?

There are 2 known substitutes for 2910-01-672-4142: 4820-01-046-7031, 6515-01-509-1514. Verify interchangeability with system specifications before substitution.

What are the specifications of 86-446?

Key specifications for 86-446: Overall Diameter: 25.0 MILLIMETERS NOMINAL MM; Part Name Assigned by Controlling Agency: 25MM DIAMETER, 700NM CUT-ON SWIR LONGPASS FILTER MM; Functional Description: DESIGNED TO PASS SHORT-WAVE INFRARED (SWIR) WAVELENGTHS WHILE BLOCKING VISIBLE LIGHT, AND INCREASING THE IMAGE QUALITY OF INGAAS CAMERAS. THESE LONGPASS EDGE FILTERS ARE OFFERED IN MULTIPLE SIZES AND CUT-ON WAVELENGTHS.CAN BE USED AS EXTENDED COLD MIRRORS TO ELIMINATE DAMAGE OR ADVERSE EFFECTS CAUSED BY HEAT BUILD-UP.; Overall Width: 1.2 MILLIMETERS NOMINAL MM. 4 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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