PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

F03Filter,infrared Light

Surefire, Llc Dba Surefire Llc · NSN 5855-01-525-3744 · FSC 5855 · No Item Name Available
Verified by PartsTable
NSN 5855-01-525-3744 — this item is cataloged by the U.S. Government under National Stock Number 5855-01-525-3744. Primary manufacturer part number: F03.
Features
  • Filter,infrared Light — FSC 5855
  • Specific Use: LIGHT COMPENSATING
  • Mounting Method: SLIP-ON
  • 2 verified cross-references
  • Primary manufacturer: Surefire, Llc Dba Surefire Llc
Applications
  • Fluid filtration and purification
  • Engine intake air cleaning
  • Hydraulic system protection
  • Area illumination
  • Indicator and warning display
General Description

The Filter,infrared Light, cataloged under National Stock Number 5855-01-525-3744, is classified within Federal Supply Class 5855 (No Item Name Available) of the Communication, Detection, and Coherent Radiation Equipment group. The primary manufacturer of record is Surefire, Llc Dba Surefire Llc. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references 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
NSN5855-01-525-3744
Primary Part NumberF03
Item NameFilter,infrared Light
FSC / FSG5855 / 58 — No Item Name Available
ManufacturerSurefire, Llc Dba Surefire Llc
StatusACTIVE
Specific UseLIGHT COMPENSATING
Mounting MethodSLIP-ON
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5962-00-135-282170950100-003 INTERCHANGEABLE
Microcircuit,linear
Getronics Government Solutions Llc
5920-00-243-3787 INTERCHANGEABLE
Fuse,cartridge
Cross-Reference Index
Part NumberManufacturer
F03 PRIMARY Surefire, Llc Dba Surefire Llc (USA)
LAS-F03 Surefire, Llc Dba Surefire Llc (USA)
Related Parts
5962-00-135-2821INTERCHANGEABLE
MICROCIRCUIT,LINEAR
70950100-003
5920-00-243-3787INTERCHANGEABLE
FUSE,CARTRIDGE

Frequently Asked Questions

What is NSN 5855-01-525-3744?

NSN 5855-01-525-3744 is a Filter,infrared Light, manufactured by Surefire, Llc Dba Surefire Llc, classified under FSC 5855 (No Item Name Available). Status: active.

What are the part numbers for NSN 5855-01-525-3744?

NSN 5855-01-525-3744 has 2 cross-referenced part numbers: F03 (Surefire, Llc Dba Surefire Llc), LAS-F03 (Surefire, Llc Dba Surefire Llc).

What NSN replaces 5855-01-525-3744?

There are 2 known substitutes for 5855-01-525-3744: 5962-00-135-2821, 5920-00-243-3787. Verify interchangeability with system specifications before substitution.

What are the specifications of F03?

Key specifications for F03: Special Features: SLIP-ON INFRARED FILTER CANCELS OUT NON-INFRARED PORTION OF THE LIGHT SPECTRUM TO PRODUCE A SMOOTH BEAM OF INFRARED LIGHT FOR USE WITH NIGHT VISION DEVICES AND INFRARED-CAPABLE VIDEO CAMERAS; FITS ONE INCH DIAMETER BEZEL; PROVIDES SECONDARY PROTECTION TO FLASHLIGHT LENS WINDOW; Specific Use: LIGHT COMPENSATING; Mounting Method: SLIP-ON. 3 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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