PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

FM73Infared Filter

Surefire, Llc Dba Surefire Llc · NSN 5855-01-577-0892 · FSC 5855 · No Item Name Available
Verified by PartsTable
NSN 5855-01-577-0892 — this item is cataloged by the U.S. Government under National Stock Number 5855-01-577-0892. Primary manufacturer part number: FM73.
Features
  • Infared Filter — FSC 5855
  • 2 verified cross-references
  • Primary manufacturer: Surefire, Llc Dba Surefire Llc
Applications
  • Fluid filtration and purification
  • Engine intake air cleaning
  • Hydraulic system protection
General Description

The Infared Filter, cataloged under National Stock Number 5855-01-577-0892, 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. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameInfared Filter
FSC / FSG5855 — No Item Name Available (FSG 58)
ManufacturersSurefire, Llc Dba Surefire Llc (CAGE 0BJZ8); Nimikkeistokeskus Ncb Finland (CAGE A486G)
Technical Specifications
ParameterValue
NSN5855-01-577-0892
Primary Part NumberFM73
Item NameInfared Filter
FSC / FSG5855 / 58 — No Item Name Available
ManufacturerSurefire, Llc Dba Surefire Llc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
8040-01-325-3009 INTERCHANGEABLE
Adhesive
Cross-Reference Index
Part NumberManufacturer
FM73 PRIMARY Surefire, Llc Dba Surefire Llc (USA)
10301732 Nimikkeistokeskus Ncb Finland (FIN)
Related Parts
8040-01-325-3009INTERCHANGEABLE
ADHESIVE

Frequently Asked Questions

What is NSN 5855-01-577-0892?

NSN 5855-01-577-0892 is a Infared Filter, manufactured by Surefire, Llc Dba Surefire Llc, classified under FSC 5855 (No Item Name Available). Status: active.

What are the part numbers for NSN 5855-01-577-0892?

NSN 5855-01-577-0892 has 2 cross-referenced part numbers: FM73 (Surefire, Llc Dba Surefire Llc), 10301732 (Nimikkeistokeskus Ncb Finland).

What NSN replaces 5855-01-577-0892?

There is 1 known substitute for 5855-01-577-0892: 8040-01-325-3009. Verify interchangeability with system specifications before substitution.

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