PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

31559Filter,light,cathode Ray Tube

Raytheon Company Dba Raytheon · NSN 6625-00-503-4921 · FSC 6625 · No Item Name Available
Verified by PartsTable
NSN 6625-00-503-4921 — this item is cataloged by the U.S. Government under National Stock Number 6625-00-503-4921. Primary manufacturer part number: 31559.
Features
  • Filter,light,cathode Ray Tube — FSC 6625
  • Reference Number Differentiating Characteristics: AS MANUFACTURED BY TEXAS INSTRUMENT INC
  • Reference Number Differentiating Characteristics: AS MANUFACTURED BY TEXAS INSTRUMENT INC
  • 2 verified cross-references
  • Primary manufacturer: Raytheon Company Dba Raytheon
Applications
  • Fluid filtration and purification
  • Engine intake air cleaning
  • Hydraulic system protection
  • Fluid conveyance
  • Hydraulic system plumbing
General Description

The Filter,light,cathode Ray Tube, cataloged under National Stock Number 6625-00-503-4921, is classified within Federal Supply Class 6625 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Raytheon Company Dba Raytheon. Government technical data includes 2 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. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN6625-00-503-4921
Primary Part Number31559
Item NameFilter,light,cathode Ray Tube
FSC / FSG6625 / 66 — No Item Name Available
ManufacturerRaytheon Company Dba Raytheon
StatusACTIVE
Reference Number Differentiating CharacteristicsAS MANUFACTURED BY TEXAS INSTRUMENT INC
Reference Number Differentiating CharacteristicsAS MANUFACTURED BY TEXAS INSTRUMENT INC
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Unit of IssueEA
SMR CodeJ
Weight1.6000 lbs
Cube0.1441 cu ft
Verified Substitutes 7
5310-00-052-6454 INTERCHANGEABLE
Washer,lock
5110-00-156-0065 INTERCHANGEABLE
File,hand
3455-00-250-0778FX-28 INTERCHANGEABLE
Cutter,milling,end
Pohl Tool Co
4710-00-944-189831559-200 INTERCHANGEABLE
Tube Assembly,metal,branched
Smiths Tubular Systems-Laconia, Inc. Div Lewis & Saunders
6240-01-459-197231559 INTERCHANGEABLE
Lamp,metal Halide
Venture Lighting International, Inc. Dba Venture Lighting Intl
4810-01-466-1928315-59 INTERCHANGEABLE
Valve,solenoid
Rix Industries
4310-01-526-3860 INTERCHANGEABLE
Breather
Cross-Reference Index
Part NumberManufacturer
31559 Raytheon Company Dba Raytheon (USA)
F208APS38 Joint Electronics Type Designation System (USA)
Related Parts
5310-00-052-6454INTERCHANGEABLE
WASHER,LOCK
5110-00-156-0065INTERCHANGEABLE
FILE,HAND
3455-00-250-0778INTERCHANGEABLE
CUTTER,MILLING,END
FX-28
4710-00-944-1898INTERCHANGEABLE
TUBE ASSEMBLY,METAL,BRANCHED
31559-200
6240-01-459-1972INTERCHANGEABLE
LAMP,METAL HALIDE
31559
4810-01-466-1928INTERCHANGEABLE
VALVE,SOLENOID
315-59
4310-01-526-3860INTERCHANGEABLE
BREATHER

Frequently Asked Questions

What is NSN 6625-00-503-4921?

NSN 6625-00-503-4921 is a Filter,light,cathode Ray Tube, manufactured by Raytheon Company Dba Raytheon, classified under FSC 6625 (No Item Name Available). Status: active.

What are the part numbers for NSN 6625-00-503-4921?

NSN 6625-00-503-4921 has 2 cross-referenced part numbers: 31559 (Raytheon Company Dba Raytheon), F208APS38 (Joint Electronics Type Designation System).

What NSN replaces 6625-00-503-4921?

There are 7 known substitutes for 6625-00-503-4921: 5310-00-052-6454, 5110-00-156-0065, 3455-00-250-0778 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 31559?

Key specifications for 31559: Reference Number Differentiating Characteristics: AS MANUFACTURED BY TEXAS INSTRUMENT INC; Reference Number Differentiating Characteristics: AS MANUFACTURED BY TEXAS INSTRUMENT INC. 2 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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