PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SM-B-391468Filter,light,cathode Ray Tube

Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir · NSN 6625-00-503-0664 · FSC 6625 · No Item Name Available
Verified by PartsTable
NSN 6625-00-503-0664 — this item is cataloged by the U.S. Government under National Stock Number 6625-00-503-0664. Primary manufacturer part number: SM-B-391468.
Features
  • Filter,light,cathode Ray Tube — FSC 6625
  • Viewing Surface Overall Thickness: 0.125 INCHES NOMINAL IN
  • FSC Application Data: OSCILLOSCOPE
  • Mounting Configuration: 4 MTG HOLES 0.147 IN. DIA SPACED ON 1-13/16 IN. BY 3-3/8 IN. CENTERS IN
  • Material: PLASTIC
  • Viewing Surface Overall Width: 2.563 INCHES NOMINAL IN
  • Viewing Surface Overall Length: 3.875 INCHES NOMINAL IN
  • Color: ORANGE
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 6625-00-503-0664, is classified within Federal Supply Class 6625 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir. Government technical data includes 14 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6625-00-503-0664
Primary Part NumberSM-B-391468
Item NameFilter,light,cathode Ray Tube
FSC / FSG6625 / 66 — No Item Name Available
ManufacturerUs Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
StatusACTIVE
Viewing Surface Overall Thickness0.125 INCHES NOMINAL IN
FSC Application DataOSCILLOSCOPE
Mounting Configuration4 MTG HOLES 0.147 IN. DIA SPACED ON 1-13/16 IN. BY 3-3/8 IN. CENTERS IN
MaterialPLASTIC
Viewing Surface Overall Width2.563 INCHES NOMINAL IN
Viewing Surface Overall Length3.875 INCHES NOMINAL IN
ColorORANGE
Viewing Surface Overall Thickness0.125 INCHES NOMINAL IN
FSC Application DataOSCILLOSCOPE
Mounting Configuration4 MTG HOLES 0.147 IN. DIA SPACED ON 1-13/16 IN. BY 3-3/8 IN. CENTERS IN
MaterialPLASTIC
Viewing Surface Overall Width2.563 INCHES NOMINAL IN
Viewing Surface Overall Length3.875 INCHES NOMINAL IN
ColorORANGE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Weight1.0000 lbs
Cube0.0030 cu ft
Verified Substitutes 12
5330-00-185-05782405000 INTERCHANGEABLE
Gasket
Mc Farland Pump Co Llc
6210-00-270-47532451 INTERCHANGEABLE
Globe,electric Light
Abb Installation Products Inc
6630-00-809-555499088-37 INTERCHANGEABLE
Cell,salinity Detector
Maxim Evaporators of America, Llc Dba Maxim Evaporators Llc
5340-00-961-73002451 INTERCHANGEABLE
Shield,expansion
Powers Fasteners, Inc.
5961-01-020-6729 INTERCHANGEABLE
Transistor
5935-01-036-09432451 INTERCHANGEABLE
Connector,receptacle,electrical
Fluke Electronics Corp
6730-01-062-62622451 INTERCHANGEABLE
Projection Set,motion Picture,so
Beseler, Charles Co Inc
4730-01-100-21192451 INTERCHANGEABLE
Elbow,pipe
George Fischer Sloane, Inc.
5305-01-180-6615246-1 INTERCHANGEABLE
Screw Assembly,panel
Avibank Mfg., Inc. Dba Avibank Manufacturing Inc
5331-01-215-5394 INTERCHANGEABLE
O-Ring
Cross-Reference Index
Part NumberManufacturer
2451 Rohm and Haas Company (USA)
SM-B-391468 PRIMARY Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir (USA)
Related Parts
5330-00-185-0578INTERCHANGEABLE
GASKET
2405000
6210-00-270-4753INTERCHANGEABLE
GLOBE,ELECTRIC LIGHT
2451
6630-00-809-5554INTERCHANGEABLE
CELL,SALINITY DETECTOR
99088-37
5340-00-961-7300INTERCHANGEABLE
SHIELD,EXPANSION
2451
5961-01-020-6729INTERCHANGEABLE
TRANSISTOR
5935-01-036-0943INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
2451
6730-01-062-6262INTERCHANGEABLE
PROJECTION SET,MOTION PICTURE,SO
2451
4730-01-100-2119INTERCHANGEABLE
ELBOW,PIPE
2451
5305-01-180-6615INTERCHANGEABLE
SCREW ASSEMBLY,PANEL
246-1
5331-01-215-5394INTERCHANGEABLE
O-RING
5340-01-571-1463INTERCHANGEABLE
BRACKET,MOUNTING
2451
6150-01-658-0418INTERCHANGEABLE
POWER STRIP,ELECTRICAL OUTLET
2451-01

Frequently Asked Questions

What is NSN 6625-00-503-0664?

NSN 6625-00-503-0664 is a Filter,light,cathode Ray Tube, manufactured by Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir, classified under FSC 6625 (No Item Name Available). Status: active.

What are the part numbers for NSN 6625-00-503-0664?

NSN 6625-00-503-0664 has 2 cross-referenced part numbers: 2451 (Rohm and Haas Company), SM-B-391468 (Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir).

What NSN replaces 6625-00-503-0664?

There are 12 known substitutes for 6625-00-503-0664: 5330-00-185-0578, 6210-00-270-4753, 6630-00-809-5554 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of SM-B-391468?

Key specifications for SM-B-391468: Viewing Surface Overall Thickness: 0.125 INCHES NOMINAL IN; FSC Application Data: OSCILLOSCOPE; Mounting Configuration: 4 MTG HOLES 0.147 IN. DIA SPACED ON 1-13/16 IN. BY 3-3/8 IN. CENTERS IN; Material: PLASTIC. 14 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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