PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SC-D-6668Blackout Filter Adapter

Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir · NSN 6230-00-128-2451 · FSC 6230 · No Item Name Available
Verified by PartsTable
NSN 6230-00-128-2451 — this item is cataloged by the U.S. Government under National Stock Number 6230-00-128-2451. Primary manufacturer part number: SC-D-6668.
Features
  • Blackout Filter Adapter — FSC 6230
  • General Characteristics Item Description: THERMO PLASTIC,TYPE EXC-477
  • 2 verified cross-references
  • Primary manufacturer: Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
Applications
  • Fluid filtration and purification
  • Engine intake air cleaning
  • Hydraulic system protection
General Description

The Blackout Filter Adapter, cataloged under National Stock Number 6230-00-128-2451, is classified within Federal Supply Class 6230 (No Item Name Available) of the Lighting Fixtures and Lamps group. The primary manufacturer of record is Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir. Government technical data includes 1 verified specification, 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. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6230-00-128-2451
Primary Part NumberSC-D-6668
Item NameBlackout Filter Adapter
FSC / FSG6230 / 62 — No Item Name Available
ManufacturerUs Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
StatusACTIVE
General Characteristics Item DescriptionTHERMO PLASTIC,TYPE EXC-477
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
4820-00-689-32075801X3-4IN INTERCHANGEABLE
Valve,globe
Ohio Brass Co
5955-01-323-860877C722989P001 INTERCHANGEABLE
Crystal Unit,quartz
Lockheed Martin Corporation Div Rms
1240-01-487-0870069500 INTERCHANGEABLE
Periscope,submarine
L3 Technologies, Inc. Div L3 Keo
Cross-Reference Index
Part NumberManufacturer
SC-D-6668 PRIMARY Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir (USA)
M374 Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir (USA)
Related Parts
4820-00-689-3207INTERCHANGEABLE
VALVE,GLOBE
5801X3-4IN
5955-01-323-8608INTERCHANGEABLE
CRYSTAL UNIT,QUARTZ
77C722989P001
1240-01-487-0870INTERCHANGEABLE
PERISCOPE,SUBMARINE
069500

Frequently Asked Questions

What is NSN 6230-00-128-2451?

NSN 6230-00-128-2451 is a Blackout Filter Adapter, manufactured by Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir, classified under FSC 6230 (No Item Name Available). Status: active.

What are the part numbers for NSN 6230-00-128-2451?

NSN 6230-00-128-2451 has 2 cross-referenced part numbers: SC-D-6668 (Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir), M374 (Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir).

What NSN replaces 6230-00-128-2451?

There are 3 known substitutes for 6230-00-128-2451: 4820-00-689-3207, 5955-01-323-8608, 1240-01-487-0870. Verify interchangeability with system specifications before substitution.

What are the specifications of SC-D-6668?

Key specifications for SC-D-6668: General Characteristics Item Description: THERMO PLASTIC,TYPE EXC-477. 1 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com