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Technical Data Sheet
PartsTable / MRO / CRT-4A
CRT-4A ✓ Verified by PartsTable
— · MRO · MRO_GENERAL
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The CRT-4A is a the manufacturer industrial component. Key specifications include overall_width: 2.250 INCHES NOMINAL IN, overall_height: 1.125 INCHES NOMINAL IN, overall_length: 3.000 INCHES NOMINAL IN, frequency_rating: 5.0 MEGAHERTZ MINIMUM AND 500.0 MEGAHERTZ MAXIMUM, terminal_type_and_quantity: 6 CONNECTOR, COAXIAL, FEMALE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6625-01-380-6988, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
MRO→ MRO_GENERAL→ CRT-4A
NSN: 6625-01-380-6988
FSC: 6625
CAGE: 82054 — BLONDER TONGUE LABORATORIES, INC. (USA)
SPECIFICATIONS
overall_width2.250 INCHES NOMINAL IN
overall_height1.125 INCHES NOMINAL IN
overall_length3.000 INCHES NOMINAL IN
frequency_rating5.0 MEGAHERTZ MINIMUM AND 500.0 MEGAHERTZ MAXIMUM
terminal_type_and_quantity6 CONNECTOR, COAXIAL, FEMALE
NSN6625-01-380-6988
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CRT-4A TITLE COMPONENT PN CRT-4A MFR CRT-4A
KEY FEATURES
•
FREQUENCY RATING: 5.0 MEGAHERTZ MINIMUM AND 500.0 MEGAHERTZ MAXIMUM
•
TERMINAL TYPE AND QUANTITY: 6 CONNECTOR, COAXIAL, FEMALE
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL WIDTH2.250 INCHES NOMINAL IN
FREQUENCY RATING5.0 MEGAHERTZ MINIMUM AND 500.0 MEGAHERTZ MAXIMUM
TERMINAL TYPE AND QUANTITY6 CONNECTOR, COAXIAL, FEMALE
OVERALL HEIGHT1.125 INCHES NOMINAL IN
OVERALL LENGTH3.000 INCHES NOMINAL IN
OVERALL WIDTH2.250 INCHES NOMINAL IN
FREQUENCY RATING5.0 MEGAHERTZ MINIMUM AND 500.0 MEGAHERTZ MAXIMUM
TERMINAL TYPE AND QUANTITY6 CONNECTOR, COAXIAL, FEMALE
OVERALL HEIGHT1.125 INCHES NOMINAL IN
OVERALL LENGTH3.000 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
3235427Interchangeable
interchangeable cross-reference
interchangeable
3215379Interchangeable
interchangeable cross-reference
interchangeable
4064Interchangeable
interchangeable cross-reference
interchangeable
22385Interchangeable
interchangeable cross-reference
interchangeable
BAC1503-1511Interchangeable
interchangeable cross-reference
interchangeable
10-33B40 STBY/TRAPInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is CRT-4A?
CRT-4A is a CRT-4A. It is classified as a MRO (MRO_GENERAL).
What parts can replace CRT-4A?
There are 15 known substitutes for CRT-4A: 3235427, 3215379, 4064 and 12 more. Substitute compatibility should be verified for your specific system.
What is the NSN for CRT-4A?
CRT-4A is cataloged in the Federal Logistics Information System (FLIS) under NSN 6625-01-380-6988. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026