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PartsTable / COMPONENT / T3-421-48NT
T3-421-48NT ✓ Verified by PartsTable
— · COMPONENT
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 SHIELD,ELECTRON TUBE is a the manufacturer industrial component. Key specifications include material: SILVER AND COPPER ALLOY, overall_width: 0.537 INCHES MAXIMUM IN, overall_height: 0.450 INCHES MAXIMUM IN, overall_length: 1.312 INCHES NOMINAL IN, style_designator: OPEN END, WRAP AROUND SHELL W/BASE, surface_treatment: SILVER. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5960-00-931-2483, 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
T3-421-48NT
NSN: 5960-00-931-2483
FSC: 5960
CAGE: 98978 — CTS ELECTRONIC COMPONENTS (CALIFORNIA) INC DBA IERC DIV CTS ELECTRONIC COMPONENTS (USA)
SPECIFICATIONS
materialSILVER AND COPPER ALLOY
overall_width0.537 INCHES MAXIMUM IN
overall_height0.450 INCHES MAXIMUM IN
overall_length1.312 INCHES NOMINAL IN
style_designatorOPEN END, WRAP AROUND SHELL W/BASE
surface_treatmentSILVER
tube_accommodated_maximum_height0.875 INCHES IN
unthreaded_mounting_hole_diameter0.078 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
mounting_facility_type_and_quantity4 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY
distance_between_mounting_facility_centers1.125 INCHES NOMINAL SINGLE MOUNTING FACILITY SECOND CENTER GROUP IN
tube_envelope_accommodated_maximum_diameter0.375 INCHES IN
NSN5960-00-931-2483
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SHIELD,ELECTRON TUBE TITLE COMPONENT PN T3-421-48NT MFR SHIELD,ELECTRON TUBE
KEY FEATURES
•
TUBE ACCOMMODATED MAXIMUM HEIGHT: 0.875 INCHES IN
•
STYLE DESIGNATOR: OPEN END, WRAP AROUND SHELL W/BASE
•
SURFACE TREATMENT: SILVER
•
UNTHREADED MOUNTING HOLE DIAMETER: 0.078 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
•
MATERIAL: SILVER AND COPPER ALLOY
•
TUBE ENVELOPE ACCOMMODATED MAXIMUM DIAMETER: 0.375 INCHES IN
•
DISTANCE BETWEEN MOUNTING FACILITY CENTERS: 0.297 INCHES NOMINAL SINGLE MOUNTING FACILITY FIRST CENTER GROUP IN
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL HEIGHT0.450 INCHES MAXIMUM IN
TUBE ACCOMMODATED MAXIMUM HEIGHT0.875 INCHES IN
STYLE DESIGNATOROPEN END, WRAP AROUND SHELL W/BASE
SURFACE TREATMENTSILVER
UNTHREADED MOUNTING HOLE DIAMETER0.078 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
MATERIALSILVER AND COPPER ALLOY
TUBE ENVELOPE ACCOMMODATED MAXIMUM DIAMETER0.375 INCHES IN
DISTANCE BETWEEN MOUNTING FACILITY CENTERS0.297 INCHES NOMINAL SINGLE MOUNTING FACILITY FIRST CENTER GROUP IN
OVERALL WIDTH0.537 INCHES MAXIMUM IN
MOUNTING FACILITY TYPE AND QUANTITY4 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY
VERIFIED SUBSTITUTES & CROSS-REFERENCES 21
R20538Interchangeable
interchangeable cross-reference
interchangeable
1734191Interchangeable
interchangeable cross-reference
interchangeable
117331Interchangeable
interchangeable cross-reference
interchangeable
10058Interchangeable
interchangeable cross-reference
interchangeable
N10058Interchangeable
interchangeable cross-reference
interchangeable
2410 29/32Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is T3-421-48NT?
T3-421-48NT is a SHIELD,ELECTRON TUBE.
What parts can replace T3-421-48NT?
There are 21 known substitutes for T3-421-48NT: R20538, 1734191, 117331 and 18 more. Substitute compatibility should be verified for your specific system.
What is the NSN for T3-421-48NT?
T3-421-48NT is cataloged in the Federal Logistics Information System (FLIS) under NSN 5960-00-931-2483. 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