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Technical Data Sheet
PartsTable / MRO / 321-080
321-080 ✓ 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

LINE SECTION,RADIO FREQUENCY TRA. Key specifications include fastener_length: 2.000 INCHES NOMINAL IN, thread_direction: RIGHT-HAND, end_item_identification: KC46A SUPPORT EQUIPMENT, nominal_thread_diameter: 0.312 INCHES IN, thread_quantity_per_inch: 18, thread_series_designator: UNIFIED NATIONAL COARSE (UNC). This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5815-00-042-5271, 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→ 321-080
NSN: 5815-00-042-5271
FSC: 5815
CAGE: 57712 — TELEMECHANICS INC (USA)
SPECIFICATIONS
fastener_length2.000 INCHES NOMINAL IN
thread_directionRIGHT-HAND
end_item_identificationKC46A SUPPORT EQUIPMENT
nominal_thread_diameter0.312 INCHES IN
thread_quantity_per_inch18
thread_series_designatorUNIFIED NATIONAL COARSE (UNC)
part_name_assigned_by_controlling_agencyHHCS, 5/16-18 X 2" LG
NSN5815-00-042-5271
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available LINE SECTION,RADIO FREQUENCY TRA TITLE COMPONENT PN 321-080 MFR LINE SECTION,RADIO FRE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
6S6-120VInterchangeable
interchangeable cross-reference
interchangeable
8017/21-03-5 GR EEN 120V 60HZInterchangeable
interchangeable cross-reference
interchangeable
656-120/125VInterchangeable
interchangeable cross-reference
interchangeable
321080Interchangeable
interchangeable cross-reference
interchangeable
CAT.NO.100A REF.NO.72Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 321-080?
321-080 is a LINE SECTION,RADIO FREQUENCY TRA. It is classified as a MRO (MRO_GENERAL).
What parts can replace 321-080?
There are 5 known substitutes for 321-080: 6S6-120V, 8017/21-03-5 GR EEN 120V 60HZ, 656-120/125V and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 321-080?
321-080 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5815-00-042-5271. 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