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Technical Data Sheet
PartsTable / MRO / MT-139
MT-139 ✓ 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

CONE AND ROLLERS,TAPERED ROLLER. Key specifications include depth: 1.000 INCHES NOMINAL IN, height: 2.250 INCHES NOMINAL IN, length: 5.500 INCHES NOMINAL IN, enclosure_feature: SINGLE ITEM W/HOUSING, test_type_for_which_designed: FREQUENCY. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6625-01-126-7738, 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→ MT-139
NSN: 6625-01-126-7738
FSC: 6625
CAGE: 0YL13 — LUCENT TECHNOLOGIES INC ADVANCED TECHNOLOGY SYSTEMS (USA)
SPECIFICATIONS
depth1.000 INCHES NOMINAL IN
height2.250 INCHES NOMINAL IN
length5.500 INCHES NOMINAL IN
enclosure_featureSINGLE ITEM W/HOUSING
test_type_for_which_designedFREQUENCY
NSN6625-01-126-7738
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CONE AND ROLLERS,TAPERED ROLLER TITLE COMPONENT PN MT-139 MFR CONE AND ROLLERS,TAPER
KEY FEATURES
•
TEST TYPE FOR WHICH DESIGNED: FREQUENCY
•
HEIGHT: 2.250 INCHES NOMINAL IN
•
ENCLOSURE FEATURE: SINGLE ITEM W/HOUSING
•
LENGTH: 5.500 INCHES NOMINAL IN
•
DEPTH: 1.000 INCHES NOMINAL IN
TYPICAL APPLICATIONS
  • Long-term data archival and compliance retention
  • Offsite backup and disaster recovery
  • Air-gapped ransomware protection
  • Cold storage tier for infrequently accessed data
TECHNICAL CHARACTERISTICS (FLIS)
TEST TYPE FOR WHICH DESIGNEDFREQUENCY
HEIGHT2.250 INCHES NOMINAL IN
ENCLOSURE FEATURESINGLE ITEM W/HOUSING
LENGTH5.500 INCHES NOMINAL IN
DEPTH1.000 INCHES NOMINAL IN
TEST TYPE FOR WHICH DESIGNEDFREQUENCY
HEIGHT2.250 INCHES NOMINAL IN
ENCLOSURE FEATURESINGLE ITEM W/HOUSING
LENGTH5.500 INCHES NOMINAL IN
DEPTH1.000 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
2984Interchangeable
interchangeable cross-reference
interchangeable
927018Interchangeable
interchangeable cross-reference
interchangeable
R6774Interchangeable
interchangeable cross-reference
interchangeable
13015Interchangeable
interchangeable cross-reference
interchangeable
139CInterchangeable
interchangeable cross-reference
interchangeable
102804390Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MT-139?
MT-139 is a CONE AND ROLLERS,TAPERED ROLLER. It is classified as a MRO (MRO_GENERAL).
What parts can replace MT-139?
There are 8 known substitutes for MT-139: 2984, 927018, R6774 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MT-139?
MT-139 is cataloged in the Federal Logistics Information System (FLIS) under NSN 6625-01-126-7738. 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