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Technical Data Sheet
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M73 — Technical Data Sheet

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LENOVO · IT_GENERAL · WORKSTATION
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 Lenovo ThinkCentre M73 is a LENOVO industrial component. Key specifications include WIDTH: 0.249 INCHES NOMINAL IN, LENGTH: 0.710 INCHES NOMINAL IN, MATERIAL: CARBON, THICKNESS: 0.247 INCHES NOMINAL IN, BODY STYLE: RECTANGULAR, STYLE DESIGNATOR: ONE PIECE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5977-00-116-7237, 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
IT_GENERAL→ WORKSTATION→ M73
NSN: 5977-00-116-7237
FSC: 5977
CAGE: 97418 — SUTTON MFG CORP DBA SUTTON BLOWERS (USA)
SPECIFICATIONS
WIDTH0.249 INCHES NOMINAL IN
LENGTH0.710 INCHES NOMINAL IN
MATERIALCARBON
THICKNESS0.247 INCHES NOMINAL IN
BODY STYLERECTANGULAR
STYLE DESIGNATORONE PIECE
TERMINAL DIAMETER0.368 INCHES NOMINAL IN
BRUSH SHUNT LENGTH1.125 INCHES NOMINAL SINGLE SHUNT IN
CONTACT FACE STYLECONCAVE
SPRING FREE LENGTH1.150 INCHES NOMINAL IN
LARGEST OUTSIDE DIAMETER0.236 INCHES NOMINAL IN
SHUNT POSITION DESIGNATOR5
NSN5977-00-116-7237
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR MFR: LENOVO Lenovo ThinkCentre M73 TITLE COMPONENT PN M73 MFR LENOVO Lenovo ThinkCentre M73
KEY FEATURES
•
STYLE DESIGNATOR: ONE PIECE
•
CONTACT FACE STYLE: CONCAVE
•
WIDTH: 0.249 INCHES NOMINAL IN
•
LENGTH: 0.710 INCHES NOMINAL IN
•
THICKNESS: 0.247 INCHES NOMINAL IN
•
LARGEST OUTSIDE DIAMETER: 0.236 INCHES NOMINAL IN
•
TERMINAL DIAMETER: 0.368 INCHES NOMINAL IN
•
SPRING FREE LENGTH: 1.150 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
STYLE DESIGNATORONE PIECE
CONTACT FACE STYLECONCAVE
WIDTH0.249 INCHES NOMINAL IN
LENGTH0.710 INCHES NOMINAL IN
THICKNESS0.247 INCHES NOMINAL IN
LARGEST OUTSIDE DIAMETER0.236 INCHES NOMINAL IN
TERMINAL DIAMETER0.368 INCHES NOMINAL IN
SPRING FREE LENGTH1.150 INCHES NOMINAL IN
BODY STYLERECTANGULAR
MATERIALCARBON
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
8594157Interchangeable
interchangeable cross-reference
interchangeable
1377-M217Interchangeable
interchangeable cross-reference
interchangeable
C1816-4-6Interchangeable
interchangeable cross-reference
interchangeable
VF125Interchangeable
interchangeable cross-reference
interchangeable
26516Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is M73?
M73 is a Lenovo ThinkCentre M73 manufactured by LENOVO. It is classified as a IT_GENERAL (WORKSTATION).
What parts can replace M73?
There are 5 known substitutes for M73: 8594157, 1377-M217, C1816-4-6 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for M73?
M73 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5977-00-116-7237. This indicates validated use in U.S. government and defense supply chains.
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Last verified: September 2026