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M21097/1-128 — Technical Data Sheet

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— · 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

CONNECTOR,RECEPTACLE,ELECTRICAL. Key specifications include body_style: STRAIGHT EDGE TYPE W/MOUNTING FLANGE, overall_width: 0.406 INCHES NOMINAL IN, overall_height: 0.911 INCHES MAXIMUM IN, overall_length: 3.736 INCHES MAXIMUM IN, environmental_protection: MOISTURE RESISTANT AND VIBRATION RESISTANT AND SALT WATER RESISTANT, unthreaded_mounting_hole_diameter: 0.128 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5935-01-261-8399, 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
M21097/1-128
NSN: 5935-01-261-8399
FSC: 5935
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
body_styleSTRAIGHT EDGE TYPE W/MOUNTING FLANGE
overall_width0.406 INCHES NOMINAL IN
overall_height0.911 INCHES MAXIMUM IN
overall_length3.736 INCHES MAXIMUM IN
environmental_protectionMOISTURE RESISTANT AND VIBRATION RESISTANT AND SALT WATER RESISTANT
unthreaded_mounting_hole_diameter0.128 INCHES NOMINAL IN
distance_between_mounting_facility_centers3.406 INCHES NOMINAL IN
NSN5935-01-261-8399
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CONNECTOR,RECEPTACLE,ELECTRICAL TITLE COMPONENT PN M21097/1-128 MFR CONNECTOR,RECEPTACLE,E
KEY FEATURES
•
DISTANCE BETWEEN MOUNTING FACILITY CENTERS: 3.406 INCHES NOMINAL IN
•
UNTHREADED MOUNTING HOLE DIAMETER: 0.128 INCHES NOMINAL IN
•
BODY STYLE: STRAIGHT EDGE TYPE W/MOUNTING FLANGE
•
ENVIRONMENTAL PROTECTION: MOISTURE RESISTANT AND VIBRATION RESISTANT AND SALT WATER RESISTANT
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL WIDTH0.406 INCHES NOMINAL IN
DISTANCE BETWEEN MOUNTING FACILITY CENTERS3.406 INCHES NOMINAL IN
OVERALL LENGTH3.736 INCHES MAXIMUM IN
OVERALL HEIGHT0.911 INCHES MAXIMUM IN
UNTHREADED MOUNTING HOLE DIAMETER0.128 INCHES NOMINAL IN
BODY STYLESTRAIGHT EDGE TYPE W/MOUNTING FLANGE
ENVIRONMENTAL PROTECTIONMOISTURE RESISTANT AND VIBRATION RESISTANT AND SALT WATER RESISTANT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
MIL-DTL-21097/1Interchangeable
interchangeable cross-reference
interchangeable
3380028-011Interchangeable
interchangeable cross-reference
interchangeable
MIL-C-21097AInterchangeable
interchangeable cross-reference
interchangeable
M21097/1-118Interchangeable
interchangeable cross-reference
interchangeable
MIL-C-21097/1Interchangeable
interchangeable cross-reference
interchangeable
M21097/1-028Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is M21097/1-128?
M21097/1-128 is a CONNECTOR,RECEPTACLE,ELECTRICAL.
What parts can replace M21097/1-128?
There are 9 known substitutes for M21097/1-128: MIL-DTL-21097/1, 3380028-011, MIL-C-21097A and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for M21097/1-128?
M21097/1-128 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5935-01-261-8399. This indicates validated use in U.S. government and defense supply chains.
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Last verified: September 2026