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PartsTable / COMPONENT / MIL-DTL-83503/21
MIL-DTL-83503/21 ✓ 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 MIL-DTL-83503/21 is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5935-01-159-3077, 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
MIL-DTL-83503/21
NSN: 5935-01-159-3077
FSC: 5935
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
Part NumberMIL-DTL-83503/21
NSN5935-01-159-3077
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available MIL-DTL-83503/21 TITLE COMPONENT PN MIL-DTL-83503/21 MFR MIL-DTL-83503/21
KEY FEATURES
•
UNTHREADED MOUNTING HOLE DIAMETER: 0.116 INCHES MAXIMUM IN
•
CONTACT MAXIMUM AC VOLTAGE RATING IN VOLTS: 300.0 SINGLE MATING END SINGLE CONTACT GROUPING
•
CONTACT MATERIAL: COPPER ALLOY SINGLE MATING END SINGLE CONTACT GROUPING
•
BODY STYLE: STRAIGHT EDGE TYPE W/CARD GUIDE
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL HEIGHT1.452 INCHES NOMINAL IN
OVERALL LENGTH1.260 INCHES MAXIMUM IN
OVERALL WIDTH0.320 INCHES MAXIMUM IN
SPECIAL FEATURESPOLARIZATION KEY ATTACHED TO HEADER
UNTHREADED MOUNTING HOLE DIAMETER0.116 INCHES MAXIMUM IN
CONTACT MAXIMUM AC VOLTAGE RATING IN VOLTS300.0 SINGLE MATING END SINGLE CONTACT GROUPING
CONTACT MATERIALCOPPER ALLOY SINGLE MATING END SINGLE CONTACT GROUPING
BODY STYLESTRAIGHT EDGE TYPE W/CARD GUIDE
PRECIOUS MATERIALGOLD
SPECIFICATION/STANDARD DATA81349-MIL-C-83503/21 GOVERNMENT SPECIFICATION
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
CWN362-10-0022Interchangeable
Same NIIN cross-reference
interchangeable
3446-2303Interchangeable
Same NIIN cross-reference
interchangeable
M83503/21-02Interchangeable
Same NIIN cross-reference
interchangeable
M83503/21-002Interchangeable
Same NIIN cross-reference
interchangeable
MIL-C-83503/21Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MIL-DTL-83503/21?
MIL-DTL-83503/21 is a MIL-DTL-83503/21.
What parts can replace MIL-DTL-83503/21?
There are 5 known substitutes for MIL-DTL-83503/21: CWN362-10-0022, 3446-2303, M83503/21-02 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MIL-DTL-83503/21?
MIL-DTL-83503/21 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5935-01-159-3077. 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