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PartsTable / COMPONENT / SYM 1218.3
SYM 1218.3 ✓ 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 SYM 1218.3 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 5935-00-220-2213, 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
SYM 1218.3
NSN: 5935-00-220-2213
FSC: 5935
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
Part NumberSYM 1218.3
NSN5935-00-220-2213
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SYM 1218.3 TITLE COMPONENT PN SYM 1218.3 MFR SYM 1218.3
KEY FEATURES
•
OVERALL DIAMETER: 2.250 INCHES NOMINAL IN
•
THREAD DIRECTION: RIGHT-HAND
•
INCLUDED CONTACT TYPE: FLAT PIN SINGLE MATING END SECOND CONTACT GROUPING
•
TERMINAL TYPE: SCREW W/WIRE LOCK SINGLE MATING END ALL CONTACT GROUPINGS
•
TERMINAL LOCATION: BACK SINGLE MATING END ALL CONTACT GROUPINGS
•
NOMINAL THREAD LENGTH: 0.375 INCHES IN
•
THREAD QUANTITY PER INCH: 28
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL DIAMETER2.250 INCHES NOMINAL IN
THREAD DIRECTIONRIGHT-HAND
INCLUDED CONTACT TYPEFLAT PIN SINGLE MATING END SECOND CONTACT GROUPING
TERMINAL TYPESCREW W/WIRE LOCK SINGLE MATING END ALL CONTACT GROUPINGS
TERMINAL LOCATIONBACK SINGLE MATING END ALL CONTACT GROUPINGS
NOMINAL THREAD LENGTH0.375 INCHES IN
THREAD QUANTITY PER INCH28
INCLUDED CONTACT TYPEU-PIN SINGLE MATING END FIRST CONTACT GROUPING
CONTACT REMOVABILITYNONREMOVABLE SINGLE MATING END SINGLE CONTACT GROUPING
CONTACT MAXIMUM AC VOLTAGE RATING IN VOLTS125.0 SINGLE MATING END ALL CONTACT GROUPINGS
VERIFIED SUBSTITUTES & CROSS-REFERENCES 18
25100Interchangeable
interchangeable cross-reference
interchangeable
110 1/2Interchangeable
interchangeable cross-reference
interchangeable
500Interchangeable
interchangeable cross-reference
interchangeable
905466-1Interchangeable
interchangeable cross-reference
interchangeable
12183Interchangeable
interchangeable cross-reference
interchangeable
16S17Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is SYM 1218.3?
SYM 1218.3 is a SYM 1218.3.
What parts can replace SYM 1218.3?
There are 18 known substitutes for SYM 1218.3: 25100, 110 1/2, 500 and 15 more. Substitute compatibility should be verified for your specific system.
What is the NSN for SYM 1218.3?
SYM 1218.3 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5935-00-220-2213. 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