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Technical Data Sheet
PartsTable / COMPONENT / 391C-D
391C-D ✓ 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 391C-D is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6680-00-934-8015, 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
391C-D
NSN: 6680-00-934-8015
FSC: 6680
CAGE: 4HZD3 — MAXIMA TECHNOLOGIES & SYSTEMS LLC DBA MAXIMA TECHNOLOGIES/STEWARD-WARNER (USA)
SPECIFICATIONS
Part Number391C-D
NSN6680-00-934-8015
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available 391C-D TITLE COMPONENT PN 391C-D MFR 391C-D
KEY FEATURES
•
CURRENT TYPE: DC
•
ELECTRICAL CONNECTION QUANTITY: 1
•
MOUNTING METHOD: HOLE
•
ACTUATION METHOD: FLOAT
•
TERMINAL TYPE: SCREW
•
FLOAT ARM LENGTH: 14.438 INCHES NOMINAL IN
•
VOLTAGE RATING: 12.0 VOLTS NOMINAL
•
ATTACHMENT FEATURE QUANTITY: 5
TECHNICAL CHARACTERISTICS (FLIS)
CURRENT TYPEDC
ELECTRICAL CONNECTION QUANTITY1
MOUNTING METHODHOLE
ACTUATION METHODFLOAT
TERMINAL TYPESCREW
FLOAT ARM LENGTH14.438 INCHES NOMINAL IN
VOLTAGE RATING12.0 VOLTS NOMINAL
ATTACHMENT FEATURE QUANTITY5
TERMINAL QUANTITY1
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
2100-07-0009Interchangeable
interchangeable cross-reference
interchangeable
27-843Interchangeable
interchangeable cross-reference
interchangeable
MS90537-43Interchangeable
interchangeable cross-reference
interchangeable
SSD330Interchangeable
interchangeable cross-reference
interchangeable
LAP37Interchangeable
interchangeable cross-reference
interchangeable
391Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 391C-D?
391C-D is a 391C-D.
What parts can replace 391C-D?
There are 11 known substitutes for 391C-D: 2100-07-0009, 27-843, MS90537-43 and 8 more. Substitute compatibility should be verified for your specific system.
Is 391C-D still available?
391C-D is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026