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R501-18 ✓ 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 R501-18 is a the manufacturer industrial component. Key specifications include Platform: Dell PowerEdge R501. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6685-00-527-6221, 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
R501-18
NSN: 6685-00-527-6221
FSC: 6685
CAGE: 17858 — ZEKS AIR DRIER CORP SUB OF KEMP CO (USA)
SPECIFICATIONS
PlatformDell PowerEdge R501
NSN6685-00-527-6221
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available R501-18 TITLE COMPONENT PN R501-18 MFR R501-18
KEY FEATURES
•
BOLT CIRCLE DIAMETER: 3.125 INCHES NOMINAL IN
•
MATERIAL: BRASS CASE
•
NONDEFINITIVE SPEC/STD DATA: 1 POLISHED
•
MOUNTING HOLE QUANTITY: 3
•
OVERALL DIAMETER: 3.500 INCHES NOMINAL IN
•
SCALE INSCRIPTION/BACKGROUND COLOR: BLACK FIGURES ON WHITE BACKGROUND
TECHNICAL CHARACTERISTICS (FLIS)
BOLT CIRCLE DIAMETER3.125 INCHES NOMINAL IN
MATERIALBRASS CASE
MATERIALGLASS PROTECTIVE CRYSTAL
NONDEFINITIVE SPEC/STD DATA1 POLISHED
MOUNTING HOLE QUANTITY3
OVERALL DIAMETER3.500 INCHES NOMINAL IN
MATERIALBRONZE ACTUATING ELEMENT
SCALE INSCRIPTION/BACKGROUND COLORBLACK FIGURES ON WHITE BACKGROUND
POINTER TYPEINDICATING
CONNECTION TYPEEXTERNAL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 21
11731-2Interchangeable
interchangeable cross-reference
interchangeable
11731-1Interchangeable
interchangeable cross-reference
interchangeable
11731Interchangeable
interchangeable cross-reference
interchangeable
65-04Interchangeable
interchangeable cross-reference
interchangeable
840-002-001Interchangeable
interchangeable cross-reference
interchangeable
M8-G1K-B4Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is R501-18?
R501-18 is a R501-18.
What parts can replace R501-18?
There are 21 known substitutes for R501-18: 11731-2, 11731-1, 11731 and 18 more. Substitute compatibility should be verified for your specific system.
What is the NSN for R501-18?
R501-18 is cataloged in the Federal Logistics Information System (FLIS) under NSN 6685-00-527-6221. 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