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504012 ✓ 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

CONNECTOR,RECEPTACLE,ELECTRICAL. Key specifications include material: STEEL OVERALL, body_type: SOLID, head_type: SOLID, drive_end_style: RAISED SQUARE, connection_style: PLAIN, thread_direction: RIGHT-HAND EXTERNAL. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 1660-00-186-0274, 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
504012
NSN: 1660-00-186-0274
FSC: 1660
CAGE: 0NEM2 — SZCZYPSKI, MICHAEL (USA)
SPECIFICATIONS
materialSTEEL OVERALL
body_typeSOLID
head_typeSOLID
drive_end_styleRAISED SQUARE
connection_stylePLAIN
thread_directionRIGHT-HAND EXTERNAL
surface_treatmentZINC OVERALL
operating_pressure125.000 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS
nominal_thread_size0.250 INCHES EXTERNAL IN
end_item_identification2330-01-534-4570 MEDIUM HEAVY EQUIPMENT TRANSPORTED 40 TON
thread_series_designatorNPT EXTERNAL
nondefinitive_spec/std_data2 TYPE AND C STYLE
NSN1660-00-186-0274
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CONNECTOR,RECEPTACLE,ELECTRICAL TITLE COMPONENT PN 504012 MFR CONNECTOR,RECEPTACLE,E
KEY FEATURES
•
GENERAL CHARACTERISTICS ITEM DESCRIPTION: CRES,PASSIVATED,0.500 IN. OD,0.420 IN. LG,USED ON 515000-1 REGULATOR IN
TECHNICAL CHARACTERISTICS (FLIS)
GENERAL CHARACTERISTICS ITEM DESCRIPTIONCRES,PASSIVATED,0.500 IN. OD,0.420 IN. LG,USED ON 515000-1 REGULATOR IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
4730002790985Interchangeable
interchangeable cross-reference
interchangeable
RD-7994-RD-50-1-DInterchangeable
interchangeable cross-reference
interchangeable
4478695B-PIECE6Interchangeable
interchangeable cross-reference
interchangeable
30JR126-1Interchangeable
interchangeable cross-reference
interchangeable
E1210101CInterchangeable
interchangeable cross-reference
interchangeable
A9416Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 504012?
504012 is a CONNECTOR,RECEPTACLE,ELECTRICAL.
What parts can replace 504012?
There are 7 known substitutes for 504012: 4730002790985, RD-7994-RD-50-1-D, 4478695B-PIECE6 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 504012?
504012 is cataloged in the Federal Logistics Information System (FLIS) under NSN 1660-00-186-0274. 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