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PartsTable / COMPONENT / 503-S 28
503-S 28 ✓ 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, point_type: CONVENTIONAL, point_angle: 118.0 DEGREES NOMINAL, shank_style: STRAIGHT ROUND, flute_length: 1.750 INCHES NOMINAL IN, overall_length: 2.875 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5133-00-189-9273, 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
503-S 28
NSN: 5133-00-189-9273
FSC: 5133
CAGE: 65400 — GREENFIELD INDUSTRIES INC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
point_typeCONVENTIONAL
point_angle118.0 DEGREES NOMINAL
shank_styleSTRAIGHT ROUND
flute_length1.750 INCHES NOMINAL IN
flute_quantity2
overall_length2.875 INCHES NOMINAL IN
shank_diameter0.140 INCHES NOMINAL IN
special_featuresJOBBERS LG; WIRE SIZE 28
cutting_end_styleGENERAL PURPOSE
nominal_cutting_diameter0.1405 INCHES IN
cutting_rotation_directionRIGHT-HAND
NSN5133-00-189-9273
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CONNECTOR,RECEPTACLE,ELECTRICAL TITLE COMPONENT PN 503-S 28 MFR CONNECTOR,RECEPTACLE,E
KEY FEATURES
•
FLUTE LENGTH: 1.750 INCHES NOMINAL IN
•
SHANK DIAMETER: 0.140 INCHES NOMINAL IN
•
POINT ANGLE: 118.0 DEGREES NOMINAL
•
SPECIFICATION/STANDARD DATA: 05047-ASME B94.11M PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
•
POINT TYPE: CONVENTIONAL
•
SHANK STYLE: STRAIGHT ROUND
TECHNICAL CHARACTERISTICS (FLIS)
FLUTE LENGTH1.750 INCHES NOMINAL IN
SHANK DIAMETER0.140 INCHES NOMINAL IN
POINT ANGLE118.0 DEGREES NOMINAL
SPECIAL FEATURESJOBBERS LG; WIRE SIZE 28
SPECIFICATION/STANDARD DATA05047-ASME B94.11M PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
OVERALL LENGTH2.875 INCHES NOMINAL IN
POINT TYPECONVENTIONAL
SHANK STYLESTRAIGHT ROUND
CUTTING END STYLEGENERAL PURPOSE
MATERIALSTEEL OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 31
DMP18-4Interchangeable
interchangeable cross-reference
interchangeable
24111Interchangeable
interchangeable cross-reference
interchangeable
DPM18-4Interchangeable
interchangeable cross-reference
interchangeable
TT-E-488Interchangeable
interchangeable cross-reference
interchangeable
93-005Interchangeable
interchangeable cross-reference
interchangeable
N764880Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 503-S 28?
503-S 28 is a CONNECTOR,RECEPTACLE,ELECTRICAL.
What parts can replace 503-S 28?
There are 31 known substitutes for 503-S 28: DMP18-4, 24111, DPM18-4 and 28 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 503-S 28?
503-S 28 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5133-00-189-9273. 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