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515103 ✓ 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 KEY,SOCKET HEAD SCREW is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, overall_length: 2.637 INCHES NOMINAL IN, long_arm_length: 2.281 INCHES MINIMUM AND 2.469 INCHES MAXIMUM IN, short_arm_length: 0.703 INCHES MINIMUM AND 0.891 INCHES MAXIMUM IN, style_designator: L-HANDLE, wrenching_surface_size: 0.168 INCHES NOMINAL BOTH ENDS 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 5120-00-113-4173, 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
515103
NSN: 5120-00-113-4173
FSC: 5120
CAGE: 82199 — ROHDE & SCHWARZ USA, INC. (USA)
SPECIFICATIONS
materialSTEEL OVERALL
overall_length2.637 INCHES NOMINAL IN
long_arm_length2.281 INCHES MINIMUM AND 2.469 INCHES MAXIMUM IN
short_arm_length0.703 INCHES MINIMUM AND 0.891 INCHES MAXIMUM IN
style_designatorL-HANDLE
wrenching_surface_size0.168 INCHES NOMINAL BOTH ENDS IN
wrenching_surface_shapeSPLINE BOTH ENDS EXTERNAL
specification/standard_data05047-ASME B18.3 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
wrenching_surface_flute_quantity6
NSN5120-00-113-4173
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available KEY,SOCKET HEAD SCREW TITLE COMPONENT PN 515103 MFR KEY,SOCKET HEAD SCREW
KEY FEATURES
•
LONG ARM LENGTH: 2.281 INCHES MINIMUM AND 2.469 INCHES MAXIMUM IN
•
SPECIFICATION/STANDARD DATA: 05047-ASME B18.3 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
•
WRENCHING SURFACE SIZE: 0.168 INCHES NOMINAL BOTH ENDS IN
•
MATERIAL: STEEL OVERALL
•
WRENCHING SURFACE FLUTE QUANTITY: 6
•
STYLE DESIGNATOR: L-HANDLE
•
WRENCHING SURFACE SHAPE: SPLINE BOTH ENDS EXTERNAL
•
SHORT ARM LENGTH: 0.703 INCHES MINIMUM AND 0.891 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
LONG ARM LENGTH2.281 INCHES MINIMUM AND 2.469 INCHES MAXIMUM IN
SPECIFICATION/STANDARD DATA05047-ASME B18.3 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
WRENCHING SURFACE SIZE0.168 INCHES NOMINAL BOTH ENDS IN
MATERIALSTEEL OVERALL
WRENCHING SURFACE FLUTE QUANTITY6
STYLE DESIGNATORL-HANDLE
WRENCHING SURFACE SHAPESPLINE BOTH ENDS EXTERNAL
SHORT ARM LENGTH0.703 INCHES MINIMUM AND 0.891 INCHES MAXIMUM IN
OVERALL LENGTH2.637 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
23-90023-1Interchangeable
interchangeable cross-reference
interchangeable
65-30Interchangeable
interchangeable cross-reference
interchangeable
2AE170M1Interchangeable
interchangeable cross-reference
interchangeable
B18.3Interchangeable
Same NIIN cross-reference
interchangeable
GGG-K-275 TY2CL1Interchangeable
Same NIIN cross-reference
interchangeable
GGG-K-275Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 515103?
515103 is a KEY,SOCKET HEAD SCREW.
What parts can replace 515103?
There are 6 known substitutes for 515103: 23-90023-1, 65-30, 2AE170M1 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 515103?
515103 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5120-00-113-4173. 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