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PartsTable / COMPONENT / 4981981-6
4981981-6 ✓ 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 SEAT,BALL SOCKET is a the manufacturer industrial component. Key specifications include radius: 0.625 INCHES NOMINAL IN, material: STEEL, shank_length: 0.378 INCHES NOMINAL IN, hole_diameter: 0.190 INCHES NOMINAL IN, overall_height: 0.770 INCHES NOMINAL IN, shank_diameter: 0.595 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 2530-00-752-1428, 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
4981981-6
NSN: 2530-00-752-1428
FSC: 2530
CAGE: 0AHU0 — KALMAR AC INC (USA)
SPECIFICATIONS
radius0.625 INCHES NOMINAL IN
materialSTEEL
shank_length0.378 INCHES NOMINAL IN
hole_diameter0.190 INCHES NOMINAL IN
overall_height0.770 INCHES NOMINAL IN
shank_diameter0.595 INCHES NOMINAL IN
ball_seat_depth0.150 INCHES NOMINAL IN
outside_diameter1.217 INCHES NOMINAL IN
style_designatorSEAT
NSN2530-00-752-1428
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SEAT,BALL SOCKET TITLE COMPONENT PN 4981981-6 MFR SEAT,BALL SOCKET
KEY FEATURES
•
STYLE DESIGNATOR: SEAT
•
BALL SEAT DEPTH: 0.150 INCHES NOMINAL IN
•
MATERIAL: STEEL
•
SHANK LENGTH: 0.378 INCHES NOMINAL IN
•
HOLE DIAMETER: 0.190 INCHES NOMINAL IN
•
SHANK DIAMETER: 0.595 INCHES NOMINAL IN
•
OUTSIDE DIAMETER: 1.217 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
STYLE DESIGNATORSEAT
BALL SEAT DEPTH0.150 INCHES NOMINAL IN
MATERIALSTEEL
SHANK LENGTH0.378 INCHES NOMINAL IN
HOLE DIAMETER0.190 INCHES NOMINAL IN
OVERALL HEIGHT0.770 INCHES NOMINAL IN
SHANK DIAMETER0.595 INCHES NOMINAL IN
OUTSIDE DIAMETER1.217 INCHES NOMINAL IN
RADIUS0.625 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
S-403-4Interchangeable
interchangeable cross-reference
interchangeable
1728050Interchangeable
interchangeable cross-reference
interchangeable
S-4034-1Interchangeable
interchangeable cross-reference
interchangeable
MIL-R-15917-IV-BR-MILGP IT NO 56Interchangeable
interchangeable cross-reference
interchangeable
MIL-R-15917-IV-BR-MILGPInterchangeable
interchangeable cross-reference
interchangeable
220K2Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 4981981-6?
4981981-6 is a SEAT,BALL SOCKET.
What parts can replace 4981981-6?
There are 7 known substitutes for 4981981-6: S-403-4, 1728050, S-4034-1 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 4981981-6?
4981981-6 is cataloged in the Federal Logistics Information System (FLIS) under NSN 2530-00-752-1428. 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