PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 556-8804
556-8804 ✓ Verified by PartsTable
— · TAPERED BEARING
WHAT YOU NEED TO KNOW
Cup and cone sold separately — confirm both needed Timken series numbers indicate dimensions
Cup and cone NOT sold as set — verify order
PRODUCT OVERVIEW

The BACKSHELL,ELECTRICAL CONNECTOR is a the manufacturer industrial component. Key specifications include material: STEEL COMP 5140 OVERALL, overall_length: 0.3650 INCHES MINIMUM AND 0.3850 INCHES MAXIMUM IN, style_designator: NEEDLE ROLLER, SPHERICAL ENDS, rolling_element_diameter: 0.1248 INCHES MINIMUM AND 0.1250 INCHES MAXIMUM 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 3110-00-198-1007, 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
556-8804
NSN: 3110-00-198-1007
FSC: 3110
CAGE: 11530 — LOCKHEED MARTIN CORPORATION DIV LOCKHEED MARTIN INFORMATION SYSTEMS & GLOBAL SOLUTIONS (USA)
SPECIFICATIONS
materialSTEEL COMP 5140 OVERALL
overall_length0.3650 INCHES MINIMUM AND 0.3850 INCHES MAXIMUM IN
style_designatorNEEDLE ROLLER, SPHERICAL ENDS
rolling_element_diameter0.1248 INCHES MINIMUM AND 0.1250 INCHES MAXIMUM IN
NSN3110-00-198-1007
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 556-8804 · OEM ⚠ VERIFY BEFORE ORDERING Cup and cone sold separately — verify you are ordering BOTH parts or the correct component. Always replace cup and cone together — mismatched wear = premature failure ✓ BROKER TIP Taper angle determines axial load capacity. Steeper angle = higher axial load rating. Timken series numbers indicate dimensions — cross-reference carefully PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
MATERIAL: STEEL COMP 5140 OVERALL
•
STYLE DESIGNATOR: NEEDLE ROLLER, SPHERICAL ENDS
•
ROLLING ELEMENT DIAMETER: 0.1248 INCHES MINIMUM AND 0.1250 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL LENGTH0.3650 INCHES MINIMUM AND 0.3850 INCHES MAXIMUM IN
MATERIALSTEEL COMP 5140 OVERALL
STYLE DESIGNATORNEEDLE ROLLER, SPHERICAL ENDS
ROLLING ELEMENT DIAMETER0.1248 INCHES MINIMUM AND 0.1250 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
121-B-12Interchangeable
interchangeable cross-reference
interchangeable
7121B1-4Interchangeable
interchangeable cross-reference
interchangeable
973B197H01Interchangeable
interchangeable cross-reference
interchangeable
31322Interchangeable
interchangeable cross-reference
interchangeable
AN 85131Interchangeable
interchangeable cross-reference
interchangeable
50062DInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
Ready to buy 556-8804?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 556-8804?
556-8804 is a BACKSHELL,ELECTRICAL CONNECTOR.
What parts can replace 556-8804?
There are 17 known substitutes for 556-8804: 121-B-12, 7121B1-4, 973B197H01 and 14 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 556-8804?
556-8804 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-198-1007. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Comments (0)
No comments yet. Be the first to share what you know.
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 556-8804

✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026