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Technical Data Sheet
PartsTable / COMPONENT / 55508
55508 ✓ 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 PUMP,FUEL,CAM ACTUATED is a the manufacturer industrial component. Key specifications include phase: SINGLE FIRST OPERATING POWER RQMT, relay: NOT INCLUDED, material: STEEL OVERALL, bore_shape: STRAIGHT, bore_diameter: 40.00 MILLIMETERS NOMINAL MM, overall_width: 1.1875 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 3110-00-156-7887, 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
55508
NSN: 3110-00-156-7887
FSC: 3110
CAGE: 43334 — GENERAL MOTORS CORP DELCO MORAINE NDH DIV (USA)
SPECIFICATIONS
phaseSINGLE FIRST OPERATING POWER RQMT
relayNOT INCLUDED
materialSTEEL OVERALL
bore_shapeSTRAIGHT
bore_diameter40.00 MILLIMETERS NOMINAL MM
overall_width1.1875 INCHES NOMINAL IN
float_quantity1
load_directionANGULAR
overall_length12.375 INCHES NOMINAL IN
surface_finishGROUND
mounting_methodFLANGE
shield_quantity2
NSN3110-00-156-7887
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 55508 · 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
•
OVERALL OUTSIDE DIAMETER: 80.00 MILLIMETERS NOMINAL MM
•
SHIELD QUANTITY: 2
•
BORE SHAPE: STRAIGHT
•
LUBRICATION MATERIAL: GREASE
•
SURFACE FINISH: GROUND
•
LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATION: DOD-G-24508 MIL SPEC SINGLE MATERIAL RESPONSE
•
INTERNAL FIT-UP DESIGNATION: STANDARD
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL OUTSIDE DIAMETER80.00 MILLIMETERS NOMINAL MM
SHIELD QUANTITY2
BORE SHAPESTRAIGHT
LUBRICATION MATERIALGREASE
SURFACE FINISHGROUND
LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATIONDOD-G-24508 MIL SPEC SINGLE MATERIAL RESPONSE
INTERNAL FIT-UP DESIGNATIONSTANDARD
BORE SHAPESTRAIGHT
STANDARD TOLERANCE DESIGNATIONABEC NO.1
RETAINER FABRICATION METHODPRESSED
VERIFIED SUBSTITUTES & CROSS-REFERENCES 27
13027Interchangeable
interchangeable cross-reference
interchangeable
013027Interchangeable
interchangeable cross-reference
interchangeable
L86BS1Interchangeable
interchangeable cross-reference
interchangeable
SM-B-187088Interchangeable
interchangeable cross-reference
interchangeable
55508Interchangeable
interchangeable cross-reference
interchangeable
154784Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 55508?
55508 is a PUMP,FUEL,CAM ACTUATED.
What parts can replace 55508?
There are 27 known substitutes for 55508: 13027, 013027, L86BS1 and 24 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 55508?
55508 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-156-7887. 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