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875-12 — CYLINDER ASSEMBLY,REACTION

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

875-12: CYLINDER ASSEMBLY,REACTION.

The CYLINDER ASSEMBLY,REACTION is a the manufacturer industrial component. Key specifications include bore_diameter: 0.375 INCHES NOMINAL IN, extended_length: 26.750 INCHES NOMINAL IN, compressed_length: 14.750 INCHES NOMINAL IN, design_characteristics: SINGLE ACTING SINGLE CYLINDER, end_item_identification: BOAT, HARBOR S, working_pressure_rating: 240.000 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-065-9496, 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
875-12
NSN: 3110-00-065-9496
NIINs: 000659496, 016163597
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 24617 — GENERAL MOTORS CORP (USA)
SPECIFICATIONS
bore_diameter0.375 INCHES NOMINAL IN
extended_length26.750 INCHES NOMINAL IN
compressed_length14.750 INCHES NOMINAL IN
design_characteristicsSINGLE ACTING SINGLE CYLINDER
end_item_identificationBOAT, HARBOR S
working_pressure_rating240.000 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS
mounting_type_and_locationSTUD(S) BOTH ENDS
NSN3110-00-065-9496
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 875-12 · 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
•
BEARING SEAL TYPE: LABYRINTH
•
LUBRICATION MATERIAL: LUBRICANT
•
INTERNAL FIT-UP DESIGNATION: STANDARD
•
SURFACE FINISH: GROUND
•
SHIELD QUANTITY: 1
•
STYLE DESIGNATOR: NON-LOADING GROOVE, NON-SEPARABLE
•
OVERALL OUTSIDE DIAMETER: 110.00 MILLIMETERS NOMINAL MM
TECHNICAL CHARACTERISTICS
BEARING SEAL TYPELABYRINTH
LUBRICATION MATERIALLUBRICANT
INTERNAL FIT-UP DESIGNATIONSTANDARD
SURFACE FINISHGROUND
SHIELD QUANTITY1
STYLE DESIGNATORNON-LOADING GROOVE, NON-SEPARABLE
OVERALL WIDTH1.1420 INCHES NOMINAL IN
OVERALL OUTSIDE DIAMETER110.00 MILLIMETERS NOMINAL MM
BORE SHAPESTRAIGHT
LOAD DIRECTIONRADIAL
SUBSTITUTES & CROSS-REFERENCES 2
5382397Reference document
Same NSN cross-reference
Reference document — Secondary reference
87512XR1VReference document
Same NSN cross-reference
Reference document — Design control — primary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 875-12?
875-12 is a CYLINDER ASSEMBLY,REACTION.
What parts can replace 875-12?
There are 2 known substitutes for 875-12: 5382397, 87512XR1V. Substitute compatibility should be verified for your specific system.
What is the NSN for 875-12?
875-12 is cataloged in the U.S. Government catalog under NSN 3110-00-065-9496. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.