PartsTable
Technical Data Sheet

ER 3/5 — BEARING,BALL,ANNULAR

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

ER 3/5: BEARING,BALL,ANNULAR.

The BEARING,BALL,ANNULAR is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, bore_shape: STRAIGHT, barrel_style: STRAIGHT ROUND TYPE, flange_style: FLANGE, barrel_height: 0.098 INCHES NOMINAL IN, bore_diameter: 2.1875 INCHES MINIMUM AND 2.1881 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-114-9503, 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
ER 3/5
NSN: 3110-00-114-9503
NIINs: 001149503, 010049608, 015543065
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 92563 — MCGILL MANUFACTURING CO, INC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
bore_shapeSTRAIGHT
barrel_styleSTRAIGHT ROUND TYPE
flange_styleFLANGE
barrel_height0.098 INCHES NOMINAL IN
bore_diameter2.1875 INCHES MINIMUM AND 2.1881 INCHES MAXIMUM IN
seal_quantity2
load_directionRADIAL
surface_finishGROUND
inner_ring_width2.1820 INCHES MINIMUM AND 2.1870 INCHES MAXIMUM IN
outer_ring_width1.1875 INCHES NOMINAL IN
special_featuresTHIS NSN IS FOR A PART FOR THE PAXMAN DIESEL ENGINE VALENTA MODEL PART NUMBER 16RP200M NSN 2815-99-739-4949 USED ON NAVY PC CLASS OF SHIPS AND COAST GUARD ISLAND CLASS PATROL CRAFT.
NSN3110-00-114-9503
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: ER 3/5 · 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: GREASE
•
OUTER RING WIDTH: 1.1875 INCHES NOMINAL IN
•
INTERNAL FIT-UP DESIGNATION: STANDARD
•
SURFACE FINISH: GROUND
•
STYLE DESIGNATOR: SINGLE ROW BALL, NOT SELF-ALIGNING, INNER RING EXTENDS BOTH SIDES, WITH SETSCREW IN INNER RING, GREASE GROOVE AND SNAP RING ON OUTER RING
•
OVERALL OUTSIDE DIAMETER: 3.9362 INCHES MINIMUM AND 3.9370 INCHES MAXIMUM IN
•
FEATURES PROVIDED: SNAP RING-GROOVE MOUNTING AND MOUNTING GROOVE
TECHNICAL CHARACTERISTICS
BEARING SEAL TYPELABYRINTH
LUBRICATION MATERIALGREASE
OUTER RING WIDTH1.1875 INCHES NOMINAL IN
INTERNAL FIT-UP DESIGNATIONSTANDARD
SURFACE FINISHGROUND
STYLE DESIGNATORSINGLE ROW BALL, NOT SELF-ALIGNING, INNER RING EXTENDS BOTH SIDES, WITH SETSCREW IN INNER RING, GREASE GROOVE AND SNAP RING ON OUTER RING
OVERALL OUTSIDE DIAMETER3.9362 INCHES MINIMUM AND 3.9370 INCHES MAXIMUM IN
FEATURES PROVIDEDSNAP RING-GROOVE MOUNTING AND MOUNTING GROOVE
BORE SHAPESTRAIGHT
LOAD DIRECTIONRADIAL
SUBSTITUTES & CROSS-REFERENCES 1
SAER35Reference document
Same NSN cross-reference
Reference document — Secondary 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 ER 3/5?
ER 3/5 is a BEARING,BALL,ANNULAR.
What parts can replace ER 3/5?
There is 1 known substitute for ER 3/5: SAER35. Substitute compatibility should be verified for your specific system.
What is the NSN for ER 3/5?
ER 3/5 is cataloged in the U.S. Government catalog under NSN 3110-00-114-9503. 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.