Product Details | INNER BEARING RING

3110-01-254-3805 The inner component of a ball or roller bearing which provides a contact surface for the rolling elements of an antifriction bearing.

Part Alternates: DIN 620-M25X30X18-0, DIN620M25X30X180, IR25X30X18, 3110-01-254-3805, 01-254-3805, 3110012543805, 012543805

Bearings | Bearings, Antifriction, Unmounted

Supply Group (FSG) NSN Assign. NIIN
31 05 MAY 1987 01-254-3805

Drawings & Photos | NSN 3110-01-254-3805


Cross Reference | NSN 3110-01-254-3805

Part Number Cage Code Manufacturer
DIN 620-M25X30X18-0 D8286 DIN DEUTSCHES INSTITUT FUER NORMUNGEV
IR25X30X18 27737 INA BEARING CO INC

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Technical Data | NSN 3110-01-254-3805

Characteristic Specifications
MATERIAL STEEL COMP E52100 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION SAE J404,UNS G52986 ASSN STD SINGLE MATERIAL RESPONSE OR DIN-17230 ASSN STD SINGLE MATERIAL RESPONSE OR ISO 683/XVII,TYPE 1 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
STYLE DESIGNATOR 494 INNER RING, ROLLER, CYLINDRICAL
OVERALL WIDTH 18.0 MILLIMETERS NOMINAL
BORE DIAMETER 25.0 MILLIMETERS NOMINAL
OVERALL OUTSIDE DIAMETER 30.0 MILLIMETERS NOMINAL
STANDARD TOLERANCE DESIGNATION INTERNATIONAL STANDARDS ORGANIZATION STANDARD TOLERANCE
BORE SHAPE STRAIGHT
SURFACE FINISH GROUND
FEATURES PROVIDED LUBRICATION HOLE
SPECIFICATION/STANDARD DATA D8286-DIN 620 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
NONDEFINITIVE SPEC/STD DATA 25X30X18 SIZE AND 0 CLASS

Restrictions/Controls & Freight Information | NSN 3110-01-254-3805

Category Code Description
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Precious Metals Indicator Code:UPrecious metal type is unknown
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Category Code Description
No Freight Information