Product Details | ANNULAR BALL BEARING

3110-00-978-1366 A cylindrical device in which the inner or outer ring turns upon a single or double row of hardened balls which roll easily between the two rings, thus minimizing friction. For items with faces specially ground for duplex mounting see BEARING, BALL, DUPLEX. Excludes BEARING, BALL, AIRFRAME.

Part Alternates: 304SZZCABEC3, 625A828AWP2REVB, 625A828BSP1, 3110-00-978-1366, 00-978-1366, 3110009781366, 009781366

Bearings | Bearings, Antifriction, Unmounted

Supply Group (FSG) NSN Assign. NIIN
31 01-JAN-62 00-978-1366

Drawings & Photos | NSN 3110-00-978-1366


Demand History | NSN 3110-00-978-1366

Part Number Request Date QTY Origin
3110-00-978-1366 2013-03-74 1 US
3110-00-978-1366 2007-01-24 6 DIBBS

Cross Reference | NSN 3110-00-978-1366

Part Number Cage Code Manufacturer
304SZZC 38443 SKF USA INC DBA SKF AEROENGINE NORTH AMERICA
FF-B-171 81348 FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES
W304PP 21335 TIMKEN COMPANY, THE DIV TIMKEN AEROSPACE
W304PPFS381A 21335 TIMKEN COMPANY, THE DIV TIMKEN AEROSPACE

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Technical Data | NSN 3110-00-978-1366

Characteristic Specifications
MATERIAL STEEL BALL STEEL INNER RING STEEL OUTER RING STEEL RETAINER RUBBER SYNTHETIC SEAL
STYLE DESIGNATOR 50 NON-LOADING GROOVE, NON-SEPARABLE CARTRIDGE TYPE
OVERALL WIDTH 0.8750 INCHES NOMINAL
BORE DIAMETER 20.00 MILLIMETERS NOMINAL
OVERALL OUTSIDE DIAMETER 52.00 MILLIMETERS NOMINAL
LUBRICATION MATERIAL GREASE
LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATION DOD-G-24508 MIL SPEC SINGLE MATERIAL RESPONSE
STANDARD TOLERANCE DESIGNATION ABEC NO.3
BORE SHAPE STRAIGHT
SURFACE FINISH GROUND
RETAINER FABRICATION METHOD PRESSED
SEAL QUANTITY 2
BEARING SEAL TYPE CONTACT
LOAD DIRECTION RADIAL
INTERNAL CLEARANCE 0.0004 INCHES MINIMUM RADIAL AND 0.0010 INCHES MAXIMUM RADIAL
SPECIAL FEATURES W/O GREASE PLUG

Restrictions/Controls & Freight Information | NSN 3110-00-978-1366

Category Code Description
Shelf-Life Code:0Nondeteriorative
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.
Controlled Inventory Item Code:UUNCLASSIFIED
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