Product Details | CYLINDRICAL ROLLER BEARING

3110-00-990-5872 A nonadjustable roller bearing consisting of a single or multiple-row of hardened cylindrical rollers and a retainer used with or without inner or oute r rings. Excludes BEARING, ROLLER, AIRFRAME.

Part Alternates: 557360, 3110-00-990-5872, 00-990-5872, 3110009905872, 009905872

Bearings | Bearings, Antifriction, Unmounted

Supply Group (FSG) NSN Assign. NIIN
31 14-NOV-66 00-990-5872

Drawings & Photos | NSN 3110-00-990-5872


Cross Reference | NSN 3110-00-990-5872

Part Number Cage Code Manufacturer
557359 77445 UNITED TECHNOLOGIES CORPORATION DBA PRATT WHITNEY-SPARE PARTS
557360 77445 UNITED TECHNOLOGIES CORPORATION DBA PRATT WHITNEY-SPARE PARTS

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Technical Data | NSN 3110-00-990-5872

Characteristic Specifications
MATERIAL STEEL INNER RING STEEL OUTER RING STEEL COMP 4340 RETAINER STEEL ROLLER
MATERIAL DOCUMENT AND CLASSIFICATION PWA725,97497 MFR REF 1ST MATERIAL RESPONSE INNER RING PWA725,97497 MFR REF 2ND MATERIAL RESPONSE OUTER RING PWA725,97497 MFR REF 3RD MATERIAL RESPONSE ROLLER
STYLE DESIGNATOR 265A CYLINDRICAL INNER RING, CYLINDRICAL OUTER RING, SEPARABLE
BORE DIAMETER 3.1047 INCHES MINIMUM AND 3.1050 INCHES MAXIMUM
OVERALL OUTSIDE DIAMETER 4.0613 INCHES MINIMUM AND 4.0616 INCHES MAXIMUM
OUTER RING WIDTH 0.9399 INCHES MINIMUM AND 0.9449 INCHES MAXIMUM
INNER RING WIDTH 0.5068 INCHES MINIMUM AND 0.5118 INCHES MAXIMUM
STANDARD TOLERANCE DESIGNATION RBEC NO.5
BORE SHAPE STRAIGHT
SURFACE FINISH GROUND
RETAINER FABRICATION METHOD MACHINED
LOCATING FEATURE NONLOCATING
SPECIAL FEATURES SILVER PLATE CAGE 0.001-0.002 THK PER AMS 2412 ON LAND RIDING SURF AND ROLLER POCKETS;BAKE AT 475-500 DEG FOR 2 HRS TO CHECK FOR BOND
III END ITEM IDENTIFICATION ACFT ENG TF-30
MANUFACTURERS CODE 77445
DESIGN CONTROL REFERENCE 557360

Restrictions/Controls & Freight Information | NSN 3110-00-990-5872

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:IAIRCRAFT ENGINE EQUIPMENT AND PARTS
Precious Metals Indicator Code:SItem contains silver
Criticality Code:FThe item is an Aviation Critical Safety Item/Flight Safety Critical Aircraft Part ((ACSI/FSCAP).
Category Code Description
No Freight Information