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National Stock Number:
3110-01-442-6174
Federal Supply Class:
3110
National Item Identification Number:
014426174
Description:
BEARING,ROLLER,CYLINDRICAL
Detail:
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.
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Manufacturer Information:
| 145DS018 | 77272 | THE BOEING COMPANY | | 145DS018-1 | 77272 | THE BOEING COMPANY | | 145DS018-2 | 38443 | SKF USA INC. | | 464742 | 52676 | SKF USA INC. | | 145DS018-2 | 77272 | THE BOEING COMPANY | | 145DS018-3 | 77272 | THE BOEING COMPANY | | R314EX2 | 38443 | SKF USA INC. | | 5RUSH 120-029 | 78118 | MPB CORPORATION |
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Techincal Specification:
| CRITICALITY CODE JUSTIFICATION | FEATG | | MATERIAL | STEEL ALIGNMENT RING | | MATERIAL | STEEL CAGE | | MATERIAL | STEEL ROLLER | | III FUNCTIONAL DESCRIPTION | DIAMETER UNDER ROLLERS: 3.3645",OUTER DIAMETER: 5.5906",WIDTH: 1.260",NUMBER OF ROLLERS: 14, NOMINAL ROLLER DIAMETER: .7874",DIAMETER VARIATION IN ONE SET: .00050",OVERALL LENGTH OF ROLLER: .8976",ROLLER DROP WITH CAGE CENTERED IN BEARING: .080" MAX,OUTER FACE ID: 4.632",PITCH DIAMETER: 4.152",DIAMETRAL CAGE CLEARANCE (OUTER):.017/.027,AFBMA RADIAL LOAD RATING: 37353LBS (DYNAMIC),CAGE WIDTH (MAX) AFTER PLATING: 1.210",ROLLER POCKET CLEARANCE (AFTER PLATING) AXIAL: .015/.023, CIRCUMFERENTIALLY: .007/.015",CAGE ROLLER POCKET CORNER RADIUS: .025" | | III PRECIOUS MATERIAL AND LOCATION | OUTER RING SILVER | | III PRECIOUS MATERIAL | SILVER | | III SUPPLEMENTARY FEATURES | MAXIMUM SURFACE ROUGHNESS (AA) REQUIREMENTS AFTER FINAL ETCH: ROLLER DIAMETER: 5, RACEWAYS: 6, OD OF OUTER RING: 16, FACES: 32, CAGE RIDING LANDS: 40, RING RIDING LANDS: 13, ROLLER ENDS: 8 | | PART NAME ASSIGNED BY CONTROLLING AGENCY | BEARING | | PROPRIETARY CHARACTERISTICS | PACS | | OVERALL OUTSIDE DIAMETER | 5.591 INCHES NOMINAL | | SPECIAL FEATURES | FLIGHT SAFETY CRITICAL PART | | SPECIAL TEST FEATURES | MATERIALS: RING: VIM-VAR M-50 STEEL PER AMS 6491 (MS-171),HARDNESS RC 59 MIN, 100% HARDNESS INSPECTED PER APPROVED SUPPLIER SPEC,ROLLERS: VIM-VAR M-50 STEEL PER AMS 6491 (MS-171),HARDNES: RC 59 MIN,CAGE: STEEL PER AMS 6414 (MS-151),ONE PIECE MACHINED, BROACHED AND SNAP TYPE RETENTION,HARDNESS RC 28-35 PER APPROVED SUPPLIER SPEC, OUTER RING PILOTED, SILVER PLATED PER AMS 2412, 001 TO 002" THICK ON RING RIDING SURFACES AND ROLLER POCKETS | | SPECIFICATION/STANDARD DATA | 96906-MIL-STD-100 GOVERNMENT STANDARD |
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