Product Details | CYLINDRICAL ROLLER BEARING

3110-01-144-4937 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: 462996, 6890542, 3110-01-144-4937, 01-144-4937, 3110011444937, 011444937

Bearings | Bearings, Antifriction, Unmounted

Supply Group (FSG) NSN Assign. NIIN
31 21 DEC 1982 01-144-4937

Drawings & Photos | NSN 3110-01-144-4937


Cross Reference | NSN 3110-01-144-4937

Part Number Cage Code Manufacturer
462996 52676 SKF USA INC.
6890542 73342 ALLISON TRANSMISSION, INC.

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Technical Data | NSN 3110-01-144-4937

Characteristic Specifications
MATERIAL STEEL CUP STEEL OUTER RING STEEL COMP 4340 RETAINER STEEL ROLLER
STYLE DESIGNATOR 252A SINGLE ROW, NON-LOCATING, TWO LIP INNER RING, CYLINDRICAL OUTER RING, SEPARABLE
OVERALL WIDTH 1.0940 INCHES MINIMUM AND 1.0982 INCHES MAXIMUM
BORE DIAMETER 6.2988 INCHES MINIMUM AND 6.2992 INCHES MAXIMUM
OVERALL OUTSIDE DIAMETER 8.6582 INCHES MINIMUM AND 8.6594 INCHES MAXIMUM
BORE SHAPE STRAIGHT
SURFACE FINISH GROUND
LOCATING FEATURE NONLOCATING
INTERNAL CLEARANCE 0.0020 INCHES MINIMUM RADIAL AND 0.0030 INCHES MAXIMUM RADIAL
SPECIAL FEATURES SILVER PLATE CAGE OVERALL 0.0005-0.0015 THK PER AMS 2412;ALL SEPARATOR DIMS TO BE MET AFTER PLATING;SEPARATOR TO HAVE 0.015 MIN. FILLET RADII;STEEL FOR RINGS AND ROLLERS TO BE AMS 6491
III END ITEM IDENTIFICATION ACFT ENG T56A7/15
MANUFACTURERS CODE 73342
MFR SOURCE CONTROLLING REFERENCE 6890542

Restrictions/Controls & Freight Information | NSN 3110-01-144-4937

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:AItem does not contain precious metal
Criticality Code:FThe item is an Aviation Critical Safety Item/Flight Safety Critical Aircraft Part ((ACSI/FSCAP).
Category Code Description
NMF Description 114820 BEARINGS/BUSHINGS NOI BALL/ROLLER
Less than car load rating P 77.5
Less than truck load rating P 77.5
Water commodity Code 742 unknown
Originating Activity Code SE San Antonio Air Logistics Center
Kelly AFB, TX 78241-5000
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity B Construction materials: Includes paint and related materials, prefabricated building, wood products, metal and composition materials and their products, commercial hardware and miscellaneous items, cement, asphalt, building maintenance materials.
Air Special Handling Z No special handling required.
Special Handling Code Z unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable

Management | NSN 3110-01-144-4937

Category Code Description
Cognizance Codes9GNavy-owned stocks of defense general material
Naval Inventory Control Point, Mechanicsburg
Source of SupplyS9GDefense Supply Center Richmond
Richmond, VA 23297
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
Acquisition Advice CodesYTERMINAL ITEM #(NON-STOCKED ITEMS) Future procurement is not authorized. No wholesale stock is available for issue. 1. Requisitions will not be processed to the wholesale manager. 2. Internal Service/agency requisitioning may be continued in accordance with the Service/agency requisitioning policies.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each