Product Details | ANNULAR BALL BEARING

3110-00-198-2750 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: 161A174P1, 3110-00-198-2750, 00-198-2750, 3110001982750, 001982750

Bearings | Bearings, Antifriction, Unmounted

Supply Group (FSG) NSN Assign. NIIN
31 01 JAN 1963 00-198-2750

Drawings & Photos | NSN 3110-00-198-2750


Demand History | NSN 3110-00-198-2750

Part Number Request Date QTY Origin
161A174P1 2025-11-317 67 DIBBS
161A174P1 2021-05-136 112 DIBBS
3110-00-198-2750 2018-02-37 136 DIBBS
3110-00-198-2750 2013-07-191 175 DIBBS
3110-00-198-2750 2013-06-156 239 DIBBS
3110-00-198-2750 2013-05-141 239 DIBBS
3110-00-198-2750 2008-11-316 382 DIBBS
3110-00-198-2750 2008-10-289 115 DIBBS
3110-00-198-2750 2008-09-256 561 DIBBS
3110-00-198-2750 2008-09-247 915 DIBBS
3110-00-198-2750 2008-08-238 37 DIBBS
3110-00-198-2750 2008-08-218 915 DIBBS
3110-00-198-2750 2008-06-165 477 DIBBS
3110-00-198-2750 2008-05-130 893 US

Cross Reference | NSN 3110-00-198-2750

Part Number Cage Code Manufacturer
161A174P1 07639 GE AVIATION SYSTEMS LLC DBA GE AVIATION
161A174P1 21335 TIMKEN COMPANY, THE DIV TIMKEN AEROSPACE
161A174P1 24446 GENERAL ELECTRIC CO
161A174P1 30221 GENERAL ELECTRIC CO ARMAMENT AND ELECTRICAL SYSTEMS DEPT
161A174P1 38443 SKF USA INC DBA SKF AEROENGINE NORTH AMERICA

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Technical Data | NSN 3110-00-198-2750

Characteristic Specifications
MATERIAL STEEL BALL STEEL INNER RING STEEL OUTER RING STEEL RETAINER RUBBER SYNTHETIC SEAL STEEL SHIELD
STYLE DESIGNATOR 94 NON-LOADING GROOVE, NON-SEPARABLE
OVERALL WIDTH 0.9375 INCHES NOMINAL
BORE DIAMETER 30.00 MILLIMETERS NOMINAL
OVERALL OUTSIDE DIAMETER 62.00 MILLIMETERS NOMINAL
LUBRICATION MATERIAL GREASE
LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATION MIL-G-3545 MIL SPEC SINGLE MATERIAL RESPONSE
STANDARD TOLERANCE DESIGNATION ABEC NO.1
BORE SHAPE STRAIGHT
SURFACE FINISH GROUND
RETAINER FABRICATION METHOD PRESSED
SEAL QUANTITY 2
BEARING SEAL TYPE CONTACT
LOAD DIRECTION RADIAL
INTERNAL CLEARANCE 0.0007 INCHES MINIMUM RADIAL AND 0.0011 INCHES MAXIMUM RADIAL
SPECIAL FEATURES SELECTED,CLASSIFIED AND TESTED BY THE ASSY MFR AT HIS PLANT ALSO BEARING TO BE PACKED 30 TO 50 PCT FULL OF SPECIFIED LUBE
MANUFACTURERS CODE 24446
DESIGN CONTROL REFERENCE 161A174P1

Restrictions/Controls & Freight Information | NSN 3110-00-198-2750

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
NMF Description 114820 BEARINGS/BUSHINGS NOI BALL/ROLLER
Less than car load rating
Less than truck load rating P 77.5
Water commodity Code 742 unknown
Originating Activity Code XX
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity V Vehicles, machinery, shop and warehouse equipment and supplies, including special tools and equipment, ground servicing and special purpose vehicles, marine equipment and supplies, repair and maintenance parts for the above.
Air Special Handling Z No special handling required.
Special Handling Code 9 unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable

Management | NSN 3110-00-198-2750

Category Code Description
Budget Code9 General Support DIV57X4921.070:Air Force decentrally managed expense items (ERRC XB3, XF-3) with a unit cost of less than $250,000 that are requisitioned/procured at base (retail) level from DLA, GSA, Army, Navy, Depot Maintenance Service, Air Force Industrial Fund (AFMC), local manufacture and commercial vendors.
Fund CodeSFStock fund applicable to items managed for the Air Force by the respective Inventory Control Point.
Price ValidationV The current standard price has been validated.
  • The item has been analyzed in conjunction with the Zero Overpricing Program and is in the accepted price range.
  • The item was procured under open competition and under the competitive arena the price is considered fair and reasonable.
  • ZOP or Standard price challenges are permissible but must be supported by adequate justification.
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDFDepartment of the Air Force
Service OrganizationFU.S. Air Force
ReparabilityNStock Fund (except Munitions)
Acquisition Advice CodesZINSURANCE/NUMERIC STOCKAGE OBJECTIVE ITEM # Items which may be required occasionally or intermittently, and prudence requires that a nominal quantity of materiel be stocked due to the essentiality or the lead time of the item. 1. The item is centrally managed, stocked, and issued. 2. Requisitions will be submitted in accordance with IMM/Service requisitioning procedures.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each
Category Code Description
Stores Account Code1Marine Corps Stock Fund Account Item.
Combat Essentiality Code5Critical Repair Part to a Combat Essential End Item. Those parts or components whose failure in a combat essential end item will render the end item inoperative or reduce its effectiveness below the minimum acceptable level of efficiency.
Materiel Management CodeBAll CommoditiesDefense Logistics Agency, (DLA,)
Echelon Management Code2ICP/DSSC Marine Corps-managed Recoverability Code D items and Defense Logistics Agency (DLA)/TACOM/GSA) items which the integrated manager has not decontrolled.
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDMU.S. Marine Corps
Service OrganizationMU.S. Marine Corps
ReparabilityZNonreparable item. When unserviceable, condemn and dispose at the level indicated by the first digit of the maintenance code.
Acquisition Advice CodesZINSURANCE/NUMERIC STOCKAGE OBJECTIVE ITEM # Items which may be required occasionally or intermittently, and prudence requires that a nominal quantity of materiel be stocked due to the essentiality or the lead time of the item. 1. The item is centrally managed, stocked, and issued. 2. Requisitions will be submitted in accordance with IMM/Service requisitioning procedures.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each
Category Code Description
Cognizance Codes9BNavy-owned stocks of DLA material
Naval Inventory Control Point, Mechanicsburg
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
Acquisition Advice CodesZINSURANCE/NUMERIC STOCKAGE OBJECTIVE ITEM # Items which may be required occasionally or intermittently, and prudence requires that a nominal quantity of materiel be stocked due to the essentiality or the lead time of the item. 1. The item is centrally managed, stocked, and issued. 2. Requisitions will be submitted in accordance with IMM/Service requisitioning procedures.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each