Product Details | ANNULAR BALL BEARING

3110-00-321-7591 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: M9302KMBR, HDB002P3L02, 3151252, 3151-252, 3110-00-321-7591, 00-321-7591, 3110003217591, 003217591

Bearings | Bearings, Antifriction, Unmounted

Supply Group (FSG) NSN Assign. NIIN
31 18 NOV 1973 00-321-7591

Drawings & Photos | NSN 3110-00-321-7591


Demand History | NSN 3110-00-321-7591

Part Number Request Date QTY Origin
3151-252 2020-01-14 361 DIBBS
3151-252 2019-10-281 299 DIBBS
3151-252 2019-07-206 465 DIBBS
3110-00-321-7591 2019-06-169 1 DIBBS-RFPs
3151-252 2019-01-08 367 DIBBS
3110-00-321-7591 2018-12-338 1 DIBBS-RFPs
3110-00-321-7591 2018-10-295 367 DIBBS
3110-00-321-7591 2016-09-273 2 DIBBS
3110-00-321-7591 2016-09-250 2 DIBBS
3110-00-321-7591 2016-06-168 2 DIBBS
3110-00-321-7591 2016-06-160 122 DIBBS
3110-00-321-7591 2016-05-126 287 DIBBS
3110-00-321-7591 2015-12-347 38 DIBBS
3110-00-321-7591 2015-11-321 132 DIBBS
3110-00-321-7591 2015-10-279 125 DIBBS
3110-00-321-7591 2015-05-132 99 DIBBS
3110-00-321-7591 2015-05-130 5 DIBBS
3110-00-321-7591 2015-05-130 30 DIBBS
3110-00-321-7591 2015-03-68 99 DIBBS
3110-00-321-7591 2014-12-350 25 DIBBS

Cross Reference | NSN 3110-00-321-7591

Part Number Cage Code Manufacturer
3151-252 60029 WOODWARD, INC. DBA WOODWARD HRT
3151-252 78118 MPB CORPORATION DBA TIMKEN AEROSPACE
HDB002P3L02 78118 MPB CORPORATION DBA TIMKEN AEROSPACE
M9302KMBR 21335 TIMKEN COMPANY, THE DIV TIMKEN AEROSPACE

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Technical Data | NSN 3110-00-321-7591

Characteristic Specifications
MATERIAL STEEL COMP E52100 BALL STEEL COMP E52100 INNER RING STEEL COMP E52100 OUTER RING COPPER ALLOY 864 OR COPPER ALLOY 932 OR COPPER ALLOY 935 OR COPPER ALLOY 937 OR COPPER ALLOY 938 OR COPPER ALLOY 943 RETAINER
MATERIAL DOCUMENT AND CLASSIFICATION AMS ASSN STD SINGLE MATERIAL RESPONSE BALL AMS ASSN STD SINGLE MATERIAL RESPONSE INNER RING AMS ASSN STD SINGLE MATERIAL RESPONSE OUTER RING ASTM ASSN STD ALL MATERIAL RESPONSES RETAINER
STYLE DESIGNATOR 10A NON-LOADING GROOVE, NON-SEPARABLE
OVERALL WIDTH 7.0 MILLIMETERS NOMINAL
BORE DIAMETER 15.00 MILLIMETERS NOMINAL
OVERALL OUTSIDE DIAMETER 28.00 MILLIMETERS NOMINAL
STANDARD TOLERANCE DESIGNATION ABEC NO.3
BORE SHAPE STRAIGHT
SURFACE FINISH GROUND
RETAINER FABRICATION METHOD MACHINED
LOAD DIRECTION RADIAL
INTERNAL CLEARANCE 0.0008 INCHES MINIMUM RADIAL AND 0.0018 INCHES MAXIMUM RADIAL
SPECIAL FEATURES STEEL,ASTM A176,RETAINING RING
MANUFACTURERS CODE 60029
MFR SOURCE CONTROLLING REFERENCE 3151-252

Restrictions/Controls & Freight Information | NSN 3110-00-321-7591

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:QStrategic List Item (SLI). Demilitarization not required. SLI are non-MLI(Munitions List Items) controlled by the U.S. Dept. of Commerce through the Export Administration Regulations (EAR) and indicated on the Commerce Control List (CCL). Each CCL entry is preceded by a four-digit Export Control Commerce Control List Item (CCLI) – MUT to the point of scrap required outside the United States. Inside the United States, MUT is required when the DEMIL integrity code (IC) is “3” and MUT is not required when the DEMIL IC is “6.”
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 TG Warner-Robins Air Logistics Center
Robins AFB, GA 31098-5609
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 3110-00-321-7591

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 CodesDDoD INTEGRATED MATERIEL-MANAGED, STOCKED, AND ISSUED # Issue, transfer, or shipment is not subject to specialized controls other than those imposed by the Integrated Materiel Manager/Service supply policy. 1. The item is centrally managed, stocked, and issued. 2. Requisitions must contain the fund citation required to acquire the item. Requisitions will be submitted in accordance with Integrated Materiel Manager(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 CodesDDoD INTEGRATED MATERIEL-MANAGED, STOCKED, AND ISSUED # Issue, transfer, or shipment is not subject to specialized controls other than those imposed by the Integrated Materiel Manager/Service supply policy. 1. The item is centrally managed, stocked, and issued. 2. Requisitions must contain the fund citation required to acquire the item. Requisitions will be submitted in accordance with Integrated Materiel Manager(IMM)/Service requisitioning procedures.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each