Product Details | ANNULAR BALL BEARING

3110-00-555-5547 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: S1KDDFS10179M3, S1KDDFS179, S1RFFMILL7870A, S1RPPF4MILL7870, R4AFF1B1, R4AFF-1B1, R4AFF4B106A023A14S00000, 77R4AX1MILL7870A, 77R4AXR1U9, 3110-00-555-5547, 00-555-5547, 3110005555547, 005555547

Bearings | Bearings, Antifriction, Unmounted

Supply Group (FSG) NSN Assign. NIIN
31 01 JAN 1963 00-555-5547

Drawings & Photos | NSN 3110-00-555-5547


Cross Reference | NSN 3110-00-555-5547

Part Number Cage Code Manufacturer
77R4AX1MILL7870A 24617 GENERAL MOTORS CORP
77R4AX1MILL7870A 43334 GENERAL MOTORS CORP DELCO MORAINE NDH DIV
77R4AXR1U9 24617 GENERAL MOTORS CORP
77R4AXR1U9 43334 GENERAL MOTORS CORP DELCO MORAINE NDH DIV
R4AFF-1B1 21760 SCHATZ BEARING CORPORATION
R4AFF4B106A023A14S00000 38443 SKF USA INC DBA SKF AEROENGINE NORTH AMERICA
S1KDDFS10179M3 21335 TIMKEN COMPANY, THE DIV TIMKEN AEROSPACE
S1KDDFS179 21335 TIMKEN COMPANY, THE DIV TIMKEN AEROSPACE
S1RFFMILL7870A 21760 SCHATZ BEARING CORPORATION
S1RPPF4MILL7870 43991 FAG BEARINGS CORPORATION

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Technical Data | NSN 3110-00-555-5547

Characteristic Specifications
MATERIAL STEEL OVERALL
STYLE DESIGNATOR 10A NON-LOADING GROOVE, NON-SEPARABLE
OVERALL WIDTH 0.2813 INCHES NOMINAL
BORE DIAMETER 0.2500 INCHES NOMINAL
OVERALL OUTSIDE DIAMETER 0.7500 INCHES NOMINAL
LUBRICATION MATERIAL OIL
LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATION MIL-L-7870 MIL SPEC SINGLE MATERIAL RESPONSE
STANDARD TOLERANCE DESIGNATION ABEC NO.1
BORE SHAPE STRAIGHT
SURFACE FINISH GROUND
RETAINER FABRICATION METHOD PRESSED
SHIELD QUANTITY 2
LOAD DIRECTION RADIAL
INTERNAL FIT-UP DESIGNATION STANDARD

Restrictions/Controls & Freight Information | NSN 3110-00-555-5547

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 3110-00-555-5547

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.
Price ValidationN The current standard price in Catalog Management Data (CMD) has not analyzed or coded for LP/LM.
  • The price has not been analyzed or reviewed for accuracy.
  • ZOP or Standard price challenges are permissible, but must be supported with adequate justification. However, if coded for Local Purchase (LP) or Fabrication/Manufacture as indicated with an (LM) Acquisition Advice Code of ?L? or?F?,the case must be evaluated locally where purchased or fabricated.
Fund CodeSFStock fund applicable to items managed for the Air Force by the respective Inventory Control Point.
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDFDepartment of the Air Force
Service OrganizationFU.S. Air Force
ReparabilityNStock Fund (except Munitions)
Acquisition Advice CodesJNOT STOCKED, CENTRALLY PROCURED # (NON-STOCKED ITEMS) IMM/Service centrally managed but not stocked item. Procurement will be initiated only after receipt of a requisition.
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 CodesJNOT STOCKED, CENTRALLY PROCURED # (NON-STOCKED ITEMS) IMM/Service centrally managed but not stocked item. Procurement will be initiated only after receipt of a requisition.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each