Product Details | SELF-ALIGNING PLAIN BEARING

3120-01-327-2309 A detachable assembly in or on which a journal, gudgeon, pivot, or the like moves. It is used to carry a load and to reduce sliding friction. It does not employ rolling elements. The item consists of a bored precision ground ball (or spherical plain bearing) around which an outer ring is fitted. The assembly may be either separable or nonseparable. Excludes BEARING, PLAIN, ROD END and BEARING, PLAIN, SPHERICAL.

Part Alternates: BACB10X4MT, WS-5E, 55304M, WS5E, 3120-01-327-2309, 01-327-2309, 3120013272309, 013272309

Bearings | Bearings, Plain, Unmounted

Supply Group (FSG) NSN Assign. NIIN
31 10 OCT 1990 01-327-2309

Drawings & Photos | NSN 3120-01-327-2309


Cross Reference | NSN 3120-01-327-2309

Part Number Cage Code Manufacturer
55304M 09455 RBC TRANSPORT DYNAMICS CORP. DIV RBC TRANSPORT DYNAMICS
BACB10X4MT 02758 U S BEARINGS
BACB10X4MT 09455 RBC TRANSPORT DYNAMICS CORP. DIV RBC TRANSPORT DYNAMICS
BACB10X4MT 15860 NEW HAMPSHIRE BALL BEARINGS, INC. DBA ASTRO DIVISION
BACB10X4MT 16746 SPECLINE INC.
BACB10X4MT 56644 AURORA BEARING COMPANY
BACB10X4MT 73134 ROLLER BEARING COMPANY OF AMERICA, INC.
BACB10X4MT 81205 THE BOEING COMPANY DBA BOEING
BACB10X4MT 81376 RBC SOUTHWEST PRODUCTS, INC.
BACB10X4MT 97613 DOVER ENGINEERED SYSTEMS, INC. DBA KAHR BEARING
BACB10X4MT S0352 MINEBEA CO., LTD.
WS-5E 73134 ROLLER BEARING COMPANY OF AMERICA, INC.

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Technical Data | NSN 3120-01-327-2309

Characteristic Specifications
MATERIAL STEEL COMP 440C INNER MEMBER STEEL COMP 630 RACE INSERT
HARDNESS RATING 50.0 ROCKWELL C MINIMUM AND 60.0 ROCKWELL C MAXIMUM INNER MEMBER 28.0 ROCKWELL C MINIMUM AND 36.0 ROCKWELL C MAXIMUM RACE INSERT
STYLE DESIGNATOR 11B WITHOUT INSERT OR LINER
BORE DIAMETER 0.3120 INCHES MINIMUM AND 0.3125 INCHES MAXIMUM
OUTER MEMBER OUTSIDE DIAMETER 0.6870 INCHES MINIMUM AND 0.6875 INCHES MAXIMUM
OUTER MEMBER WIDTH 0.3120 INCHES MINIMUM AND 0.3220 INCHES MAXIMUM
INNER MEMBER WIDTH 0.4320 INCHES MINIMUM AND 0.4370 INCHES MAXIMUM
LUBRICATION MATERIAL LUBRICANT, DRY FILM
LUBRICATION FEATURE GROOVE V-GROOVE SURFACE
STATIC RADIAL LOAD RATING 19000 POUNDS
SPECIFICATION/STANDARD DATA 81205-BACB10X4MT MANUFACTURERS SOURCE CONTROL

Restrictions/Controls & Freight Information | NSN 3120-01-327-2309

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 ZK United Kingdom
ZL
ZM
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 3120-01-327-2309

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 CodesVTERMINAL ITEM # Identifies items in stock, but future procurement is not authorized. Requisitions may continue to be submitted until stocks are exhausted. Preferred item National Stock Number is normally provided by application of the phrase: When Exhausted Use (NSN). Requisitions will be submitted in accordance with IMM/Service requisitioning procedures as applicable.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each