Product Details | SPHERICAL PLAIN BEARING

3120-01-221-3078 A detachable part 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. It may be divided into two or more segments of 180 degrees (3.141 radians) or less. The item has a cylindrical bore and is basically spherical in its exterior design to allow for shaft misalignment. Excludes BEARING, PLAIN, SELF-ALIGNING.

Part Alternates: P31721, 3120-01-221-3078, 01-221-3078, 3120012213078, 012213078

Bearings | Bearings, Plain, Unmounted

Supply Group (FSG) NSN Assign. NIIN
31 26 NOV 1985 01-221-3078

Demand History | NSN 3120-01-221-3078

Part Number Request Date QTY Origin
P31721 2022-10-296 3 DIBBS

Cross Reference | NSN 3120-01-221-3078

Part Number Cage Code Manufacturer
P31721 57606 REXNORD INDUSTRIES, LLC DBA INDUSTRIAL COMPONENTS DIV

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Technical Data | NSN 3120-01-221-3078

Characteristic Specifications
MATERIAL COBALT COMP 6 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION AMS 5387 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
HARDNESS RATING 37.0 ROCKWELL C MINIMUM OVERALL
STYLE DESIGNATOR SOLID
OVERALL LENGTH 0.3410 INCHES MINIMUM AND
BODY INSIDE DIAMETER 0.2495 INCHES MINIMUM AND
SPHERICAL BODY DIAMETER 0.4997 INCHES MINIMUM AND
CORNER SHAPE CHAMFERED ALL CORNERS
SURFACE FINISH 32.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY
LUBRICATION MATERIAL LUBRICANT, DRY FILM
SPECIAL FEATURES LUBRICANT E/M 967 PER PS010,FSCM 57606
TEST DATA DOCUMENT 81349-MIL-I-6866 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.). AND

Restrictions/Controls & Freight Information | NSN 3120-01-221-3078

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: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 114870 BEARING/BUSHING METAL
Less than car load rating
Less than truck load rating P 77.5
Water commodity Code 742 unknown
Originating Activity Code KH Defense Industrial Supply Center
Philadelphia, PA 19111
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 3120-01-221-3078

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 ValidationE The current standard price is an estimated price.
  • Estimated Price challenges are allowed, but follow procedures in para 60.b. (3) of section L of this manual.
  • This code will be changed to a P code upon notification of a contract price or this code will be changed to an updated code upon determination of a valid price.
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 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