Product Details | SELF-ALIGNING PLAIN BEARING

3120-01-157-4883 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: KWB241CRD5, KWB24-1CRD5, P21590, 458-50202-3, 458-50502-3, 3120-01-157-4883, 01-157-4883, 3120011574883, 458502023, 011574883, 458505023

Bearings | Bearings, Plain, Unmounted

Supply Group (FSG) NSN Assign. NIIN
31 06 JUL 1983 01-157-4883

Drawings & Photos | NSN 3120-01-157-4883


Demand History | NSN 3120-01-157-4883

Part Number Request Date QTY Origin
3120-01-157-4883 2025-06-169 4 United States
3120-01-157-4883 2021-05-131 38 US
3120-01-157-4883 2021-02-40 43 US
3120-01-157-4883 2020-10-304 1 DIBBS-RFPs
458-50202-3 2020-04-98 20 DIBBS
458-50202-3 2019-10-283 68 DIBBS
458-50202-3 2019-08-226 50 DIBBS
458-50202-3 2019-08-218 50 DIBBS
3120-01-157-4883 2018-07-192 25 DIBBS
3120-01-157-4883 2018-06-166 39 DIBBS
3120-01-157-4883 2018-06-158 39 DIBBS
3120-01-157-4883 2018-04-105 57 DIBBS
3120-01-157-4883 2018-04-105 11 DIBBS
3120-01-157-4883 2018-02-50 9 DIBBS
3120-01-157-4883 2017-12-344 20 DIBBS
458505023 2015-06-168 6 US
458505023 2014-10-295 5 US
3120-01-157-4883 2014-04-101 130 United States
3120-01-157-4883 2014-04-101 130 United States
458505023 2012-04-116 5 United States
3120-01-157-4883 2010-08-222 4 UM
3120-01-157-4883 2010-03-77 275 DIBBS
KWB241CRD5 2009-10-274 66 us
3120-01-157-4883 2009-02-49 19 DIBBS

Cross Reference | NSN 3120-01-157-4883

Part Number Cage Code Manufacturer
458-50202-3 57606 REXNORD INDUSTRIES, LLC DBA INDUSTRIAL COMPONENTS DIV
458-50202-3 82918 THE BOEING COMPANY DBA BOEING
458-50502-3 82918 THE BOEING COMPANY DBA BOEING
KWB24-1CRD5 97613 DOVER ENGINEERED SYSTEMS, INC. DBA KAHR BEARING
P21590 57606 REXNORD INDUSTRIES, LLC DBA INDUSTRIAL COMPONENTS DIV

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Technical Data | NSN 3120-01-157-4883

Characteristic Specifications
MATERIAL COBALT COMP 6 INNER MEMBER STEEL COMP XM-12 OUTER RACE MEMBER
MATERIAL DOCUMENT AND CLASSIFICATION AMS 5387 ASSN STD SINGLE MATERIAL RESPONSE INNER MEMBER AMS 5659 ASSN STD SINGLE MATERIAL RESPONSE OUTER RACE MEMBER
HARDNESS RATING 37.0 ROCKWELL C NOMINAL INNER MEMBER 34.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OUTER RACE MEMBER
SURFACE TREATMENT LUBRICANT DRY FILM INNER MEMBER
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION E/M 967 PER PS010(0.0003-0.0005THK);FSCM57606 MFR REF SINGLE TREATMENT RESPONSE INNER MEMBER
STYLE DESIGNATOR 11B WITHOUT INSERT OR LINER
BORE DIAMETER 1.4995 INCHES MINIMUM AND 1.5000 INCHES MAXIMUM
OUTER MEMBER OUTSIDE DIAMETER 2.6870 INCHES MINIMUM AND 2.6875 INCHES MAXIMUM
OUTER MEMBER WIDTH 1.2180 INCHES MINIMUM AND 1.2280 INCHES MAXIMUM
INNER MEMBER WIDTH 1.6820 INCHES MINIMUM AND 1.6870 INCHES MAXIMUM
STATIC RADIAL LOAD RATING 174000 POUNDS
MANUFACTURERS CODE 82918
MFR SOURCE CONTROLLING REFERENCE 458-50502-3

Restrictions/Controls & Freight Information | NSN 3120-01-157-4883

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 114820 BEARINGS/BUSHINGS NOI BALL/ROLLER
Less than car load rating P 77.5
Less than truck load rating P 77.5
Water commodity Code 742 unknown
Originating Activity Code SX Oklahoma City Air Logistics Center
Tinker AFB, OK 73145-3043
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity
Air Special Handling Z No special handling required.
Special Handling Code Z unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable

Management | NSN 3120-01-157-4883

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.
Materiel Management Aggregation CodeFLSX:C-135 STRATOLIFTER
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
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