Product Details | ROD END PLAIN BEARING

3120-01-203-4442 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 outer member of the assembly is modified to provide a shank. The inner member may be either a plain spherical bearing or a sleeve bearing. Excludes BEARING, PLAIN, SPHERICAL and BEARING, PLAIN, SELF-ALIGNING.

Part Alternates: ARBL461TW, ARBL4-61TW, ARL48W3, ARL4-8W-3, BACB10Z4LT, BRELHS42242EL1, BRELHS-4-2242-EL-1, HB4201KLT, HB4-201KLT, KBL150WT, KBL-150WT, KBL4150WT, KBL4-150WT, FSSKL4AS2, FSSKL-4AS-2, 51589L041VL, 51589L-041VL, 3120-01-203-4442, 01-203-4442, 3120012034442, 012034442

Bearings | Bearings, Plain, Unmounted

Supply Group (FSG) NSN Assign. NIIN
31 14 MAR 1985 01-203-4442

Drawings & Photos | NSN 3120-01-203-4442


Demand History | NSN 3120-01-203-4442

Part Number Request Date QTY Origin
BACB10Z4LT 2025-07-203 333 DIBBS
BACB10Z4LT 2025-07-195 333 DIBBS
BACB10Z4LT 2024-10-291 232 DIBBS
BACB10Z4LT 2024-10-283 232 DIBBS
BACB10Z4LT 2023-09-250 222 DIBBS
BACB10Z4LT 2021-10-278 458 DIBBS
3120-01-203-4442 2020-10-304 1 DIBBS-RFPs
BACB10Z4LT 2020-02-43 693 DIBBS
3120-01-203-4442 2013-11-324 1 DIBBS-RFPs
3120-01-203-4442 2013-08-240 908 DIBBS
3120-01-203-4442 2013-08-217 374 DIBBS
3120-01-203-4442 2013-01-29 438 DIBBS
3120-01-203-4442 2012-11-307 438 DIBBS
3120-01-203-4442 2012-03-85 195 DIBBS
3120-01-203-4442 2009-04-104 9 DIBBS
3120-01-203-4442 2009-02-43 181 DIBBS
3120-01-203-4442 2008-11-330 465 DIBBS
3120-01-203-4442 2008-10-302 135 DIBBS
3120-01-203-4442 2008-09-261 90 DIBBS
HB4201KLT 2008-01-31 24 US

Cross Reference | NSN 3120-01-203-4442

Part Number Cage Code Manufacturer
51589L-041VL 09455 RBC TRANSPORT DYNAMICS CORP. DIV RBC TRANSPORT DYNAMICS
ARBL4-61TW 15860 NEW HAMPSHIRE BALL BEARINGS, INC. DBA ASTRO DIVISION
ARL4-8W-3 50294 NEW HAMPSHIRE BALL BEARINGS, INC. DBA NHBB
BACB10Z4LT 02758 U S BEARINGS
BACB10Z4LT 09455 RBC TRANSPORT DYNAMICS CORP. DIV RBC TRANSPORT DYNAMICS
BACB10Z4LT 15860 NEW HAMPSHIRE BALL BEARINGS, INC. DBA ASTRO DIVISION
BACB10Z4LT 16746 SPECLINE INC.
BACB10Z4LT 50294 NEW HAMPSHIRE BALL BEARINGS, INC. DBA NHBB
BACB10Z4LT 56644 AURORA BEARING COMPANY
BACB10Z4LT 73134 ROLLER BEARING COMPANY OF AMERICA, INC.
BACB10Z4LT 81205 THE BOEING COMPANY DBA BOEING
BACB10Z4LT 81376 RBC SOUTHWEST PRODUCTS, INC.
BACB10Z4LT 97613 DOVER ENGINEERED SYSTEMS, INC. DBA KAHR BEARING
BRELHS-4-2242-EL-1 81376 RBC SOUTHWEST PRODUCTS, INC.
FSSKL-4AS-2 73134 ROLLER BEARING COMPANY OF AMERICA, INC.
HB4-201KLT 02758 U S BEARINGS
KBL-150WT 97613 DOVER ENGINEERED SYSTEMS, INC. DBA KAHR BEARING
KBL4-150WT 97613 DOVER ENGINEERED SYSTEMS, INC. DBA KAHR BEARING

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Technical Data | NSN 3120-01-203-4442

Characteristic Specifications
MATERIAL STEEL COMP 440C INNER MEMBER STEEL COMP XM-12 RACE INSERT STEEL COMP XM-12 ROD END BODY
MATERIAL DOCUMENT AND CLASSIFICATION QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE INNER MEMBER AMS 5658 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5659 ASSN STD SINGLE MATERIAL RESPONSE RACE INSERT AMS 5658 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5659 ASSN STD SINGLE MATERIAL RESPONSE ROD END BODY
HARDNESS RATING 55.0 ROCKWELL C MINIMUM AND 61.0 ROCKWELL C MAXIMUM INNER MEMBER 35.0 ROCKWELL C MINIMUM AND 44.0 ROCKWELL C MAXIMUM RACE INSERT 28.0 ROCKWELL C MINIMUM AND 37.0 ROCKWELL C MAXIMUM ROD END BODY
SURFACE TREATMENT PASSIVATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION ASTM A380 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
STYLE DESIGNATOR 6 BALL TYPE
OVERALL LENGTH 1.8720 INCHES NOMINAL
BORE DIAMETER 0.2495 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM
OUTER MEMBER OUTSIDE DIAMETER 0.8060 INCHES NOMINAL
BORE CENTER TO SHANK END DISTANCE 1.4690 INCHES NOMINAL
OUTER MEMBER WIDTH 0.3320 INCHES MINIMUM AND 0.3420 INCHES MAXIMUM
INNER MEMBER WIDTH 0.4320 INCHES MINIMUM AND 0.4370 INCHES MAXIMUM
LUBRICATION MATERIAL LUBRICANT, DRY FILM
LUBRICATION FEATURE GROOVE AND PERFORATION INNER MEMBER GROOVE AND PERFORATION RACE INSERT
STATIC RADIAL LOAD RATING 4675 POUNDS
SHANK STYLE 5 INTERNALLY THREADED W/BEAD AND WRENCH FLATS AND INSPECTION HOLE
SHANK THREAD LENGTH 0.7500 INCHES MINIMUM
INSPECTION HOLE CENTER TO END DISTANCE 0.3750 INCHES NOMINAL
SHANK WIDTH ACROSS WRENCH FLATS 0.4270 INCHES MINIMUM AND 0.4390 INCHES MAXIMUM
THREAD SERIES DESIGNATOR UNJF
THREAD DIAMETER 0.3125 INCHES NOMINAL
THREAD QUANTITY PER INCH 24
THREAD CLASS 3B
THREAD DIRECTION LEFT-HAND
SPECIAL FEATURES DRY FILM LUBRICANT PER BAC 5814,FSCM 81205 TO THE BALL OD; LUBRICATION HOLES AND GROOVES OPTIONAL; 4 KEYWAYS IN SHANK END PER NAS559; PASSIVATE EXPOSED SURFACES ONLY
SPECIFICATION/STANDARD DATA 81205-BACB10Z MANUFACTURERS STANDARD

Restrictions/Controls & Freight Information | NSN 3120-01-203-4442

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 114850 BEARING/BUSHING O/T BALL/ROLLER I/S
Less than car load rating
Less than truck load rating Q 70.0
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 3120-01-203-4442

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 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