Product Details | SELF-ALIGNING PLAIN BEARING

3120-01-394-3928 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: BACB10W4TM, 3120-01-394-3928, 01-394-3928, 3120013943928, 013943928

Bearings | Bearings, Plain, Unmounted

Supply Group (FSG) NSN Assign. NIIN
31 08 AUG 1994 01-394-3928

Drawings & Photos | NSN 3120-01-394-3928


Cross Reference | NSN 3120-01-394-3928

Part Number Cage Code Manufacturer
BACB10W4TM 02758 U S BEARINGS
BACB10W4TM 09455 RBC TRANSPORT DYNAMICS CORP. DIV RBC TRANSPORT DYNAMICS
BACB10W4TM 15860 NEW HAMPSHIRE BALL BEARINGS, INC. DBA ASTRO DIVISION
BACB10W4TM 16746 SPECLINE INC.
BACB10W4TM 56644 AURORA BEARING COMPANY
BACB10W4TM 73134 ROLLER BEARING COMPANY OF AMERICA, INC.
BACB10W4TM 81205 THE BOEING COMPANY DBA BOEING
BACB10W4TM 81376 RBC SOUTHWEST PRODUCTS, INC.
BACB10W4TM 97613 DOVER ENGINEERED SYSTEMS, INC. DBA KAHR BEARING

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Technical Data | NSN 3120-01-394-3928

Characteristic Specifications
MATERIAL STEEL COMP 440C INNER MEMBER STEEL COMP 630 OUTER RACE MEMBER
HARDNESS RATING 55.0 ROCKWELL C MINIMUM AND 60.0 ROCKWELL C MAXIMUM INNER MEMBER 28.0 ROCKWELL C MINIMUM AND 36.0 ROCKWELL C MAXIMUM OUTER RACE MEMBER
SURFACE TREATMENT LUBRICANT INNER MEMBER
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION BAC5811,TYPE VIII MFR REF ALL TREATMENT RESPONSES INNER MEMBER
STYLE DESIGNATOR 11B WITHOUT INSERT OR LINER
BORE DIAMETER 0.3745 INCHES MINIMUM AND 0.3750 INCHES MAXIMUM
OUTER MEMBER OUTSIDE DIAMETER 0.8120 INCHES MINIMUM AND 0.8125 INCHES MAXIMUM
OUTER MEMBER WIDTH 0.3070 INCHES MINIMUM AND 0.3170 INCHES MAXIMUM
INNER MEMBER WIDTH 0.4010 INCHES MINIMUM AND 0.4060 INCHES MAXIMUM
III PART NAME ASSIGNED BY CONTROLLING AGENCY BEARING,PLAIN,SPHERICAL,NARROW RING

Restrictions/Controls & Freight Information | NSN 3120-01-394-3928

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
Electro-static Discharge Susceptible:ANo known Electrostatic Discharge (ESD) or Electromagnetic Interference (EMI) sensitivity
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.
Automatic Data Processing Equipment:0Represents items with no ADP components. NOTE: Codes 1 through 6 are only to be used when the item is Automatic Data Processing Equipment (ADPE) in its entirety and is limited to the type meeting only one of the definitions for codes 1 through 6. (See code 9)
Category Code Description
No Freight Information

Management | NSN 3120-01-394-3928

Category Code Description
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.
Budget CodeS 1557X3010:Aircraft Replenishment Spares
Materiel Management Aggregation CodeWHTN:E-8C JOINT STARS AIRCRAFT (NGC)
Source of SupplyF74Northrop Grumman Corporation
Warner Robins GA 31088-7499
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