» » » 3120-00-332-4437


Self-aligning Plain Bearing


Request A Quote

Part Number:
Quantity: Condition:
Company Name: Phone:
Full Name: Email:
Company Privacy Policy    

Item Specifics

Federal Supply Class (FSC)
Bearings Plain Unmounted
National Item ID Number (NIIN)
Bore Diameter
0.2495 inches minimum and 0.2500 inches maximum ABXV
Outer Member Outside Diameter
0.6557 inches minimum and 0.6562 inches maximum AGGF
Outer Member Width
0.2450 inches minimum and 0.2500 inches maximum AGGH
Inner Member Width
0.3380 inches minimum and 0.3430 inches maximum AGGJ
Static Radial Load Rating
6330 pounds AGKP
Hardness Rating
28.0 rockwell c minimum outer race member and 36.0 rockwell c maximum outer race member CQFM
Hardness Rating
37.0 rockwell c minimum inner member CQFM
Copper alloy 172 inner member or copper alloy 173 inner member MATT
Steel comp 630 outer race member MATT
Style Designator
Without insert or liner with staking groove STYL

Item Identification | Bearings Plain Unmounted

3120-00-332-4437, 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.

Supply Class (FSC)NSN AssignmentNIINItem Name Code (INC)
3120 Dec 22, 1973 003324437 13208 (Aligning Bearing, Plain, Self)

End Item Applications NSN 3120-00-332-4437 end item applications/platforms

Item Identification Guide

NSN Reference Drawing

Plain Bearing Self-alignings Cross Reference

Part Number CAGE Variation
ST4M123-4 Cage Code 76301
SBU8RZH21-4A Cage Code 3NPS1 Cross Ref. Part
SBU8RZH21A Cage Code 3NPS1 Cross Ref. Part
BSSN-4-2025 Cage Code 81376 Original Part
55826-04 Cage Code 09455 Original Part
ASBB4V Cage Code 15860 Original Part
KSB4-27 Cage Code 97613 Original Part
BNG04H-123 Cage Code 16746 Superseded, Discontinued, or Replaced
10107628 Cage Code A486G For Reference Only
SBU8RZH21-4A Cage Code 21335 Superseded, Discontinued, or Replaced
SBU8RZH21A Cage Code 21335 Superseded, Discontinued, or Replaced
KSB4-25SSBD1 Cage Code 97613 Superseded, Discontinued, or Replaced

National Motor Freight NMFC: A six position numeric code, which divides articles into groups or classes according to physical characteristics. The classification is based on truckloads vs. less than truckload.

Code Description Code Value Meaning
NMF Description NMFC 114850 Bearing/bushing O/t Ball/roller I/s
Universal Freight Code UFC 58880
Less than a truck load rating LTL Q 70.0
Water Commodity WCC 742 Bearings
Type of Cargo TCC Z No special type of cargo code applicable
Special Handling SHC 9 Other or no special handling required (sh)
Air Dimension Code ADC A Shipment is not a consolidation and does not exceed 84 inches in any dimension.
Air Commodity ACC V Trailers, vehicles, machinery, shop and warehouse equipment and supplies including special tools and equipment, ground servicing and special purpose vehicles, trailers, marine equipment and supplies, repair and maintenance parts for the above.
Air Special Handling ASH Array No special handling required.

Trade Control Compliance Schedule B Export Code: A ten position numeric code that identifies an item exported overseas. this unique identification code is assigned by the U.S. Census Bureau.

Schedule B Sch. B Description Demilitarization Classification ITAR Regulation
8482300040 Spherical roller bearings, single row Non-usml/non-ccli - no demil or dod tsc required. department of commerce may impose licensing requirements to certain destinations. (note 9). Unclassified Not ITAR Controlled

MOE / End Users Represents the subdivisions of a US governmental organization or an agency of the North Atlantic Treaty Organization (NATO), and other friendly governments and international organizations participating in the federal catalog program.

Country / Entity Name MOE
WF Finland WF
YB Spain YB
ZC Canada ZC
ZZ United States ZZ
ZZ Department Of The Navy ZZ
No MOE rules found for this NSN.

Material & Special Handling Item material and handling information

Code Description Value Meaning
HMIRS N Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
Precious Metals Indicator A Item 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.

Management Rec. / Rep. Code: 1i cog not stocked print on demand flat forms

 CTL: 9B-----

Air Force

Fund SF – Stock fund applicable to items managed for the air force by the respective inventory control point.
Budget 9 – Air force decentrally managed
Material Management
Price Validation N – The current standard price in the catalog management data (cmd) has not been 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."

Air Force Management Code Definition

Fund A two position code that classifies an item into categories in terms of funding and budgeting.
Budget Identifies investment items to budget programs from which item is funded.
Material Management Identifies an item of supply to be managed by a specific activity manager.
Price Validation Indicates validity of the recorded unit price.


Cognizance 9B – Naval inventory control point, mechanicsburg
Special Material
Requisition Restriction
Special Material Content

Navy Management Code Definition

Cognizance (COG) Identifies the inventory manager (IM) and inventory control point (ICP).
Special Material (SMIC) Categorizes material on the basis of requirements for source or quality control, technical design, or configuration control, procurement, stocking and issue control, special receipt, inspection, testing, storage, or handling
Req. Restriction (IRRC) Item requisition instructions.
Special Material (SMCC) Indicated that an item represents or contains peculiar material requiring special treatment, precautions, or management.