Product Details | SELF-ALIGNING PLAIN BEARING

3120-00-661-7081 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: HSB4, 3120-00-661-7081, 00-661-7081, 3120006617081, 006617081

Bearings | Bearings, Plain, Unmounted

Supply Group (FSG) NSN Assign. NIIN
31 01 JAN 1963 00-661-7081

Drawings & Photos | NSN 3120-00-661-7081


Demand History | NSN 3120-00-661-7081

Part Number Request Date QTY Origin
3120-00-661-7081 2024-05-149 12 United States
3120-00-661-7081 2024-05-149 52 United States
3120-00-661-7081 2011-09-253 6 NZ

Cross Reference | NSN 3120-00-661-7081

Part Number Cage Code Manufacturer
HSB4 97613 DOVER ENGINEERED SYSTEMS, INC. DBA KAHR BEARING

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Technical Data | NSN 3120-00-661-7081

Characteristic Specifications
MATERIAL STEEL COMP E52100 INNER MEMBER COPPER ALLOY OUTER RACE MEMBER
MATERIAL DOCUMENT AND CLASSIFICATION 66 FED STD SINGLE MATERIAL RESPONSE INNER MEMBER
STYLE DESIGNATOR 11B WITHOUT INSERT OR LINER
BORE DIAMETER 0.2495 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM
OUTER MEMBER OUTSIDE DIAMETER 0.6557 INCHES MINIMUM AND 0.6562 INCHES MAXIMUM
OUTER MEMBER WIDTH 0.2500 INCHES NOMINAL
INNER MEMBER WIDTH 0.3380 INCHES MINIMUM AND 0.3430 INCHES MAXIMUM
LUBRICATION FEATURE GROOVE INTERNAL OUTER MEMBER

Restrictions/Controls & Freight Information | NSN 3120-00-661-7081

Category Code Description
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.
Precious Metals Indicator Code:UPrecious metal type is unknown
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
No Freight Information