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NSN 3120-01-033-0321, 3120010330321
BEARING,PLAIN,SELF-ALIGNING

Federal Supply Classification
FSC 3120 - Bearings, Plain, Unmounted
National Item Identification Number
NIIN 010330321
Codification Country
United States
Item Name Code
INC 13208
Criticality
(X) This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Hazardous Material Indicator Code
(N) There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials.
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DLMS® Summary

National Stock Number 3120-01-033-0321

National Stock Number (NSN) 3120-01-033-0321, or NIIN 010330321, (bearing,plain,self-aligning) was assigned December 27, 1976 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

There are 4 manufacturer part numbers associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 4 suppliers. Today, 4 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 3 suppliers are deemed design controlled or valid supply parts.

This part number has not been procured by the US Government in over 5 years.

This NSN is unique to one weapons system.

Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Sep 02, 2006, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) Acquisition of this part is restricted to source(s) specified on "Source Control", "Altered Item" or "Selected Item" drawings/documents. Valid AMCs: 1, 2, 3, 4 and 5.

This NSN is assigned to Item Name Code (INC) 13208. [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.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 3120010330321 does not contain precious metals.

This NSN is associated to Schedule B 8482300040: spherical roller bearings, single row. The Schedule B End Use is listed as industrial machines, other. NAICS classification category 332991: ball and roller bearing manufacturing.

This information was last updated on .


Technical Characteristics

BORE DIAMETER
(ABXV) 0.6245 INCHES MINIMUM AND 0.6250 INCHES MAXIMUM
HARDNESS RATING
(CQFM) 23.0 ROCKWELL C MINIMUM AND 36.0 ROCKWELL C MAXIMUM OUTER RACE MEMBER
HARDNESS RATING
(CQFM) 55.0 ROCKWELL C MINIMUM AND 62.0 ROCKWELL C MAXIMUM INNER MEMBER
INNER MEMBER WIDTH
(AGGJ) 0.7480 INCHES MINIMUM AND 0.7500 INCHES MAXIMUM
LUBRICATION FEATURE
(CTLM) SELF-LUBRICATING LINER RACE LINER
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) AMS 5630 ASSN STD SINGLE MATERIAL RESPONSE INNER MEMBER
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE OUTER RACE MEMBER
MATERIAL
(MATT) PLASTIC POLYTETRAFLUOROETHYLENE RACE LINER
MATERIAL
(MATT) STEEL COMP 440C INNER MEMBER
MATERIAL
(MATT) STEEL COMP 630 OUTER RACE MEMBER
OUTER MEMBER OUTSIDE DIAMETER
(AGGF) 1.3020 INCHES MINIMUM AND 1.3120 INCHES MAXIMUM
OUTER MEMBER WIDTH
(AGGH) 0.5620 INCHES MINIMUM AND 0.5720 INCHES MAXIMUM
SPECIAL FEATURES
(FEAT) EXTERIOR FLANGE IN MIDDLE OUTER MEMBER
STATIC RADIAL LOAD RATING
(AGKP) 39000 POUNDS
STYLE DESIGNATOR
(STYL) WITH INSERT AND/OR LINER
MATERIAL
(MATT) UNABLE TO DECODE
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) UNABLE TO DECODE

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