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NSN 3110-00-483-8445, 3110004838445
BEARING,BALL,DUPLEX

Federal Supply Classification
FSC 3110 - Bearings, Antifriction, Unmounted
National Item Identification Number
NIIN 004838445
Codification Country
United States
Item Name Code
INC 30213
Criticality
(F) This item is a Flight Safety Critical Aircraft Part (FSCAP).
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 3110-00-483-8445

National Stock Number (NSN) 3110-00-483-8445, or NIIN 004838445, (bearing,ball,duplex) was assigned May 19, 1969 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

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

This part number has not been procured by the US Government in over 5 years, with the most recent procurement date of Sep 13, 2011. There have been 2 contracts issued for this part number, with 4 awards given. The US Government has only awarded those contracts to one supplier. The last contract numbers awarded were: SPM4AX09D9404, SPM4AX09D9404, SPM4AX09D9404, SPM4AX09D9404, SPM4AX09D9404. The total value of the awarded contracts has been US$ 347,278.49.

This NSN is somewhat common among different platforms, belonging to 2 different weapons systems.

Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Jul 02, 2006, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. This part requires engineering source approval by the design control activity in order to maintain the quality of the part. An alternate source must qualify in accordance with the design control activity's procedures, as approved by the cognizant Government engineering activity. Valid AMCs: 1, 2, 3, 4 and 5.

This NSN is assigned to Item Name Code (INC) 30213. [TWO SINGLE ROW ANNULAR BALL BEARINGS SELECTED DIMENSIONALLY TO BE A MATCHED PAIR OR SET. THE RING FACES HAVE BEEN SPECIALLY GROUND TO SPECIFIED OFFSETS THAT WILL PRODUCE PREDETERMINED PRELOAD WHEN MOUNTED. MAY INCLUDE A SINGLE ROW ANGULAR CONTACT BEARING WITH FACES SPECIALLY GROUND FOR DUPLEX MOUNTING.]. This item is a Flight Safety Critical Aircraft Part (FSCAP). There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 3110004838445 contains an unknown precious metal.

This NSN is associated to Schedule B 8482105068: ball bearings, nesoi. 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

STYLE DESIGNATOR
(STYL) ERR-090
BORE DIAMETER
(ABXV) 180.0 MILLIMETERS NOMINAL
INTERNAL CLEARANCE
(AKVV) 0.0680 INCHES NOMINAL AXIAL AND 0.0200 INCHES MINIMUM RADIAL AND 0.0220 INCHES MAXIMUM RADIAL
LOAD DIRECTION
(AGZC) ANGULAR
OVERALL OUTSIDE DIAMETER
(ADGA) 320.0 MILLIMETERS NOMINAL
OVERALL WIDTH
(ABMK) 104.0 MILLIMETERS NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) UNABLE TO DECODE
MATERIAL
(MATT) UNABLE TO DECODE
RETAINER FABRICATION METHOD
(AGYF) MACHINED
STANDARD TOLERANCE DESIGNATION
(CTFZ) ABEC NO.3
STYLE DESIGNATOR
(STYL) COUNTERBORED OUTER RINGS, NON-SEPARABLE, TANDEM MOUNTING
SPECIAL FEATURES
(FEAT) STABILIZED FOR OPERATION AT M 65 TO P 350 DEG F,MAX SURFACE FINISH UNGROUND SURFACES 125 UIN AA,GROUND SURFACES 32 UIN AA,RACEWAYS 10 UIN AA,PERMANENTLY MARK EACH BEARING W/SAME SERIAL NO.,/V/ ETCHED ON OUTER RINGS TO INDICATE DIRECTION OF THRUST
SURFACE FINISH
(AGYE) GROUND
TEST DATA DOCUMENT
(TEST) 81343-AMS2640 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.). AND 81343-AMS26A45 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
MATERIAL
(MATT) COPPER ALLOY RETAINER
MATERIAL
(MATT) STEEL BALL
SPECIAL FEATURES
(FEAT) 6STABILIZED FOR OPERATION AT M 65 TO P 350 DEG F,MAX SURFACE FINISH UNGROUND SURFACES 125 UIN AA,GROUND SURFACES 32 UIN AA,RACEWAYS 10 UIN AA,PERMANENTLY MARK EACH BEARING W/SAME SERIAL NO.,/V/ ETCHED ON OUTER RINGS TO INDICATE DIRECTION OF THRUST
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) AMS 6490 ASSN STD SINGLE MATERIAL RESPONSE BALL
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) AMS 6490 ASSN STD SINGLE MATERIAL RESPONSE INNER RING
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) AMS 6490 ASSN STD SINGLE MATERIAL RESPONSE OUTER RING
MATERIAL
(MATT) STEEL INNER RING
MATERIAL
(MATT) STEEL OUTER RING
STYLE DESIGNATOR
(STYL) 92D COUNTERBORED OUTER RINGS, NON-SEPARABLE, TANDEM MOUNTING
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) AMS 4616 ASSN STD SINGLE MATERIAL RESPONSE RETAINER

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