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NSN 3120-01-221-8747, 3120012218747
BUSHING,SLEEVE

Federal Supply Classification
FSC 3120 - Bearings, Plain, Unmounted
National Item Identification Number
NIIN 012218747
Codification Country
United States
Item Name Code
INC 13206
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 3120-01-221-8747

National Stock Number (NSN) 3120-01-221-8747, or NIIN 012218747, (bushing,sleeve) was assigned December 4, 1985 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 a year. There have been 3 contracts issued for this part number, with 3 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 2 different suppliers. The last contract numbers awarded were: SPE4A621F461E, SPE4A621F6656, SPE4A620PP600. The total value of the awarded contracts has been US$ 11,470.51.

This NSN is fairly common among different weapons systems, belonging to 14 different platforms.

There has been a small amount of demand for this national stock number. The demand for this NSN originated from less than 5 countries. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Oct 28, 2009, 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) 13206. [A TUBULAR SHAPED UNTHREADED ITEM WITH OR WITHOUT A FLANGE AT ONE END DESIGNED TO BE INSERTED INTO A HOLE TO REDUCE THE INSIDE DIAMETER OF THE HOLE AND TO PROTECT THE SURROUNDING BODY STRUCTURE FROM DAMAGE RESULTING FROM STRESS, STRAIN, AND/OR VIBRATION. THE OVERALL LENGTH MUST EXCEED 25 PERCENT OF THE OUTSIDE DIAMETER OR THE SHORTEST DISTANCE BETWEEN PERIPHERAL FLATS OF THE BODY. INCLUDES ITEMS WHICH ARE DIVIDED INTO TWO OR MORE SEGMENTS WHICH INCLUDES 180 DEGREES (3.141 RADIANS) OR LESS OF THE BEARING PERIPHERY. FOR ITEMS MADE OF RUBBER, SEE BUSHING, NONMETALLIC. SEE ALSO BEARING, SLEEVE; BUSHING, TAPERED; SPACER, SLEEVE; INSULATOR, BUSHING; AND BUSHING, ELECTRICAL CONDUCTOR. EXCLUDES:BUSHING, DRILL, JIG.]. 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 3120012218747 does not contain precious metals.

This NSN is associated to Schedule B 8482997060: parts, nesoi, for cylindrical roller 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) 22C SOLID, EXTERNAL FLANGE ONE END
ANTIROTATION/LUBRICATION TYPE AND QUANTITY
(CTJM) 2 HOLE
BODY INSIDE DIAMETER
(ADAS) 0.4740 INCHES MINIMUM AND 0.4810 INCHES MAXIMUM
BODY OUTSIDE DIAMETER
(ADAR) 0.6257 INCHES MINIMUM AND 0.6265 INCHES MAXIMUM
CORNER SHAPE
(BZLX) SQUARE ALL CORNERS
FLANGE OUTSIDE DIAMETER
(AEPR) 0.8900 INCHES NOMINAL
FLANGE WIDTH
(AGFF) 0.3400 INCHES NOMINAL
HARDNESS RATING
(CQFM) 33.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL
HOLE DIAMETER
(AAUB) 0.0700 INCHES NOMINAL FIRST
OVERALL LENGTH
(ABHP) 1.5650 INCHES MINIMUM AND 1.5750 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) MIL-S-8844 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIAL
(MATT) STEEL COMP 4340 OVERALL
STYLE DESIGNATOR
(STYL) SOLID, EXTERNAL FLANGE ONE END
SURFACE FINISH
(CSYM) 63.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY

Manufacturer Part Numbers


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