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NSN 3120-01-218-7570, 3120012187570
BEARING,SLEEVE

Federal Supply Classification
FSC 3120 - Bearings, Plain, Unmounted
National Item Identification Number
NIIN 012187570
Codification Country
United States
Item Name Code
INC 13205
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 3120-01-218-7570

National Stock Number (NSN) 3120-01-218-7570, or NIIN 012187570, (bearing,sleeve) was assigned October 18, 1985 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

There are no manufacturer part numbers associated to this NSN. ISO Group has several sources of supply for this NSN.

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

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

There has been very little 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 Feb 02, 2005, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The Government has unlimited rights to the technical data, and the data package is complete. Valid AMCs: 1 and 2.

This NSN is assigned to Item Name Code (INC) 13205. [A TUBULAR SHAPED ITEM WITH OR WITHOUT FLANGE(S) DESIGNED TO REDUCE FRICTION AND CARRY A KINETIC LOAD ON THE SURFACE(S) PARALLEL TO THE AXIS OF THE BORE. IT MUST HAVE A VISIBLE OR DETECTABLE MEANS OF LUBRICATION OR BE SELF-LUBRICATED. THE OVER ALL LENGTH MUST EXCEED 25 PERCENT OF THE OUTSIDE DIAMETER OR THE SHORTEST DISTANCE BETWEEN PERIPHERAL FLATS OF THE BODY, EXCEPT FOR STRAIGHT TUBULAR (WITHOUT FLANGE OR SHOULDER) ITEMS HAVING A BEARING SURFACE(S) PARALLEL TO THE AXIS OF THE BORE ONLY. INCLUDES ITEMS WHICH ARE DIVIDED INTO TWO OR MORE SEGMENTS WHICH INCLUDE 180 DEGREES (3.141 RADIANS) OR LESS OF THE BEARING PERIPHERY. SEE ALSO BUSHING, SLEEVE; SPACER, SLEEVE; AND WASHER (AS MODIFIED). EXCLUDES:PIN, HOLLOW.]. 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 3120012187570 does not contain precious metals.

This NSN is associated to Schedule B 8482997090: parts, nesoi, for roller bearings or for combined ball/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

MATERIAL
(MATT) COPPER ALLOY 841 OVERALL OR COPPER ALLOY OVERALL
STYLE DESIGNATOR
(STYL) 22C SOLID, EXTERNAL FLANGE ONE END
STYLE DESIGNATOR
(STYL) SOLID
BODY INSIDE DIAMETER
(ADAS) 1.5030 INCHES MINIMUM AND 1.5040 INCHES MAXIMUM
BODY OUTSIDE DIAMETER
(ADAR) 1.7540 INCHES MINIMUM AND 1.7550 INCHES MAXIMUM
CORNER SHAPE
(BZLX) ROUND LEFT FLANGE BODY CORNER
CORNER SHAPE
(BZLX) SQUARE INSIDE LEFT CORNER
CORNER SHAPE
(BZLX) SQUARE INSIDE RIGHT CORNER
CORNER SHAPE
(BZLX) SQUARE LEFT FLANGE OUTSIDE RIGHT CORNER
CORNER SHAPE
(BZLX) SQUARE OUTSIDE LEFT CORNER
CORNER SHAPE
(BZLX) SQUARE OUTSIDE RIGHT CORNER
FLANGE OUTSIDE DIAMETER
(AEPR) 1.9900 INCHES MINIMUM AND 2.0100 INCHES MAXIMUM
FLANGE WIDTH
(AGFF) 0.1150 INCHES MINIMUM AND 0.1350 INCHES MAXIMUM
HARDNESS RATING
(CQFM) 30.0 ROCKWELL H MINIMUM AND 70.0 ROCKWELL H MAXIMUM OVERALL
OVERALL LENGTH
(ABHP) 1.9925 INCHES MINIMUM AND 2.0075 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) MIL-B-5687 TY 1 GR 1 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-B-5687 TY 1 GR2 MIL SPEC 2ND MATERIAL RESPONSE OVERALL
MATERIAL
(MATT) COPPER ALLOY 841 OR COPPER ALLOY OVERALL
STYLE DESIGNATOR
(STYL) SOLID, EXTERNAL FLANGE ONE END

Manufacturer Part Numbers


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