NSN 3120-00-056-2421 N99B2055A, NH7472PC99, B2055A

Product Details | SLEEVE BEARING

3120-00-056-2421 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.

Part Alternates: N99B2055A, NH7472PC99, B2055A, B2055PCN99, H7957PC99, H7970PC99, 130033, 3120-00-056-2421, 00-056-2421, 3120000562421, 000562421

Bearings | Bearings, Plain, Unmounted

Supply Group (FSG)	NSN Assign.	NIIN	Item Name Code (INC)
31	01 JAN 1963	00-056-2421	13205 ( BEARING, SLEEVE )

Drawings & Photos | NSN 3120-00-056-2421

Cross Reference | NSN 3120-00-056-2421

Part Number	Cage Code	Manufacturer
130033	0BR59	DRESSER-RAND COMPANY DBA STEAM TRBINE MTR GENERATOR DIV
130033	82328	DRESSER RAND CO TERRY CORP STEAM TURBINE MOTOR AND
B2055A	0BR59	DRESSER-RAND COMPANY DBA STEAM TRBINE MTR GENERATOR DIV
B2055A	82328	DRESSER RAND CO TERRY CORP STEAM TURBINE MOTOR AND
B2055PCN99	0BR59	DRESSER-RAND COMPANY DBA STEAM TRBINE MTR GENERATOR DIV
B2055PCN99	82328	DRESSER RAND CO TERRY CORP STEAM TURBINE MOTOR AND
H7957PC99	0BR59	DRESSER-RAND COMPANY DBA STEAM TRBINE MTR GENERATOR DIV
H7957PC99	82328	DRESSER RAND CO TERRY CORP STEAM TURBINE MOTOR AND
H7970PC99	0BR59	DRESSER-RAND COMPANY DBA STEAM TRBINE MTR GENERATOR DIV
H7970PC99	82328	DRESSER RAND CO TERRY CORP STEAM TURBINE MOTOR AND
N99B2055A	0BR59	DRESSER-RAND COMPANY DBA STEAM TRBINE MTR GENERATOR DIV
N99B2055A	82328	DRESSER RAND CO TERRY CORP STEAM TURBINE MOTOR AND
NH7472PC99	0BR59	DRESSER-RAND COMPANY DBA STEAM TRBINE MTR GENERATOR DIV
NH7472PC99	82328	DRESSER RAND CO TERRY CORP STEAM TURBINE MOTOR AND

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Related Products | NSN 3120-00-056-2421

3120-00-056-2909, 3120-00-056-3380, 3120-00-056-3700, 3120-00-056-3764, 3120-00-056-4320

Technical Data | NSN 3120-00-056-2421

Characteristic	Specifications
MATERIAL	TIN ALLOY UNS L13890 INNER LAYER COPPER ALLOY 903 OUTER LAYER
STYLE DESIGNATOR	18B SEGMENTED
OVERALL LENGTH	2.0625 INCHES NOMINAL
BODY OUTSIDE DIAMETER	3.6250 INCHES MINIMUM AND 3.6260 INCHES MAXIMUM
BODY INSIDE DIAMETER	2.5000 INCHES MINIMUM AND 2.5010 INCHES MAXIMUM
LEFT FLANGE OUTSIDE DIAMETER	3.8750 INCHES NOMINAL
RIGHT FLANGE OUTSIDE DIAMETER	3.8750 INCHES NOMINAL
LEFT FLANGE WIDTH	0.1550 INCHES MINIMUM AND 0.1560 INCHES MAXIMUM
RIGHT FLANGE WIDTH	0.1550 INCHES MINIMUM AND 0.1560 INCHES MAXIMUM
CORNER SHAPE	ROUND ALL CORNERS
ANTIROTATION/LUBRICATION TYPE AND QUANTITY	2 HOLE
HOLE DIAMETER	0.1875 INCHES NOMINAL FIRST
MANUFACTURERS CODE	0BR59
DESIGN CONTROL REFERENCE	B2055A

Restrictions/Controls & Freight Information | NSN 3120-00-056-2421

Restrictions
Freight

Category	Code	Description
Shelf-Life Code:	0	Nondeteriorative
Hazardous Material Indicator Code	N	There is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:	A	Non-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Controlled Inventory Item Code:	U	UNCLASSIFIED
Precious Metals Indicator Code:	A	Item does not contain precious metal
Criticality Code:	X	The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Automatic Data Processing Equipment:	0	Represents items with no ADP components. NOTE: Codes 1 through 6 are only to be used when the item is Automatic Data Processing Equipment (ADPE) in its entirety and is limited to the type meeting only one of the definitions for codes 1 through 6. (See code 9)

Category	Code	Description
NMF Description	114850	BEARING/BUSHING O/T BALL/ROLLER I/S
Less than car load rating
Less than truck load rating	Q	70.0
Water commodity Code	742	unknown
Originating Activity Code	XX
Air Dimension Code	A	Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity	V	Vehicles, machinery, shop and warehouse equipment and supplies, including special tools and equipment, ground servicing and special purpose vehicles, marine equipment and supplies, repair and maintenance parts for the above.
Air Special Handling	Z	No special handling required.
Special Handling Code	9	unknonwn
HAZMAT
Type of Cargo	Z	No special type of cargo code applicable

Category	Code	Description
Budget Code	9	General Support DIV57X4921.070:Air Force decentrally managed expense items (ERRC XB3, XF-3) with a unit cost of less than $250,000 that are requisitioned/procured at base (retail) level from DLA, GSA, Army, Navy, Depot Maintenance Service, Air Force Industrial Fund (AFMC), local manufacture and commercial vendors.
Price Validation	N	The current standard price in Catalog Management Data (CMD) has not analyzed or coded for LP/LM. The price has not been analyzed or reviewed for accuracy. ZOP or Standard price challenges are permissible, but must be supported with adequate justification. However, if coded for Local Purchase (LP) or Fabrication/Manufacture as indicated with an (LM) Acquisition Advice Code of ?L? or?F?,the case must be evaluated locally where purchased or fabricated.
Fund Code	SF	Stock fund applicable to items managed for the Air Force by the respective Inventory Control Point.
Source of Supply	SMS	Defense Logistics Agency Enterprise Business Systems
Agency	DF	Department of the Air Force
Service Organization	F	U.S. Air Force
Reparability	N	Stock Fund (except Munitions)
Acquisition Advice Codes	J	NOT STOCKED, CENTRALLY PROCURED # (NON-STOCKED ITEMS) IMM/Service centrally managed but not stocked item. Procurement will be initiated only after receipt of a requisition.
Controlled Item Code	U	UNCLASSIFIED
Shelf Life Code	0	Nondeteriorative
Purchasing	QTY UOM	1 AY : Assembly

Category	Code	Description
Cognizance Codes	9B	Navy-owned stocks of DLA material Naval Inventory Control Point, Mechanicsburg
Source of Supply	SMS	Defense Logistics Agency Enterprise Business Systems
Agency	DN	Department of the Navy
Service Organization	N	U.S. Navy
Acquisition Advice Codes	J	NOT STOCKED, CENTRALLY PROCURED # (NON-STOCKED ITEMS) IMM/Service centrally managed but not stocked item. Procurement will be initiated only after receipt of a requisition.
Controlled Item Code	U	UNCLASSIFIED
Shelf Life Code	0	Nondeteriorative
Purchasing	QTY UOM	1 AY : Assembly