NSN 3110-00-157-2071 H20309, H20309DFL3, H20309DFL33A

Product Details | DUPLEX BALL BEARING

3110-00-157-2071 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.

Part Alternates: H20309, H20309DFL3, H20309DFL33A, H20309DFL3A, H20309DFLIA, SG2501PC64, SG2570PC64, SG2572PC64, 40229477, 402294-77, 7309DF, 7309DF3TX9, 3110-00-157-2071, 00-157-2071, 3110001572071, 001572071

Bearings | Bearings, Antifriction, Unmounted

Supply Group (FSG)	NSN Assign.	NIIN	Item Name Code (INC)
31	01 JAN 1963	00-157-2071	30213 ( BEARING, BALL, DUPLEX )

Drawings & Photos | NSN 3110-00-157-2071

Part Number	Request Date	QTY	Origin	SBA
3110-00-157-2071	2011-08-236	4	IN

Cross Reference | NSN 3110-00-157-2071

Part Number	Cage Code	Manufacturer
402294-77	10001	NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT
7309DF	38443	SKF USA INC DBA SKF AEROENGINE NORTH AMERICA
7309DF3TX9	53035	NSK CORP BEARING DIV
H20309	16712	SIEMENS DEMAG DELAVAL TURBOMACHINERY, INC.
H20309DFL3	24617	GENERAL MOTORS CORP
H20309DFL3	43334	GENERAL MOTORS CORP DELCO MORAINE NDH DIV
H20309DFL3	7X677	GENERAL MOTORS LLC DBA GENERAL MOTORS
H20309DFL33A	16712	SIEMENS DEMAG DELAVAL TURBOMACHINERY, INC.
H20309DFL3A	24617	GENERAL MOTORS CORP
H20309DFL3A	43334	GENERAL MOTORS CORP DELCO MORAINE NDH DIV
H20309DFL3A	7X677	GENERAL MOTORS LLC DBA GENERAL MOTORS
H20309DFLIA	16712	SIEMENS DEMAG DELAVAL TURBOMACHINERY, INC.
SG2501PC64	16712	SIEMENS DEMAG DELAVAL TURBOMACHINERY, INC.
SG2501PC64	59180	IMO INDUSTRIES INC. DBA IMO PUMP DIVISION
SG2570PC64	16712	SIEMENS DEMAG DELAVAL TURBOMACHINERY, INC.
SG2570PC64	59180	IMO INDUSTRIES INC. DBA IMO PUMP DIVISION
SG2572PC64	16712	SIEMENS DEMAG DELAVAL TURBOMACHINERY, INC.
SG2572PC64	59180	IMO INDUSTRIES INC. DBA IMO PUMP DIVISION

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Related Products | NSN 3110-00-157-2071

3110-00-157-2082, 3110-00-157-2083, 3110-00-157-2086, 3110-00-157-2091, 3110-00-157-2094

Technical Data | NSN 3110-00-157-2071

Characteristic	Specifications
MATERIAL	STEEL OVERALL
STYLE DESIGNATOR	92C COUNTERBORED OUTER RINGS, NON-SEPARABLE, FACE TO FACE MOUNTING
OVERALL WIDTH	50.0 MILLIMETERS NOMINAL
BORE DIAMETER	45.00 MILLIMETERS NOMINAL
OVERALL OUTSIDE DIAMETER	100.00 MILLIMETERS NOMINAL
STANDARD TOLERANCE DESIGNATION	ABEC NO.3
SURFACE FINISH	GROUND
RETAINER FABRICATION METHOD	PRESSED
LOAD DIRECTION	ANGULAR
BEARING PRELOAD DESIGNATION	LIGHT

Restrictions/Controls & Freight Information | NSN 3110-00-157-2071

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	114820	BEARINGS/BUSHINGS NOI BALL/ROLLER
Less than car load rating
Less than truck load rating	P	77.5
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

Management | NSN 3110-00-157-2071

Air Force
Navy

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.
Fund Code	SF	Stock fund applicable to items managed for the Air Force by the respective Inventory Control Point.
Price Validation	V	The current standard price has been validated. The item has been analyzed in conjunction with the Zero Overpricing Program and is in the accepted price range. The item was procured under open competition and under the competitive arena the price is considered fair and reasonable. ZOP or Standard price challenges are permissible but must be supported by adequate justification.
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	Z	INSURANCE/NUMERIC STOCKAGE OBJECTIVE ITEM # Items which may be required occasionally or intermittently, and prudence requires that a nominal quantity of materiel be stocked due to the essentiality or the lead time of the item. 1. The item is centrally managed, stocked, and issued. 2. Requisitions will be submitted in accordance with IMM/Service requisitioning procedures.
Controlled Item Code	U	UNCLASSIFIED
Shelf Life Code	0	Nondeteriorative
Purchasing	QTY UOM	1 PR : Pair

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	Z	INSURANCE/NUMERIC STOCKAGE OBJECTIVE ITEM # Items which may be required occasionally or intermittently, and prudence requires that a nominal quantity of materiel be stocked due to the essentiality or the lead time of the item. 1. The item is centrally managed, stocked, and issued. 2. Requisitions will be submitted in accordance with IMM/Service requisitioning procedures.
Controlled Item Code	U	UNCLASSIFIED
Shelf Life Code	0	Nondeteriorative
Purchasing	QTY UOM	1 PR : Pair