NSN 3110-00-156-3521 A2023217, A20232-17, C100521

Product Details | ANNULAR BALL BEARING

3110-00-156-3521 A cylindrical device in which the inner or outer ring turns upon a single or double row of hardened balls which roll easily between the two rings, thus minimizing friction. For items with faces specially ground for duplex mounting see BEARING, BALL, DUPLEX. Excludes BEARING, BALL, AIRFRAME.

Part Alternates: A2023217, A20232-17, C100521, S16042A, FFB171, TA657, T254, 10C100521, 2023217, 20232-17, 224, 2F9764, 41209, 5F5050, 73673, 79278, 88604, 88604X1, 954243, 3110-00-156-3521, 00-156-3521, 3110001563521, 001563521

Bearings | Bearings, Antifriction, Unmounted

Supply Group (FSG)	NSN Assign.	NIIN	Item Name Code (INC)
31	01 JAN 1961	00-156-3521	00014 ( BEARING, BALL, ANNULAR )

Drawings & Photos | NSN 3110-00-156-3521

Part Number	Request Date	QTY	Origin
FFB171	2017-01-10	7	US
FFB171	2013-01-11	22	US
3110-00-156-3521	2009-06-169	2	DIBBS
FFB171	2008-11-317	8	United States
3110-00-156-3521	2008-10-295	1	DIBBS
3110-00-156-3521	2008-10-295	2	DIBBS
3110-00-156-3521	2008-09-258	1	DIBBS
3110-00-156-3521	2008-07-207	2	DIBBS
3110-00-156-3521	2008-05-131	2	DIBBS
3110-00-156-3521	2007-12-338	2	DIBBS

Cross Reference | NSN 3110-00-156-3521

Part Number	Cage Code	Manufacturer
10C100521	23382	FWD SEAGRAVE HOLDINGS, LP DIV FWD SEAGRAVE HOLDINGS, LP
20232-17	15434	CUMMINS INC.
224	76122	M. P. PUMPS, INC.
2F9764	11083	CATERPILLAR INC. DBA CATERPILLAR
41209	76122	M. P. PUMPS, INC.
5F5050	11083	CATERPILLAR INC. DBA CATERPILLAR
73673	2Y614	LINK-BELT CONSTRUCTION EQUIPMENT COMPANY, L.P., LLLP
73673	30760	INGERSOLL RAND CO
73673	34161	KOEHRING CO
73673	36384	FMC CORP LINK-BELT DIV
73673	40152	VME AMERICAS INC SUB OF VME GROUP N V
73673	44940	CUMMINS POWER GENERATION INC.
73673	59690	KOEHRING CO LORAIN DIV
73673	64104	DRESSER, INC. DIV DRESSER WAUKESHA
73673	77212	TBG INC PEERLESS PUMP DIV
73673	8E499	KOEHRING CRANES AND EXCAVATORS INC SUB OF NORTHWEST ENGINEERING CO
79278	01957	ACF INDUSTRIES INC
88604	24617	GENERAL MOTORS CORP
88604	43334	GENERAL MOTORS CORP DELCO MORAINE NDH DIV
88604X1	43334	GENERAL MOTORS CORP DELCO MORAINE NDH DIV
954243	16764	GENERAL MOTORS CORP DELCO REMY DIV
954243	1LW55	REMY, INC.
954243	24617	GENERAL MOTORS CORP
954243	38460	LONG-AIRDOX CO
A20232-17	15434	CUMMINS INC.
C100521	53591	SCHWITZER ENGINE COMPONENTS A HOUSEHOLD INTL CO
C100521	59690	KOEHRING CO LORAIN DIV
C100521	8E499	KOEHRING CRANES AND EXCAVATORS INC SUB OF NORTHWEST ENGINEERING CO
FFB171	81348	FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES
S16042A	15434	CUMMINS INC.
T254	81240	WHITE FARM EQUIPMENT CO SUB OF TIC INVESTMENT INC
TA657	81240	WHITE FARM EQUIPMENT CO SUB OF TIC INVESTMENT INC

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Related Products | NSN 3110-00-156-3521

3110-00-156-3522, 3110-00-156-3523, 3110-00-156-3524, 3110-00-156-3526, 3110-00-156-3527

Technical Data | NSN 3110-00-156-3521

Characteristic	Specifications
MATERIAL	STEEL BALL STEEL INNER RING STEEL OUTER RING STEEL RETAINER RUBBER SYNTHETIC SEAL
STYLE DESIGNATOR	96 NON-LOADING GROOVE, NON-SEPARABLE
BORE DIAMETER	20.00 MILLIMETERS NOMINAL
OVERALL OUTSIDE DIAMETER	52.00 MILLIMETERS NOMINAL
OUTER RING WIDTH	0.5910 INCHES NOMINAL
INNER RING WIDTH	0.9060 INCHES NOMINAL
LUBRICATION MATERIAL	GREASE
LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATION	DOD-G-24508 MIL SPEC SINGLE MATERIAL RESPONSE
STANDARD TOLERANCE DESIGNATION	ABEC NO.1
BORE SHAPE	STRAIGHT
SURFACE FINISH	GROUND
RETAINER FABRICATION METHOD	PRESSED
SEAL QUANTITY	2
BEARING SEAL TYPE	CONTACT
LOAD DIRECTION	RADIAL
INTERNAL FIT-UP DESIGNATION	STANDARD
NONDEFINITIVE SPEC/STD DATA	117 TYPE AND 2 CLASS
MANUFACTURERS CODE	81348
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE	FFB171

Restrictions/Controls & Freight Information | NSN 3110-00-156-3521

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:	U	Precious metal type is unknown
Criticality Code:	X	The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

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 3110-00-156-3521

Category	Code	Description
Materiel Category and Inventory Manager	T	Industrial Supplies (DLA/GSA Items)
Appropriation and Budget Activity	2	Stock Fund Secondary Items
Management Inventory Segment	2	NONREPARABLE ITEMS (Exclusive of Insurance and Provisioning Items). This code will be used to identify items which are not reparable.
Specific Group/Generic Code	0	Medical Materiel
Weapons Systems/End Item or Homogeneous Group	00	DLA/GSA-Managed Items that cannot be identified to a specific Army Weapons Systems/End Item
Accounting Requirements Code	X	Expendable item. An item of Army property coded with an ARC of ?X? in the AMDF. Expendable items require no formal accountability after issue from a stock record account. Commercial and fabricated items similar to items coded ?X? in the AMDF are considered expendable items.
Source of Supply	SMS	Defense Logistics Agency Enterprise Business Systems
Agency	DA	Department of the Army
Service Organization	A	U.S. Army
Reparability	Z	This is a nonreparable item. If condemned or economically unserviceable, then dispose at the level authorized replace the item.
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 EA : Each

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 EA : Each

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 EA : Each