NSN 3110-00-555-5581 A4-8A, BB8446, CWC8503

Product Details | ANNULAR BALL BEARING

3110-00-555-5581 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: A4-8A, BB8446, CWC8503, FFB171, FF-B-171, FLB17, FLB17J, PC954685, WC8503, WC8503CE1TX9, WC8503X1, WC8503X1C, 10911921, 109119-21, 118017653000, 118-01765-3000, 13941, 141658, 143323H, 1934203, 193420-3, 20111P24, 201-11P24, 203KT, 203T, 2160663, 216066-3, 2678637, 267863-7, 273829-140, 2934203, 293420-3, 319696-676, 34632337, 346323-37, 35258, 39464121, 394641-21, 46AX315, 47962F, 4930BD15, 5222969, 588A7, 608617, 700937, 954685, A48A, 3110-00-555-5581, 00-555-5581, 3110005555581, 005555581, 319696676, 273829140

Bearings | Bearings, Antifriction, Unmounted

Supply Group (FSG)	NSN Assign.	NIIN	Item Name Code (INC)
31	01 JAN 1963	00-555-5581	00014 ( BEARING, BALL, ANNULAR )

Drawings & Photos | NSN 3110-00-555-5581

Part Number	Request Date	QTY	Origin
FFB171	2017-01-10	7	US
FFB171	2013-01-11	22	US
FFB171	2008-11-317	8	United States
3110-00-555-5581	2007-08-240	500	DIBBS
3110-00-555-5581	2007-06-157	23	DIBBS
3110-00-555-5581	2007-04-99	23	DIBBS

Cross Reference | NSN 3110-00-555-5581

Part Number	Cage Code	Manufacturer
109119-21	10001	NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT
109119-21	53711	NAVAL SEA SYSTEMS COMMAND
118-01765-3000	96906	MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS
13941	07429	BLACK AND DECKER US INC
141658	56232	LOCKHEED MARTIN CORPORATION DBA LOCKHEED MARTIN
143323H	31007	NAVISTAR INTL CORP
143323H	89346	NAVISTAR INTL CORP TRUCK BR
193420-3	10001	NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT
193420-3	53711	NAVAL SEA SYSTEMS COMMAND
201-11P24	77297	PITOMETER CO INC
203KT	21335	TIMKEN COMPANY, THE DIV TIMKEN AEROSPACE
203T	21335	TIMKEN COMPANY, THE DIV TIMKEN AEROSPACE
216066-3	10001	NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT
216066-3	53711	NAVAL SEA SYSTEMS COMMAND
267863-7	10001	NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT
267863-7	53711	NAVAL SEA SYSTEMS COMMAND
273829-140	10001	NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT
273829-140	53711	NAVAL SEA SYSTEMS COMMAND
293420-3	10001	NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT
293420-3	53711	NAVAL SEA SYSTEMS COMMAND
319696-676	10001	NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT
319696-676	53711	NAVAL SEA SYSTEMS COMMAND
346323-37	10001	NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT
346323-37	53711	NAVAL SEA SYSTEMS COMMAND
35258	30418	THOR POWER TOOL CO SUB OF STEWART-WARNER CO
394641-21	10001	NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT
394641-21	53711	NAVAL SEA SYSTEMS COMMAND
46AX315	76084	MACK TRUCKS INC
47962F	56442	DIAMOND REO TRUCK CO
4930BD15	80234	VAPOR CORP SUB OF BRUNSWICK CORP
5222969	19207	U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM
588A7	56442	DIAMOND REO TRUCK CO
608617	24617	GENERAL MOTORS CORP
700937	21450	ARMY WEAPONS COMMAND ATTN AMSWE-REE-S
954685	16764	GENERAL MOTORS CORP DELCO REMY DIV
954685	24617	GENERAL MOTORS CORP
954685	30379	EUCLID INC
954685	33323	KENWORTH TRUCK CO A DIV OF PACCAR INC
954685	43334	GENERAL MOTORS CORP DELCO MORAINE NDH DIV
954685	72582	MTU AMERICA INC.
954685	89619	MACK TRUCKS, INC. DBA MACUNGIE OPERATIONS
954685	97907	TEREX CORP
A4-8A	30418	THOR POWER TOOL CO SUB OF STEWART-WARNER CO
BB8446	47362	PINCOR POWER CORP
CWC8503	24617	GENERAL MOTORS CORP
CWC8503	43334	GENERAL MOTORS CORP DELCO MORAINE NDH DIV
FF-B-171	81348	FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES
FLB17	52676	SKF USA INC.
FLB17J	52676	SKF USA INC.
PC954685	C7432	POWER COMPONENTS (DEUTSCHLAND) GMBH
WC8503	24617	GENERAL MOTORS CORP
WC8503	29337	HOOVER GROUP INC BALL AND ROLLER DIV
WC8503	33323	KENWORTH TRUCK CO A DIV OF PACCAR INC
WC8503	43334	GENERAL MOTORS CORP DELCO MORAINE NDH DIV
WC8503	72260	CORBITT CO INC
WC8503	77297	PITOMETER CO INC
WC8503CE1TX9	53035	NSK CORP BEARING DIV
WC8503X1	24617	GENERAL MOTORS CORP
WC8503X1	43334	GENERAL MOTORS CORP DELCO MORAINE NDH DIV
WC8503X1C	24617	GENERAL MOTORS CORP
WC8503X1C	43334	GENERAL MOTORS CORP DELCO MORAINE NDH DIV

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Related Products | NSN 3110-00-555-5581

3110-00-555-5582, 3110-00-555-5583, 3110-00-555-5605, 3110-00-555-5606, 3110-00-555-5609

Technical Data | NSN 3110-00-555-5581

Characteristic	Specifications
MATERIAL	STEEL OVERALL
STYLE DESIGNATOR	20A NON-LOADING GROOVE, NON-SEPARABLE
BORE DIAMETER	17.00 MILLIMETERS NOMINAL
OVERALL OUTSIDE DIAMETER	40.00 MILLIMETERS NOMINAL
OUTER RING WIDTH	0.5630 INCHES NOMINAL
INNER RING WIDTH	0.5380 INCHES NOMINAL
STANDARD TOLERANCE DESIGNATION	ABEC NO.1
BORE SHAPE	STRAIGHT
SURFACE FINISH	GROUND
RETAINER FABRICATION METHOD	PRESSED
SEAL QUANTITY	1
BEARING SEAL TYPE	LABYRINTH
LOAD DIRECTION	RADIAL
INTERNAL FIT-UP DESIGNATION	STANDARD
SPECIAL FEATURES	TYPE 118, CLASS 1, GRADE 00
MANUFACTURERS CODE	81348
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE	FF-B-171
MANUFACTURERS CODE	96906
DEFINITIVE GOVERNMENT SPEC/STD REFERENCE	118-01765-3000

Restrictions/Controls & Freight Information | NSN 3110-00-555-5581

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 3110-00-555-5581

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	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 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	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 EA : Each

Category	Code	Description
Stores Account Code	1	Marine Corps Stock Fund Account Item.
Combat Essentiality Code	5	Critical Repair Part to a Combat Essential End Item. Those parts or components whose failure in a combat essential end item will render the end item inoperative or reduce its effectiveness below the minimum acceptable level of efficiency.
Materiel Management Code	B	All CommoditiesDefense Logistics Agency, (DLA,)
Echelon Management Code	2	ICP/DSSC Marine Corps-managed Recoverability Code D items and Defense Logistics Agency (DLA)/TACOM/GSA) items which the integrated manager has not decontrolled.
Source of Supply	SMS	Defense Logistics Agency Enterprise Business Systems
Agency	DM	U.S. Marine Corps
Service Organization	M	U.S. Marine Corps
Reparability	Z	Nonreparable item. When unserviceable, condemn and dispose at the level indicated by the first digit of the maintenance code.
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 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	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 EA : Each