NSN 3110-00-554-3181 M1531, MB1267A29, A3549

Product Details | ANNULAR BALL BEARING

3110-00-554-3181 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: M1531, MB1267A29, A3549, BM220, SKF6218, WW32870, WW328-70, XSK6218, D10451, E66928M, E7535, R10451, R1195, 800268-720, 832495, 85008100AR, 85008-100-AR, 894A605XR018, 903218, 90BC02, 957897, 0200603, 02006-03, 100805, 1218, 12181B1, 1312183, 131-218-3, 17700225, 177002-25, 1818203, 181820-3, 190, 1947536, 194753-6, 218 , 218K, 218KC3, 218S, 218SB1STA006A14S00000, 218SQ7A7, 218SY, 26850337, 268503-37, 2892334P19, 2H6872, 319687-109, 3218, 3218X1, 43218, 6218, 6218CE1TX9, 6218J, 68470D, 700091, 72-6970-258, 800265-720, 3110-00-554-3181, 00-554-3181, 3110005543181, 005543181, 319687109, 800268720, 800265720, 726970258

Bearings | Bearings, Antifriction, Unmounted

Supply Group (FSG)	NSN Assign.	NIIN	Item Name Code (INC)
31	01 JAN 1963	00-554-3181	00014 ( BEARING, BALL, ANNULAR )

Drawings & Photos | NSN 3110-00-554-3181

Part Number	Request Date	QTY	Origin
12181B1	2025-02-35	3	DIBBS
218KC3	2025-02-35	3	DIBBS
218SB1STA006A14S00000	2025-02-35	3	DIBBS
3110-00-554-3181	2010-04-112	12	DIBBS
3110-00-554-3181	2010-03-61	92	DIBBS
3110-00-554-3181	2009-01-22	1	US
3110-00-554-3181	2008-07-197	46	DIBBS
218S	2008-06-169	6	us
218S	2007-06-158	4	us

Cross Reference | NSN 3110-00-554-3181

Part Number	Cage Code	Manufacturer
02006-03	63504	HARDING SAFETY USA, INC. DIV HARDING SAFETY INC
100805	55509	COOPER CAMERON CORP AJAX-SUPERIOR DIV
1218	21760	SCHATZ BEARING CORPORATION
12181B1	21760	SCHATZ BEARING CORPORATION
131-218-3	04285	ATHEY PRODUCTS CORP
177002-25	10001	NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT
181820-3	10001	NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT
190	43991	FAG BEARINGS CORPORATION
194753-6	10001	NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT
218	01212	FEDERAL-MOGUL CORP GOVERNMENT SALES DEPT
218	39317	MCGILL MANUFACTURING COMPANY INC USE CAGE CODE 92563 FOR CATALOGING.
218	43991	FAG BEARINGS CORPORATION
218	60380	TIMKEN AEROSPACE, INC DBA TORRINGTON PRODUCT
218	80215	INTERLAKE INC
218	92563	MCGILL MANUFACTURING COMPANY INC DBA EMERSON POWER TRANSMISSION
218	99993	DEPARTMENT OF THE NAVY
218K	21335	TIMKEN COMPANY, THE DIV TIMKEN AEROSPACE
218KC3	21335	TIMKEN COMPANY, THE DIV TIMKEN AEROSPACE
218S	38443	SKF USA INC DBA SKF AEROENGINE NORTH AMERICA
218S	73460	EATON CORP TRANSMISSION DIV
218SB1STA006A14S00000	38443	SKF USA INC DBA SKF AEROENGINE NORTH AMERICA
218SQ7A7	38443	SKF USA INC DBA SKF AEROENGINE NORTH AMERICA
218SY	43991	FAG BEARINGS CORPORATION
268503-37	10001	NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT
2892334P19	24446	GENERAL ELECTRIC CO
2H6872	11083	CATERPILLAR INC. DBA CATERPILLAR
319687-109	10001	NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT
3218	24617	GENERAL MOTORS CORP
3218	43334	GENERAL MOTORS CORP DELCO MORAINE NDH DIV
3218X1	24617	GENERAL MOTORS CORP
3218X1	43334	GENERAL MOTORS CORP DELCO MORAINE NDH DIV
43218	30076	NACCO MATERIALS HANDLING GROUP INC DBA HYSTER
6218	21363	BLUE TEE CORP. DBA GEFCO
6218	52676	SKF USA INC.
6218	63504	HARDING SAFETY USA, INC. DIV HARDING SAFETY INC
6218	80038	EQUITABLE BEARING CO INC
6218CE1TX9	53035	NSK CORP BEARING DIV
6218J	52676	SKF USA INC.
68470D	31007	NAVISTAR INTL CORP
700091	21450	ARMY WEAPONS COMMAND ATTN AMSWE-REE-S
72-6970-258	50024	COLTEC INDUSTRIES INC DBA FAIRBANKS MORSE ENGINE FM/ALCO
800265-720	21444	REXNORD LLC DIV FALK GEAR GROUP DIVISION
800268-720	21444	REXNORD LLC DIV FALK GEAR GROUP DIVISION
832495	65054	WESTINGHOUSE ELECTRIC CORP POWER GENERATION-GENERATOR DIV
832495	79500	WESTINGHOUSE ELECTRIC CORP
85008-100-AR	14541	CAMERON INTERNATIONAL CORPORATION DBA CAMERON ENERGY SERVICES DIV
894A605XR018	03497	GENERAL ELECTRIC CO OUTDOOR BREAKER BUSINESS SECTION
903218	23382	FWD SEAGRAVE HOLDINGS, LP DIV FWD SEAGRAVE HOLDINGS, LP
90BC02	70413	ANTI-FRICTION BEARING MFG ASSN INC THE
957897	12204	DAIMLER CHRYSLER
A3549	54227	SERVICE SUPPLY CORP
BM220	55509	COOPER CAMERON CORP AJAX-SUPERIOR DIV
D10451	23926	KOMATSU AMERICA INTL CO
E66928M	12204	DAIMLER CHRYSLER
E7535	35311	AMERICAN STANDARD INC WESTINGHOUSE AIR BRAKE CO DIV
M1531	61208	TWIN DISC INCORPORATED
MB1267A29	20263	MKT GEOTECHNICAL SYSTEMS
R10451	23926	KOMATSU AMERICA INTL CO
R1195	35311	AMERICAN STANDARD INC WESTINGHOUSE AIR BRAKE CO DIV
SKF6218	82796	COLTEC INDUSTRIES INC DBA FAIRBANKS MORSE ENGINE
WW328-70	79292	SCHINDLER ELEVATOR CORPORATION DBA SCHINDLER
XSK6218	21363	BLUE TEE CORP. DBA GEFCO

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Related Products | NSN 3110-00-554-3181

3110-00-554-3182, 3110-00-554-3183, 3110-00-554-3184, 3110-00-554-3186, 3110-00-554-3187

Technical Data | NSN 3110-00-554-3181

Characteristic	Specifications
MATERIAL	STEEL OVERALL
STYLE DESIGNATOR	10A NON-LOADING GROOVE, NON-SEPARABLE
OVERALL WIDTH	30.0 MILLIMETERS NOMINAL
BORE DIAMETER	90.00 MILLIMETERS NOMINAL
OVERALL OUTSIDE DIAMETER	160.00 MILLIMETERS NOMINAL
STANDARD TOLERANCE DESIGNATION	ABEC NO.1
BORE SHAPE	STRAIGHT
SURFACE FINISH	GROUND
RETAINER FABRICATION METHOD	PRESSED
LOAD DIRECTION	RADIAL
INTERNAL FIT-UP DESIGNATION	STANDARD

Restrictions/Controls & Freight Information | NSN 3110-00-554-3181

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 3110-00-554-3181

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
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.
Echelon Identification Code	B	Consumable Repair Parts
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	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