NSN 3110-01-140-7840 AE52702, ST4M2064, ST4M206-4

3110-01-140-7840 An antifriction bearing having cylindrical rolling elements designed for use in a track roller assembly.

Part Alternates: AE52702, ST4M2064, ST4M206-4, 3110-01-140-7840, 01-140-7840, 3110011407840, 011407840

Supply Group (FSG)	NSN Assign.	NIIN	Item Name Code (INC)
31	19 OCT 1982	01-140-7840	00047 ( BEARING, ROLLER, TRACK ROLLER )

Part Number	Cage Code	Manufacturer
AE52702	3NPS1	RBC AIRCRAFT PRODUCTS, INC.
AE52702	60380	TIMKEN AEROSPACE, INC DBA TORRINGTON PRODUCT
ST4M206-4	76301	BOEING COMPANY, THE DBA BOEING

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NSNs for Compare ( up to 4 ): Add 3110-01-140-7840

Compare

3110-01-140-8659, 3110-01-140-8854, 3110-01-140-8855, 3110-01-140-8856, 3110-01-140-8880

Characteristic	Specifications
SURFACE TREATMENT	PASSIVATE INNER RING PASSIVATE OUTER RING PASSIVATE ROLLER PASSIVATE WASHER
BORE DIAMETER	0.2490 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM
OUTER RING WIDTH	0.9350 INCHES MINIMUM AND 0.9400 INCHES MAXIMUM
INNER RING WIDTH	0.9900 INCHES MINIMUM AND 1.0000 INCHES MAXIMUM
LUBRICATION MATERIAL	GREASE
LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATION	MIL-G-81322 MIL SPEC SINGLE MATERIAL RESPONSE
SEAL QUANTITY	2
BEARING SEAL TYPE	CONTACT
SPECIAL FEATURES	80 PCT FULL OF SPECIFIED LUBRICANT; SEAL COLOR-ORANGE

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	KZ	Defense Supply Center Philadelphia Philadelphia, PA 19101
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
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