NSN 3120-00-346-7228 4004797, 4004798, 4029146

Product Details | SELF-ALIGNING PLAIN BEARING

3120-00-346-7228 A detachable assembly in or on which a journal, gudgeon, pivot, or the like moves. It is used to carry a load and to reduce sliding friction. It does not employ rolling elements. The item consists of a bored precision ground ball (or spherical plain bearing) around which an outer ring is fitted. The assembly may be either separable or nonseparable. Excludes BEARING, PLAIN, ROD END and BEARING, PLAIN, SPHERICAL.

Part Alternates: 4004797, 4004798, 4029146, 4040100, 4048592, 3120-00-346-7228, 00-346-7228, 3120003467228, 003467228

Bearings | Bearings, Plain, Unmounted

Supply Group (FSG)	NSN Assign.	NIIN	Item Name Code (INC)
31	22 FEB 1974	00-346-7228	13208 ( BEARING, PLAIN, SELF-ALIGNING )

Drawings & Photos | NSN 3120-00-346-7228

Part Number	Request Date	QTY	Origin	SBA
3120-00-346-7228	2020-06-181	3	SA

Cross Reference | NSN 3120-00-346-7228

Part Number	Cage Code	Manufacturer
4004797	52661	UNITED TECHNOLOGIES CORPORATION DBA PRATT & WHITNEY
4004797	77445	UNITED TECHNOLOGIES CORPORATION DBA PRATT WHITNEY-SPARE PARTS
4004798	15860	NEW HAMPSHIRE BALL BEARINGS, INC. DBA ASTRO DIVISION
4004798	52661	UNITED TECHNOLOGIES CORPORATION DBA PRATT & WHITNEY
4004798	77445	UNITED TECHNOLOGIES CORPORATION DBA PRATT WHITNEY-SPARE PARTS
4029146	52661	UNITED TECHNOLOGIES CORPORATION DBA PRATT & WHITNEY
4029146	77445	UNITED TECHNOLOGIES CORPORATION DBA PRATT WHITNEY-SPARE PARTS
4040100	52661	UNITED TECHNOLOGIES CORPORATION DBA PRATT & WHITNEY
4040100	77445	UNITED TECHNOLOGIES CORPORATION DBA PRATT WHITNEY-SPARE PARTS
4048592	52661	UNITED TECHNOLOGIES CORPORATION DBA PRATT & WHITNEY
4048592	77445	UNITED TECHNOLOGIES CORPORATION DBA PRATT WHITNEY-SPARE PARTS

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Related Products | NSN 3120-00-346-7228

3120-00-346-7239, 3120-00-346-7241, 3120-00-346-7246, 3120-00-346-7257, 3120-00-346-7777

Technical Data | NSN 3120-00-346-7228

Characteristic	Specifications
MATERIAL	IRON ALLOY 660 INNER MEMBER STEEL CORROSION RESISTING INTERNAL INNER MEMBER
MATERIAL DOCUMENT AND CLASSIFICATION	PWA771 MFR REF 1ST MATERIAL RESPONSE INTERNAL INNER MEMBER
HARDNESS RATING	53.0 ROCKWELL C MINIMUM AND 58.0 ROCKWELL C MAXIMUM INNER MEMBER
SURFACE TREATMENT	SILVER INNER MEMBER
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	AMS-2410 ASSN STD SINGLE TREATMENT RESPONSE INNER MEMBER
STYLE DESIGNATOR	11B WITHOUT INSERT OR LINER
BORE DIAMETER	0.4370 INCHES MINIMUM AND 0.4375 INCHES MAXIMUM
OUTER MEMBER OUTSIDE DIAMETER	0.8120 INCHES MINIMUM AND 0.8125 INCHES MAXIMUM
OUTER MEMBER WIDTH	0.3120 INCHES NOMINAL
INNER MEMBER WIDTH	0.4010 INCHES MINIMUM AND 0.4060 INCHES MAXIMUM
SPECIAL FEATURES	SILVER PLATE IS APPLICABLE TO ID OF OUTER RACE MEMBER ONLY

Restrictions/Controls & Freight Information | NSN 3120-00-346-7228

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:	S	Item contains silver
Criticality Code:	F	The item is an Aviation Critical Safety Item/Flight Safety Critical Aircraft Part ((ACSI/FSCAP).

Category	Code	Description
NMF Description	114820	BEARINGS/BUSHINGS NOI BALL/ROLLER
Less than car load rating	P	77.5
Less than truck load rating	P	77.5
Water commodity Code	742	unknown
Originating Activity Code	TG	Warner-Robins Air Logistics Center Robins AFB, GA 31098-5609
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	Z	unknonwn
HAZMAT
Type of Cargo	Z	No special type of cargo code applicable

Management | NSN 3120-00-346-7228

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.
Materiel Management Aggregation Code	NZ	SX:PRATT & WHITNEY JET ENGINES & COMPONENTS, F-100–P-100
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