NSN 3120-01-087-9397 KR4CN, KR4-CN, 4049T74P01

Product Details | SELF-ALIGNING PLAIN BEARING

3120-01-087-9397 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: KR4CN, KR4-CN, 4049T74P01, 3120-01-087-9397, 01-087-9397, 3120010879397, 010879397

Bearings | Bearings, Plain, Unmounted

Supply Group (FSG)	NSN Assign.	NIIN	Item Name Code (INC)
31	30 DEC 1979	01-087-9397	13208 ( BEARING, PLAIN, SELF-ALIGNING )

Drawings & Photos | NSN 3120-01-087-9397

Part Number	Request Date	QTY	Origin
4049T74P01	2025-07-183	165	DIBBS
4049T74P01	2025-06-170	165	DIBBS
4049T74P01	2024-02-57	106	DIBBS
4049T74P01	2024-02-46	106	DIBBS
4049T74P01	2023-08-242	118	DIBBS
4049T74P01	2023-06-158	27	DIBBS
4049T74P01	2023-05-150	27	DIBBS
4049T74P01	2023-03-78	77	DIBBS
4049T74P01	2023-01-25	77	DIBBS
4049T74P01	2022-10-297	48	DIBBS
4049T74P01	2022-10-289	48	DIBBS
4049T74P01	2022-06-181	29	DIBBS
4049T74P01	2022-06-173	29	DIBBS
4049T74P01	2022-02-56	51	DIBBS
4049T74P01	2022-02-48	51	DIBBS
4049T74P01	2021-10-298	31	DIBBS
4049T74P01	2021-10-290	31	DIBBS
4049T74P01	2021-07-204	93	DIBBS
4049T74P01	2021-07-196	93	DIBBS
4049T74P01	2021-03-88	79	DIBBS
4049T74P01	2021-03-80	79	DIBBS
4049T74P01	2020-11-310	142	DIBBS
3120-01-087-9397	2020-10-304	1	DIBBS-RFPs
3120-01-087-9397	2015-09-262	1	DIBBS-RFPs
3120-01-087-9397	2015-03-70	142	DIBBS
3120-01-087-9397	2014-11-323	127	DIBBS
3120-01-087-9397	2010-04-102	5	DIBBS
3120-01-087-9397	2009-08-236	5	DIBBS
3120-01-087-9397	2007-07-206	200	DIBBS
3120-01-087-9397	2007-07-192	871	DIBBS
3120-01-087-9397	2007-05-144	261	DIBBS
3120-01-087-9397	2007-04-93	188	DIBBS
3120-01-087-9397	2007-03-75	169	DIBBS
3120-01-087-9397	2007-03-75	188	DIBBS

Cross Reference | NSN 3120-01-087-9397

Part Number	Cage Code	Manufacturer
4049T74P01	50632	KAMATICS CORPORATION
4049T74P01	99207	GENERAL ELECTRIC COMPANY DBA GE
KR4-CN	50632	KAMATICS CORPORATION

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Related Products | NSN 3120-01-087-9397

3120-01-087-9398, 3120-01-087-9399, 3120-01-087-9761, 3120-01-087-9762, 3120-01-087-9764

Technical Data | NSN 3120-01-087-9397

Characteristic	Specifications
MATERIAL	STEEL COMP 440C INNER MEMBER STEEL COMP 630 OUTER RACE MEMBER PLASTIC RACE INSERT
HARDNESS RATING	55.0 ROCKWELL C NOMINAL INNER MEMBER
STYLE DESIGNATOR	11A WITH INSERT AND/OR LINER
BORE DIAMETER	0.2495 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM
OUTER MEMBER OUTSIDE DIAMETER	0.6557 INCHES MINIMUM AND 0.6562 INCHES MAXIMUM
OUTER MEMBER WIDTH	0.2450 INCHES MINIMUM AND 0.2550 INCHES MAXIMUM
INNER MEMBER WIDTH	0.3410 INCHES MINIMUM AND 0.3430 INCHES MAXIMUM
STATIC RADIAL LOAD RATING	4000 POUNDS
MANUFACTURERS CODE	99207
MFR SOURCE CONTROLLING REFERENCE	4049T74P01

Restrictions/Controls & Freight Information | NSN 3120-01-087-9397

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:	P	Item contains platinum family metals
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	114850	BEARING/BUSHING O/T BALL/ROLLER I/S
Less than car load rating
Less than truck load rating	Q	70.0
Water commodity Code	742	unknown
Originating Activity Code	KE	Naval ICP Philadelphia, PA 19111
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 3120-01-087-9397

Category	Code	Description
Materiel Category and Inventory Manager	E	General 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	A	Item requires special handling or condemnation procedures for specific reasons, such as precious metal content, high dollar value, critical material, or hazardous materiel. Refer to appropriate manuals or directives for specific instructions.
Acquisition Advice Codes	D	DoD INTEGRATED MATERIEL-MANAGED, STOCKED, AND ISSUED # Issue, transfer, or shipment is not subject to specialized controls other than those imposed by the Integrated Materiel Manager/Service supply policy. 1. The item is centrally managed, stocked, and issued. 2. Requisitions must contain the fund citation required to acquire the item. Requisitions will be submitted in accordance with Integrated Materiel Manager(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.
Price Validation	N	The current standard price in Catalog Management Data (CMD) has not analyzed or coded for LP/LM. The price has not been analyzed or reviewed for accuracy. ZOP or Standard price challenges are permissible, but must be supported with adequate justification. However, if coded for Local Purchase (LP) or Fabrication/Manufacture as indicated with an (LM) Acquisition Advice Code of ?L? or?F?,the case must be evaluated locally where purchased or fabricated.
Fund Code	SF	Stock fund applicable to items managed for the Air Force by the respective Inventory Control Point.
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	D	DoD INTEGRATED MATERIEL-MANAGED, STOCKED, AND ISSUED # Issue, transfer, or shipment is not subject to specialized controls other than those imposed by the Integrated Materiel Manager/Service supply policy. 1. The item is centrally managed, stocked, and issued. 2. Requisitions must contain the fund citation required to acquire the item. Requisitions will be submitted in accordance with Integrated Materiel Manager(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
Special Material ID	FQ	TURBO PROPENGINES(T64)
Special Material Content	9	Non-Hazardous or Non-Sensitive Item, does not require hazardous or special handling, packaging or precautions
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	D	DoD INTEGRATED MATERIEL-MANAGED, STOCKED, AND ISSUED # Issue, transfer, or shipment is not subject to specialized controls other than those imposed by the Integrated Materiel Manager/Service supply policy. 1. The item is centrally managed, stocked, and issued. 2. Requisitions must contain the fund citation required to acquire the item. Requisitions will be submitted in accordance with Integrated Materiel Manager(IMM)/Service requisitioning procedures.
Controlled Item Code	U	UNCLASSIFIED
Shelf Life Code	0	Nondeteriorative
Purchasing	QTY UOM	1 EA : Each