NSN 3120-01-253-5444 BDS27H329, BDS27H-329, 4M329G27

Product Details | SELF-ALIGNING PLAIN BEARING

3120-01-253-5444 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: BDS27H329, BDS27H-329, 4M329G27, 3120-01-253-5444, 01-253-5444, 3120012535444, 012535444

Bearings | Bearings, Plain, Unmounted

Supply Group (FSG)	NSN Assign.	NIIN	Item Name Code (INC)
31	20 APR 1987	01-253-5444	13208 ( BEARING, PLAIN, SELF-ALIGNING )

Drawings & Photos | NSN 3120-01-253-5444

Part Number	Request Date	QTY	Origin
3120-01-253-5444	2024-01-17	66	DIBBS
3120-01-253-5444	2022-02-46	24	DIBBS
3120-01-253-5444	2021-12-340	5	DIBBS
3120-01-253-5444	2021-02-46	11	DIBBS
3120-01-253-5444	2017-06-152	19	DIBBS
3120-01-253-5444	2013-11-308	37	DIBBS
3120-01-253-5444	2013-05-150	25	DIBBS
3120-01-253-5444	2012-07-184	24	United States
4M329G27	2012-06-180	30	US
3120-01-253-5444	2011-07-186	24	US
3120-01-253-5444	2009-11-318	47	DIBBS
3120-01-253-5444	2009-06-162	12	DIBBS
3120-01-253-5444	2009-04-105	13	DIBBS
3120-01-253-5444	2009-02-37	8	DIBBS
3120-01-253-5444	2009-01-23	8	DIBBS
3120-01-253-5444	2009-01-23	6	DIBBS

Cross Reference | NSN 3120-01-253-5444

Part Number	Cage Code	Manufacturer
4M329G27	76301	BOEING COMPANY, THE DBA BOEING
BDS27H-329	16746	SPECLINE INC.

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Related Products | NSN 3120-01-253-5444

3120-01-253-5445, 3120-01-253-5446, 3120-01-253-6340, 3120-01-253-6483, 3120-01-253-6484

Technical Data | NSN 3120-01-253-5444

Characteristic	Specifications
MATERIAL	COPPER ALLOY 172 OR COPPER ALLOY 173 INNER MEMBER STEEL COMP 630 OUTER RACE MEMBER
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-C-530 FED SPEC ALL MATERIAL RESPONSES INNER MEMBER AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE OUTER RACE MEMBER
HARDNESS RATING	37.0 ROCKWELL C MINIMUM INNER MEMBER 28.0 ROCKWELL C MINIMUM AND 36.0 ROCKWELL C MAXIMUM OUTER RACE MEMBER
SURFACE TREATMENT	CADMIUM AND CHROMATE OUTER RACE MEMBER
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416,TYPE 2,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OUTER RACE MEMBER
STYLE DESIGNATOR	11B WITHOUT INSERT OR LINER
BORE DIAMETER	1.7133 INCHES MINIMUM AND 1.7148 INCHES MAXIMUM
OUTER MEMBER OUTSIDE DIAMETER	2.5775 INCHES MINIMUM AND 2.5780 INCHES MAXIMUM
OUTER MEMBER WIDTH	1.1700 INCHES MINIMUM AND 1.1750 INCHES MAXIMUM
INNER MEMBER WIDTH	1.1700 INCHES MINIMUM AND 1.1750 INCHES MAXIMUM
LUBRICATION MATERIAL	GREASE, MIL-G-81322
LUBRICATION FEATURE	GROOVE AND PERFORATION EXTERNAL INNER MEMBER GROOVE AND PERFORATION INTERNAL OUTER MEMBER
STATIC RADIAL LOAD RATING	193000 POUNDS
SPECIFICATION/STANDARD DATA	76301-4M329 MANUFACTURERS STANDARD

Restrictions/Controls & Freight Information | NSN 3120-01-253-5444

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:	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.

Category	Code	Description
NMF Description	114870	BEARING/BUSHING METAL
Less than car load rating
Less than truck load rating	P	77.5
Water commodity Code	742	unknown
Originating Activity Code	KH	Defense Industrial Supply Center 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 3120-01-253-5444

Air Force

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	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