Product Details | SELF-ALIGNING PLAIN BEARING

3120-00-332-4437 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: ASBB4V, BNG04H123, BNG04H-123, BSSN42025, BSSN-4-2025, SBU8RZH214A, SBU8RZH21-4A, SBU8RZH21A, ST4M1234, ST4M123-4, KSB425SSBD1, KSB4-25SSBD1 , KSB427, KSB4-27, 10107628 , 5582604, 55826-04, 3120-00-332-4437, 00-332-4437, 3120003324437, 003324437

Bearings | Bearings, Plain, Unmounted

Supply Group (FSG) NSN Assign. NIIN
31 22 DEC 1973 00-332-4437

Drawings & Photos | NSN 3120-00-332-4437


Demand History | NSN 3120-00-332-4437

Part Number Request Date QTY Origin
55826-04 2025-06-153 25 DIBBS
ASBB4V 2025-06-153 25 DIBBS
BNG04H-123 2025-06-153 25 DIBBS
BSSN-4-2025 2025-06-153 25 DIBBS
KSB4-25SSBD1 2025-06-153 25 DIBBS
KSB4-27 2025-06-153 25 DIBBS
ST4M1234 2024-04-111 98 United States
ST4M1234 2023-12-335 4 United States
55826-04 2023-07-205 64 DIBBS
ASBB4V 2023-07-205 64 DIBBS
BNG04H-123 2023-07-205 64 DIBBS
BSSN-4-2025 2023-07-205 64 DIBBS
KSB4-25SSBD1 2023-07-205 64 DIBBS
KSB4-27 2023-07-205 64 DIBBS
ST4M1234 2020-10-289 55 US
55826-04 2020-02-35 175 DIBBS
ASBB4V 2020-02-35 175 DIBBS
BNG04H-123 2020-02-35 175 DIBBS
BSSN-4-2025 2020-02-35 175 DIBBS
KSB4-25SSBD1 2020-02-35 175 DIBBS
KSB4-27 2020-02-35 175 DIBBS
3120-00-332-4437 2019-10-275 3 United States
ST4M1234 2018-09-247 2 United States
3120-00-332-4437 2018-01-22 165 DIBBS
3120-00-332-4437 2017-03-75 105 DIBBS
3120-00-332-4437 2017-03-67 105 DIBBS
3120-00-332-4437 2017-01-12 16 DIBBS
3120-00-332-4437 2016-12-349 14 DIBBS
3120-00-332-4437 2016-09-270 19 DIBBS
3120-00-332-4437 2016-09-262 19 DIBBS
3120-00-332-4437 2016-07-205 14 DIBBS
3120-00-332-4437 2016-07-194 14 DIBBS
3120-00-332-4437 2016-04-99 75 US
3120-00-332-4437 2014-10-300 69 DIBBS
3120-00-332-4437 2009-12-349 74 United States

Cross Reference | NSN 3120-00-332-4437

Part Number Cage Code Manufacturer
55826-04 09455 RBC TRANSPORT DYNAMICS CORP. DIV RBC TRANSPORT DYNAMICS
ASBB4V 15860 NEW HAMPSHIRE BALL BEARINGS, INC. DBA ASTRO DIVISION
BNG04H-123 16746 SPECLINE INC.
BSSN-4-2025 81376 RBC SOUTHWEST PRODUCTS, INC.
KSB4-25SSBD1 97613 DOVER ENGINEERED SYSTEMS, INC. DBA KAHR BEARING
KSB4-27 97613 DOVER ENGINEERED SYSTEMS, INC. DBA KAHR BEARING
SBU8RZH21-4A 21335 TIMKEN COMPANY, THE DIV TIMKEN AEROSPACE
SBU8RZH21-4A 3NPS1 RBC AIRCRAFT PRODUCTS, INC.
SBU8RZH21A 21335 TIMKEN COMPANY, THE DIV TIMKEN AEROSPACE
SBU8RZH21A 3NPS1 RBC AIRCRAFT PRODUCTS, INC.
ST4M123-4 76301 BOEING COMPANY, THE DBA BOEING

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Technical Data | NSN 3120-00-332-4437

Characteristic Specifications
MATERIAL COPPER ALLOY 172 OR COPPER ALLOY 173 INNER MEMBER STEEL COMP 630 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
STYLE DESIGNATOR 10B WITHOUT INSERT OR LINER WITH STAKING GROOVE
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 0.2500 INCHES MAXIMUM
INNER MEMBER WIDTH 0.3380 INCHES MINIMUM AND 0.3430 INCHES MAXIMUM
STATIC RADIAL LOAD RATING 6330 POUNDS
MANUFACTURERS CODE 76301
MFR SOURCE CONTROLLING REFERENCE ST4M123-4

Restrictions/Controls & Freight Information | NSN 3120-00-332-4437

Category Code Description
Shelf-Life Code:0Nondeteriorative
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Controlled Inventory Item Code:UUNCLASSIFIED
Precious Metals Indicator Code:AItem 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 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 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

Management | NSN 3120-00-332-4437

Category Code Description
Budget Code9 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 ValidationN 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 CodeSFStock fund applicable to items managed for the Air Force by the respective Inventory Control Point.
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDFDepartment of the Air Force
Service OrganizationFU.S. Air Force
ReparabilityNStock Fund (except Munitions)
Acquisition Advice CodesDDoD 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 CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each
Category Code Description
Cognizance Codes9BNavy-owned stocks of DLA material
Naval Inventory Control Point, Mechanicsburg
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
Acquisition Advice CodesDDoD 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 CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each