Product Details | SELF-ALIGNING PLAIN BEARING

3120-01-209-8170 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: GB520FF1, 3120-01-209-8170, 01-209-8170, 3120012098170, 012098170

Bearings | Bearings, Plain, Unmounted

Supply Group (FSG) NSN Assign. NIIN
31 04 JUN 1985 01-209-8170

Demand History | NSN 3120-01-209-8170

Part Number Request Date QTY Origin
GB520FF1 2025-09-265 40 DIBBS
GB520FF1 2025-04-113 40 DIBBS
3120-01-209-8170 2025-03-69 1 US
GB520FF1 2025-01-28 67 DIBBS
GB520FF1 2024-10-305 23 DIBBS
GB520FF1 2024-07-213 10 DIBBS
GB520FF1 2024-05-126 27 DIBBS
GB520FF1 2024-02-53 31 DIBBS
GB520FF1 2023-10-277 26 DIBBS
GB520FF1 2023-04-108 4 DIBBS
GB520FF1 2021-07-203 154 DIBBS
GB520FF1 2021-05-122 77 DIBBS
GB520FF1 2021-04-102 77 DIBBS
GB520FF1 2021-03-61 63 DIBBS
3120-01-209-8170 2020-10-304 1 DIBBS-RFPs
3120-01-209-8170 2019-10-295 10 US
GB520FF1 2013-10-281 35 US
3120-01-209-8170 2013-08-218 261 DIBBS
3120-01-209-8170 2012-07-184 332 DIBBS
GB520FF1 2012-05-145 15 United States
3120-01-209-8170 2011-11-314 326 DIBBS
3120-01-209-8170 2011-08-231 370 DIBBS
3120-01-209-8170 2011-08-214 358 DIBBS
3120-01-209-8170 2011-05-140 94 DIBBS
3120-01-209-8170 2011-02-42 2 US
3120-01-209-8170 2011-02-33 134 DIBBS
3120-01-209-8170 2010-10-287 110 DIBBS
3120-01-209-8170 2010-07-204 75 DIBBS
3120-01-209-8170 2010-04-102 134 DIBBS
3120-01-209-8170 2009-07-210 341 DIBBS
3120-01-209-8170 2009-05-132 238 DIBBS
3120-01-209-8170 2009-04-105 350 DIBBS
3120-01-209-8170 2007-08-223 144 DIBBS

Cross Reference | NSN 3120-01-209-8170

Part Number Cage Code Manufacturer
GB520FF1 26512 NORTHROP GRUMMAN SYSTEMS CORPORATION DIV NORTHROP GRUMMAN AEROSPACE
GB520FF1 50632 KAMATICS CORPORATION

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Technical Data | NSN 3120-01-209-8170

Characteristic Specifications
HARDNESS RATING 28.0 ROCKWELL C MINIMUM OUTER RACE MEMBER
SPECIAL FEATURES NO PLATING IN BORE,OPTIONAL ON FACES
OUTER MEMBER OUTSIDE DIAMETER 0.8120 INCHES MINIMUM AND 0.8125 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATION AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE OUTER RACE MEMBER
MATERIAL STEEL COMP 630 OUTER RACE MEMBER
MATERIAL DOCUMENT AND CLASSIFICATION KARON V,FSCM 50632 MFR REF SINGLE MATERIAL RESPONSE RACE LINER
MATERIAL STEEL COMP 630 INNER MEMBER
HARDNESS RATING 40.0 ROCKWELL C MINIMUM INNER MEMBER
SURFACE TREATMENT CHROMIUM INNER MEMBER
STATIC RADIAL LOAD RATING 8960 POUNDS
MATERIAL DOCUMENT AND CLASSIFICATION AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE INNER MEMBER
BORE DIAMETER 0.3745 INCHES MINIMUM AND 0.3750 INCHES MAXIMUM
INNER MEMBER WIDTH 0.3800 INCHES MINIMUM AND 0.3820 INCHES MAXIMUM
OUTER MEMBER WIDTH 0.3070 INCHES MINIMUM AND 0.3170 INCHES MAXIMUM
SPECIFICATION/STANDARD DATA 26512-GB20FF MANUFACTURERS SPECIFICATION CONTROL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION QQ-C-320,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE INNER MEMBER
MATERIAL PLASTIC POLYTETRAFLUOROETHYLENE RACE LINER
STYLE DESIGNATOR WITH INSERT AND/OR LINER WITH STAKING GROOVE

Restrictions/Controls & Freight Information | NSN 3120-01-209-8170

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:FThe item is an Aviation Critical Safety Item/Flight Safety Critical Aircraft Part ((ACSI/FSCAP).
Automatic Data Processing Equipment:0Represents 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 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 3120-01-209-8170

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