Product Details | LINEAR-ROTARY MOTION ROLLER

3120-00-501-2779 A cylindrical body having a centrally located hole to accommodate a pin or shaft for attachment to a push rod guide, yoke, rocker arm, turntable, or rail. The item provides a rolling contact with the face of a valve stem, or the lobes of a cam ring or camshaft on engines, fuel injection pumps, latches, turntables, parallel bearing surfaces requiring a roller support, and the like. Excludes BEARING, ROLLER, CYLINDRICAL; ROLLER, ELECTRICAL SWITCH; and friction bearings. See also CAM FOLLOWER, NEEDLE BEARING.

Part Alternates: 5012779, 3120-00-501-2779, 00-501-2779, 3120005012779, 005012779

Bearings | Bearings, Plain, Unmounted

Supply Group (FSG) NSN Assign. NIIN
31 01 JAN 1963 00-501-2779

Drawings & Photos | NSN 3120-00-501-2779


Cross Reference | NSN 3120-00-501-2779

Part Number Cage Code Manufacturer
5012779 19206 ARMY, UNITED STATES DEPARTMENT OF THE

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Technical Data | NSN 3120-00-501-2779

Characteristic Specifications
MATERIAL STEEL,AISI COMP C1038 THRU C1060
METALLIC HARDNESS RATING 45.0 MINIMUM ROCKWELL C AND 51.0 MAXIMUM ROCKWELL C
CASEHARDENING INDICATOR NOT CASEHARDENED
SURFACE TREATMENT PHOSPHATE
STYLE DESIGNATOR R9 PLAIN, COUNTERBORED
COUNTERBORE DIAMETER 0.200 INCHES MINIMUM AND 1.210 INCHES MAXIMUM
COUNTERBORE DEPTH 0.200 INCHES NOMINAL
OUTSIDE DIAMETER 1.695 INCHES MINIMUM AND 1.700 INCHES MAXIMUM
FACE WIDTH 0.790 INCHES MINIMUM AND 0.800 INCHES MAXIMUM
BORE INSIDE DIAMETER 1.000 INCHES MINIMUM AND 1.002 INCHES MAXIMUM
CHAMFER/RADIUS OF OUTSIDE CORNER 0.050 IN.
MANUFACTURERS CODE 19206
DESIGN CONTROL REFERENCE 5012779

Restrictions/Controls & Freight Information | NSN 3120-00-501-2779

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 114690 BALLS/ROLLS BEARING
Less than car load rating
Less than truck load rating W Rating Variable
Water commodity Code 742 unknown
Originating Activity Code XX
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 3120-00-501-2779

Category Code Description
Materiel Category and Inventory ManagerT Industrial Supplies (DLA/GSA Items)
Appropriation and Budget Activity2 Stock Fund Secondary Items
Management Inventory Segment2 NONREPARABLE ITEMS (Exclusive of Insurance and Provisioning Items). This code will be used to identify items which are not reparable.
Specific Group/Generic Code0 Medical Materiel
Weapons Systems/End Item or Homogeneous Group00DLA/GSA-Managed Items that cannot be identified to a specific Army Weapons Systems/End Item
Accounting Requirements CodeX 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 SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDADepartment of the Army
Service OrganizationAU.S. Army
ReparabilityZThis is a nonreparable item. If condemned or economically unserviceable, then dispose at the level authorized replace the item.
Acquisition Advice CodesVTERMINAL ITEM # Identifies items in stock, but future procurement is not authorized. Requisitions may continue to be submitted until stocks are exhausted. Preferred item National Stock Number is normally provided by application of the phrase: When Exhausted Use (NSN). Requisitions will be submitted in accordance with IMM/Service requisitioning procedures as applicable.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each