Product Details | CYLINDRICAL ROLLER BEARING

3110-00-938-3226 A nonadjustable roller bearing consisting of a single or multiple-row of hardened cylindrical rollers and a retainer used with or without inner or oute r rings. Excludes BEARING, ROLLER, AIRFRAME.

Part Alternates: MCS211103, MCS211-103, MR211C400, SB21541, SB2154-1, 451744, 3110-00-938-3226, 00-938-3226, 3110009383226, 009383226

Bearings | Bearings, Antifriction, Unmounted

Supply Group (FSG) NSN Assign. NIIN
31 21 MAR 1967 00-938-3226

Drawings & Photos | NSN 3110-00-938-3226


Cross Reference | NSN 3110-00-938-3226

Part Number Cage Code Manufacturer
451744 52676 SKF USA INC.
MCS211-103 51600 EMERSON POWER TRANSMISSION CORPORATION
MR211C400 38443 SKF USA INC DBA SKF AEROENGINE NORTH AMERICA
SB2154-1 78286 SIKORSKY AIRCRAFT CORPORATION

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Technical Data | NSN 3110-00-938-3226

Characteristic Specifications
MATERIAL STEEL INNER RING STEEL OUTER RING COPPER ALLOY RETAINER STEEL ROLLER
MATERIAL DOCUMENT AND CLASSIFICATION FED-STD-66 FED STD SINGLE MATERIAL RESPONSE INNER RING FED-STD-66 FED STD SINGLE MATERIAL RESPONSE OUTER RING SB2154-1,78286 MFR REF SINGLE MATERIAL RESPONSE RETAINER FED-STD-66 FED STD SINGLE MATERIAL RESPONSE ROLLER
STYLE DESIGNATOR 252A SINGLE ROW, NON-LOCATING, TWO LIP INNER RING, CYLINDRICAL OUTER RING, SEPARABLE
OVERALL WIDTH 21.0 MILLIMETERS NOMINAL
BORE DIAMETER 55.0 MILLIMETERS NOMINAL
OVERALL OUTSIDE DIAMETER 100.0 MILLIMETERS NOMINAL
STANDARD TOLERANCE DESIGNATION RBEC NO.5
BORE SHAPE STRAIGHT
SURFACE FINISH GROUND
RETAINER FABRICATION METHOD MACHINED
LOCATING FEATURE NONLOCATING
INTERNAL CLEARANCE 0.0021 INCHES MINIMUM RADIAL AND 0.0031 INCHES MAXIMUM RADIAL
SPECIAL FEATURES RETAINER SILVER PLATED PER AMS 2412 INNER RING AND OUTER RING MARKED W/SAME SERIAL NO.,SURFACE FINISH--LAND SURFACE FINISH 20 MICROINCHES AA,STABILIZED FOR OPERATION TO 400 DEG F,THREE SLOTS EQUALLY SPACED ON ONE FACE OF OUTER RING 0.4700 IN. MIN,0.5300 IN.MAX W,0.0500 IN. MIN,0.0600 IN. MAX DEPTH
TEST DATA DOCUMENT 81349-MIL-I-6868 SPECIFICATION
MANUFACTURERS CODE 78286
MFR SOURCE CONTROLLING REFERENCE SB2154-1

Restrictions/Controls & Freight Information | NSN 3110-00-938-3226

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:UPrecious metal type is unknown
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 114820 BEARINGS/BUSHINGS NOI BALL/ROLLER
Less than car load rating P 77.5
Less than truck load rating P 77.5
Water commodity Code 742 unknown
Originating Activity Code CT U.S. Army Aviation and Missile Command (AIR)
Redstone Arsenal, AL 35898-5230
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 3110-00-938-3226

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 CodesJNOT STOCKED, CENTRALLY PROCURED # (NON-STOCKED ITEMS) IMM/Service centrally managed but not stocked item. Procurement will be initiated only after receipt of a requisition.
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 CodesJNOT STOCKED, CENTRALLY PROCURED # (NON-STOCKED ITEMS) IMM/Service centrally managed but not stocked item. Procurement will be initiated only after receipt of a requisition.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each