740844

View detailed technical data, stock status, and sourcing information for: 740844

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740844
Federal Supply Group
Bearings
Federal Supply Classification
3110 Unmounted Antifriction Bearings
National Stock Number
3110-00-121-9798
Item Name Code
00015
Assigment Date
11/06/1968 (57 years ago)

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.

0.4674 inches minimum and 0.4724 inches maximum overall width, ground surface finish, 2.4406 inches minimum and 2.4409 inches maximum overall outside diameter, machined retainer fabrication method, 1.5746 inches minimum and 1.5748 inches maximum bore diameter

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Overall Width
0.4674 inches minimum and 0.4724 inches maximum
Bore Diameter
1.5746 inches minimum and 1.5748 inches maximum
Overall Outside Diameter
2.4406 inches minimum and 2.4409 inches maximum
Surface Finish
ground
Retainer Fabrication Method
machined
Bore Shape
straight
Locating Feature
one direction
Internal Clearance
0.0016 inches minimum radial and 0.0025 inches maximum radial
Standard Tolerance Designation
rbec no.5
Special Features
cage silver plate per ams 2412 0.0005-0.0015 thk on land riding surfaces and roller pockets,no strike metal req bake 475-500f 2 hrs. check bond
Material
copper alloy retainer
Material
steel comp 8620 outer ring
Material
steel comp 8620 shaft
Material
steel comp e52100 seal
Material Document And Classification
ams 4616 assn std single material response retainer
Material Document And Classification
ams 6274 assn std single material response outer ring
Material Document And Classification
ams 6274 assn std single material response shaft
Material Document And Classification
ams 6440 assn std single material response seal
Style Designator
single row, one-direction locating, two lip inner ring, one lip outer ring, separable

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN Name Date
3110-00-585-1797 No Name Available 06/01/1970

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number Name
310922 Cylindrical Roller Bearing
310923 Cylindrical Roller Bearing
740844 Cylindrical Roller Bearing
768293 Cylindrical Roller Bearing

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 3110-00-121-9798?
The FSCG of the NSN 3110-00-121-9798 is 3110
Does the NSN 3110-00-121-9798 have a Schedule B code assigned?
Yes, the Schedule B code is 8482500000
Does NSN 3110-00-121-9798 require demilitarization?
"commerce control list items (ccli) - mut to the point of scrap required outside the united states. Inside the united states, mut is required when the demil integrity code (ic) is "3" and mut is not required when the demic is "6" (note 8)"
Does NSN 3110-00-121-9798 contain precious materials?
Precious metal content is unknown
Does NSN 3110-00-121-9798 contain hazardous materials?
Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
When the NSN 3110-00-121-9798 was assigned to the Federal Catalog?
It was assigned 57 years ago, on Wed, Nov 6, 1968

Professional Distribution

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