488749

View detailed technical data, stock status, and sourcing information for: 488749

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488749
Federal Supply Group
Bearings
Federal Supply Classification
3110 Unmounted Antifriction Bearings
National Stock Number
3110-00-837-2908
Item Name Code
00015
Assigment Date
12/14/1966 (59 years ago)

ground surface finish, 35.0 millimeters nominal bore diameter, 21.0 millimeters nominal overall width, 80.0 millimeters nominal overall outside diameter, machined retainer fabrication method

Product Characteristics

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

Overall Width
21.0 millimeters nominal
Bore Diameter
35.0 millimeters nominal
Overall Outside Diameter
80.0 millimeters nominal
Surface Finish
ground
Retainer Fabrication Method
machined
Bore Shape
straight
Locating Feature
nonlocating
Internal Clearance
0.0016 inches minimum radial and 0.0024 inches maximum radial
Criticality Code Justification
feat
Standard Tolerance Designation
rbec no.5
Special Features
failure could cause catastrophic or critical failure resulting resulting in the loss of or serious damage to the aircraft or weapon system or an uncommanded engine shutdown that jeopardizes safety
Material
steel overall
Style Designator
single row, non-locating, two lip inner ring, cylindrical outer ring, separable

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN Name Date
3110-00-985-3613 No Name Available 01/01/1983
3110-01-066-5504 No Name Available 01/01/1982

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
488749 Cylindrical Roller Bearing
488802 Cylindrical Roller Bearing
740924 Cylindrical Roller Bearing
740943 Cylindrical Roller Bearing

FAQs

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

What is the FSCG of the NSN 3110-00-837-2908?
The FSCG of the NSN 3110-00-837-2908 is 3110
Does the NSN 3110-00-837-2908 have a Schedule B code assigned?
Yes, the Schedule B code is 8482500000
Does NSN 3110-00-837-2908 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 3110-00-837-2908 contain precious materials?
Precious metal content is unknown
Does NSN 3110-00-837-2908 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 3110-00-837-2908 was assigned to the Federal Catalog?
It was assigned 59 years ago, on Wed, Dec 14, 1966

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