557360

View detailed technical data, stock status, and sourcing information for: 557360

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557360
Federal Supply Group
Bearings
Federal Supply Classification
3110 Unmounted Antifriction Bearings
National Stock Number
3110-00-997-1812
Item Name Code
00015
Assigment Date
04/11/1967 (59 years ago)

A cylindrical item in which the inner or outer ring turns upon row(s) of hardened ball, bearing which roll on a raceway, thus minimizing friction. These items are characterized by their noncorrosive qualities, lightness of weight, inch dimensions rather than metric, inner rings generally projecting beyond the faces of the outer ring, or a very narrow width inner ring having an outside diameter slightly larger than the bore diameter. Designed primarily for use in aircraft assemblies, such as control systems and surfaces of aircraft. Excludes:bearing,ball,annular.

4.0613 inches minimum and 4.0616 inches maximum overall outside diameter, 0.5068 inches minimum and 0.5118 inches maximum inner ring width, 3.1047 inches minimum and 3.1050 inches maximum bore diameter, ground surface finish, 0.9399 inches minimum and 0.9449 inches maximum outer ring width

Product Characteristics

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

Bore Diameter
3.1047 inches minimum and 3.1050 inches maximum
Overall Outside Diameter
4.0613 inches minimum and 4.0616 inches maximum
Outer Ring Width
0.9399 inches minimum and 0.9449 inches maximum
Inner Ring Width
0.5068 inches minimum and 0.5118 inches maximum
Surface Finish
ground
Retainer Fabrication Method
machined
Bore Shape
straight
Locating Feature
nonlocating
Internal Clearance
0.0055 inches minimum radial and 0.0060 inches maximum radial
Standard Tolerance Designation
rbec no.5
Material
steel comp 4340 retainer
Material
steel inner ring
Material
steel outer ring
Material
steel roller

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN Name Date
3110-00-990-5872 No Name Available 05/23/2012

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
557359 Cylindrical Roller Bearing
557360 Cylindrical Roller Bearing

FAQs

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

What is the FSCG of the NSN 3110-00-997-1812?
The FSCG of the NSN 3110-00-997-1812 is 3110
Does the NSN 3110-00-997-1812 have a Schedule B code assigned?
Yes, the Schedule B code is 8482500000
Does NSN 3110-00-997-1812 require demilitarization?
Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.
Does NSN 3110-00-997-1812 contain precious materials?
Precious metal content is unknown
Does NSN 3110-00-997-1812 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 3110-00-997-1812 was assigned to the Federal Catalog?
It was assigned 59 years ago, on Tue, Apr 11, 1967

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