MR1904D3

View detailed technical data, stock status, and sourcing information for: MR1904D3
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Federal Supply Group

Bearings

Federal Supply Classification

3110 Unmounted Antifriction Bearings

National Stock Number

3110-00-727-5663

Item Name Code

00015

Assigment Date

01/01/1961 (65 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.

ground surface finish, machined retainer fabrication method, 0.7870 inches minimum and 0.7874 inches maximum bore diameter, 0.3493 inches minimum and 0.3543 inches maximum overall width, 1.4562 inches minimum and 1.4567 inches maximum overall outside 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: 0.3493 inches minimum and 0.3543 inches maximum
Bore Diameter: 0.7870 inches minimum and 0.7874 inches maximum
Overall Outside Diameter: 1.4562 inches minimum and 1.4567 inches maximum
Surface Finish: ground
Retainer Fabrication Method: machined
Bore Shape: straight
Locating Feature: one direction
Internal Clearance: 0.0021 inches minimum radial and 0.0031 inches maximum radial
Standard Tolerance Designation: rbec no.1
Material: copper alloy retainer
Material: steel comp e52100 inner ring
Material: steel comp e52100 outer ring
Material: steel comp e52100 roller
Style Designator: single row, one-direction locating, two lip inner ring, one lip outer ring, separable

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
460532	Cylindrical Roller Bearing
MR1904D3	Cylindrical Roller Bearing
MR1904DSUN40599	Cylindrical Roller Bearing
RFB-004-17	Cylindrical Roller Bearing

FAQs

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

What is the FSCG of the NSN 3110-00-727-5663?

The FSCG of the NSN 3110-00-727-5663 is 3110

Does the NSN 3110-00-727-5663 have a Schedule B code assigned?

Yes, the Schedule B code is 8482500000

Does NSN 3110-00-727-5663 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 3110-00-727-5663 contain precious materials?

Item does not contain precious metal.

Does NSN 3110-00-727-5663 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 3110-00-727-5663 was assigned to the Federal Catalog?

It was assigned 65 years ago, on Sun, Jan 1, 1961