MR-44

View detailed technical data, stock status, and sourcing information for: MR-44
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Federal Supply Group

Bearings

Federal Supply Classification

3110 Unmounted Antifriction Bearings

National Stock Number

3110-00-895-6845

Item Name Code

00051

Assigment Date

01/01/1962 (64 years ago)

pressed retainer fabrication method, 1.7450 inches minimum and 1.7500 inches maximum overall width, 3.4992 inches minimum and 3.5000 inches maximum overall outside diameter, 2.7511 inches minimum and 2.7521 inches maximum bore diameter, ground surface finish

Product Characteristics

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

Overall Width: 1.7450 inches minimum and 1.7500 inches maximum
Bore Diameter: 2.7511 inches minimum and 2.7521 inches maximum
Overall Outside Diameter: 3.4992 inches minimum and 3.5000 inches maximum
Surface Finish: ground
Retainer Fabrication Method: pressed
Alignment Type: rigid
Standard Tolerance Designation: afbma std tolerance for industrial needle bearings
Special Features: oil hole and groove in outer race
Material: copper alloy or steel retainer
Material: steel comp e51100 or steel comp e52100 or steel comp 4620 or steel comp 4720 or steel comp 8620 or steel comp 8720 outer ring
Material: steel comp e51100 or steel comp e52100 roller
Material Document And Classification: 66 fed std all material responses outer ring
Style Designator: non-separable, with roller retainer, hardened and ground

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
3110-00-283-6154	No Name Available	05/01/1982

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
108286-3	Needle Roller Bearing
230393	Needle Roller Bearing
HJ-445628	Needle Roller Bearing
HJ445628	Needle Roller Bearing
MR-44	Needle Roller Bearing
MS51961-36	Needle Roller Bearing
SJ8477	Needle Roller Bearing

FAQs

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

What is the FSCG of the NSN 3110-00-895-6845?

The FSCG of the NSN 3110-00-895-6845 is 3110

Does the NSN 3110-00-895-6845 have a Schedule B code assigned?

Yes, the Schedule B code is 8482400000

Does NSN 3110-00-895-6845 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 3110-00-895-6845 contain precious materials?

Item does not contain precious metal.

Does NSN 3110-00-895-6845 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 3110-00-895-6845 was assigned to the Federal Catalog?

It was assigned 64 years ago, on Mon, Jan 1, 1962