MPBY252

View detailed technical data, stock status, and sourcing information for: MPBY252
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Federal Supply Group

Bearings

Federal Supply Classification

3110 Unmounted Antifriction Bearings

National Stock Number

3110-00-059-3874

Item Name Code

30213

Assigment Date

01/01/1961 (65 years ago)

Two single row annular ball bearings selected dimensionally to be a matched pair or set. The ring faces have been specially ground to specified offsets that will produce predetermined preload when mounted. May include a single row angular contact bearing with faces specially ground for duplex mounting.

0.8020 inches minimum and 0.8120 inches maximum overall width, 0.6247 inches minimum and 0.6250 inches maximum bore diameter, 1.3745 inches minimum and 1.3750 inches maximum overall outside diameter, ground surface finish, unable to decode lubrication material

Product Characteristics

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

Overall Width: 0.8020 inches minimum and 0.8120 inches maximum
Bore Diameter: 0.6247 inches minimum and 0.6250 inches maximum
Overall Outside Diameter: 1.3745 inches minimum and 1.3750 inches maximum
Lubrication Material: unable to decode
Surface Finish: ground
Retainer Fabrication Method: pressed
Seal Quantity: 2
Bearing Seal Type: contact
Load Direction: radial
Internal Fit-Up Designation: standard
Standard Tolerance Designation: abec no.1
Special Features: fill 100 pct with specified lubricant
Lubrication Material Document And Classification: mil-g-25537 mil spec single material response
Material: unable to decode
Style Designator: shouldered inner ring, non-separable, face to face mounting

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
38950-00917-101	Duplex Ball Bearing
MPBY252	Duplex Ball Bearing
S7P4DB8514	Duplex Ball Bearing
S7P4DBE8514	Duplex Ball Bearing

FAQs

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

What is the FSCG of the NSN 3110-00-059-3874?

The FSCG of the NSN 3110-00-059-3874 is 3110

Does the NSN 3110-00-059-3874 have a Schedule B code assigned?

Yes, the Schedule B code is 8482105068

Does NSN 3110-00-059-3874 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 3110-00-059-3874 contain precious materials?

Item does not contain precious metal.

Does NSN 3110-00-059-3874 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 3110-00-059-3874 was assigned to the Federal Catalog?

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