3110-01-271-1887

Find complete technical information, availability, and procurement data for: 3110-01-271-1887
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Federal Supply Group

Bearings

Federal Supply Classification

3110 Unmounted Antifriction Bearings

National Stock Number

3110-01-271-1887

Item Name Code

00014

Assigment Date

01/20/1988 (38 years ago)

A tubular shaped item with a round or hexagon peripheral shape having two flat bearing surfaces perpendicular to the axis of the centrally located hole. It is designed to maintain a predetermined distance between assembled parts. The item may be with or without flange(s) of any peripheral shape. The overall length must exceed 25 percent of the outside diameter or distance across peripheral flats of the body. (when the length, outside diameter, and/or distance across peripheral flats are designed as a tolerance, the maximum dimension will be used to determine compliance). For items having other than a round or hexagon peripheral shape, see spacer, plate. Excludes:items with lubricating features, see bearing, sleeve and bushing, sleeve. See also bushing, tapered; spacer, ring; washer, flat; and washer, (as modified).

0.1552 inches minimum and 0.1562 inches maximum overall width, 0.0410 inches minimum and 0.0420 inches maximum flange width, 0.1873 inches minimum and 0.1875 inches maximum bore diameter, 0.4998 inches minimum and 0.5000 inches maximum outer ring outside diameter, 0.5640 inches minimum and 0.5650 inches maximum flange 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: 0.1552 inches minimum and 0.1562 inches maximum
Bore Diameter: 0.1873 inches minimum and 0.1875 inches maximum
Flange Outside Diameter: 0.5640 inches minimum and 0.5650 inches maximum
Flange Width: 0.0410 inches minimum and 0.0420 inches maximum
Outer Ring Outside Diameter: 0.4998 inches minimum and 0.5000 inches maximum
Surface Finish: ground
Shield Quantity: 2
Load Direction: angular
Bore Shape: straight
Internal Clearance: 0.0003 inches minimum axial and 0.0011 inches maximum axial
Standard Tolerance Designation: abec no.5
Contact Angle: 16.5 degrees nominal
Special Features: bearing flanged double row
Lubrication Material: oil
Lubrication Material Document And Classification: nrl mb-20,cagec 25583 mfr ref single material response
Material: plastic polytetrafluoroethylene separator
Material: steel comp 302 shield
Material: steel comp e52100 ball
Material: steel comp e52100 inner ring
Material: steel comp e52100 outer ring

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
571-9405-01	Annular Ball Bearing
FR3SSZAX55	Annular Ball Bearing

FAQs

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

What is the FSCG of the NSN 3110-01-271-1887?

The FSCG of the NSN 3110-01-271-1887 is 3110

Does the NSN 3110-01-271-1887 have a Schedule B code assigned?

Yes, the Schedule B code is 8482105028

Does NSN 3110-01-271-1887 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 3110-01-271-1887 contain precious materials?

Item does not contain precious metal.

Does NSN 3110-01-271-1887 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 3110-01-271-1887 was assigned to the Federal Catalog?

It was assigned 38 years ago, on Wed, Jan 20, 1988