3110-00-278-6995

Find complete technical information, availability, and procurement data for: 3110-00-278-6995
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Federal Supply Group

Bearings

Federal Supply Classification

3110 Unmounted Antifriction Bearings

National Stock Number

3110-00-278-6995

Item Name Code

00050

Assigment Date

01/01/1963 (63 years ago)

A special single or multiple-row roller bearing, rigid or self-aligning, and constructed with either inside threaded, plain hollow, maile threaded, or solid shank.

0.5000 inches nominal shank diameter, 3b thread class, right-hand thread direction, 2.5800 inches nominal overall length, internally threaded shank style

Product Characteristics

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

Thread Class: 3b
Thread Direction: right-hand
Shank Diameter: 0.5000 inches nominal
Shank Style: internally threaded
Overall Length: 2.5800 inches nominal
Bore Diameter: 0.2500 inches nominal
Overall Outside Diameter: 1.3000 inches minimum and 1.3500 inches maximum
Shank Thread Length: 0.8100 inches minimum and 0.8700 inches maximum
Outer Ring Width: 0.3400 inches nominal
Inner Ring Width: 0.5930 inches nominal
Length From Bore Center To Shank End: 1.9100 inches nominal
Seal Quantity: 2
Bearing Seal Type: contact
Alignment Type: self-aligning
Self-Alignment Location: internal
Width Across Flats: 0.5000 inches nominal
Thread Quantity Per Inch: 24
Nominal Thread Size: 0.312 inches
Self-Alignment Angle: 10.00 degrees nominal
Special Features: with grease fitting and 0.0700 dia drilled hole in shank
Lubrication Material: grease
Lubrication Material Document And Classification: mil-g-23827 mil spec single material response
Material: rubber synthetic seal
Material: steel inner ring
Material: steel outer ring
Material: steel roller
Material: steel shaft
Surface Treatment: cadmium all external/exposed metal surfaces
Style Designator: single row, concave rollers
Thread Series Designator: unjf

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
3110-00-147-1006	No Name Available	04/04/1973

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
AR4ANG25	Rod End Roller Bearing
SF4-5J	Rod End Roller Bearing

FAQs

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

What is the FSCG of the NSN 3110-00-278-6995?

The FSCG of the NSN 3110-00-278-6995 is 3110

Does the NSN 3110-00-278-6995 have a Schedule B code assigned?

Yes, the Schedule B code is 8482500000

Does NSN 3110-00-278-6995 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 3110-00-278-6995 contain precious materials?

Precious metal content is unknown

Does NSN 3110-00-278-6995 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 3110-00-278-6995 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963