XA54

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Federal Supply Group

Bearings

Federal Supply Classification

3110 Unmounted Antifriction Bearings

National Stock Number

3110-00-142-4445

Item Name Code

00041

Assigment Date

01/01/1963 (63 years ago)

A cylindrical item in which the inner or outer ring turns upon row(s) of hardened ball, bearing which roll on a raceway, thus minimizing friction. These items are characterized by their noncorrosive qualities, lightness of weight, inch dimensions rather than metric, inner rings generally projecting beyond the faces of the outer ring, or a very narrow width inner ring having an outside diameter slightly larger than the bore diameter. Designed primarily for use in aircraft assemblies, such as control systems and surfaces of aircraft. Excludes:bearing,ball,annular.

0.9014 inches nominal overall outside diameter, 0.2500 inches nominal bore diameter, 0.4640 inches nominal outer ring width, 2 shield quantity, 0.6870 inches nominal inner ring width

Product Characteristics

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

Bore Diameter: 0.2500 inches nominal
Overall Outside Diameter: 0.9014 inches nominal
Outer Ring Width: 0.4640 inches nominal
Inner Ring Width: 0.6870 inches nominal
Shield Quantity: 2
Alignment Type: self-aligning
Load Direction: radial
Self-Alignment Location: internal
Special Features: 10.0 degree self alignment in either direction
Lubrication Material: grease
Lubrication Material Document And Classification: mil-g-3278 mil spec single material response
Material: steel or steel corrosion resisting shield
Material: steel ball
Material: steel inner ring
Material: steel outer ring
Surface Treatment: cadmium all external/exposed metal surfaces
Surface Treatment: cadmium shield
Style Designator: double row, self aligning

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
4508-14	Airframe Ball Bearing
AN206DS4ANG25	Airframe Ball Bearing
DS4	Airframe Ball Bearing
DS4ANG25	Airframe Ball Bearing
DSP4-SD610	Airframe Ball Bearing
DSP4FS428	Airframe Ball Bearing
MS27643-4G	Airframe Ball Bearing
XA54	Airframe Ball Bearing

FAQs

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

What is the FSCG of the NSN 3110-00-142-4445?

The FSCG of the NSN 3110-00-142-4445 is 3110

Does the NSN 3110-00-142-4445 have a Schedule B code assigned?

Yes, the Schedule B code is 8482105068

Does NSN 3110-00-142-4445 require demilitarization?

"commerce control list items (ccli) - mut to the point of scrap required outside the united states. Inside the united states, mut is required when the demil integrity code (ic) is "3" and mut is not required when the demic is "6" (note 8)"

Does NSN 3110-00-142-4445 contain precious materials?

Precious metal content is unknown

Does NSN 3110-00-142-4445 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 3110-00-142-4445 was assigned to the Federal Catalog?

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