A540Z

View detailed technical data, stock status, and sourcing information for: A540Z
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Federal Supply Group

Bearings

Federal Supply Classification

3110 Unmounted Antifriction Bearings

National Stock Number

3110-00-677-0281

Item Name Code

00041

Assigment Date

01/01/1963 (63 years ago)

coiled retainer fabrication method, 0.2800 inches minimum and 0.2810 inches maximum inner ring width, 0.8747 inches minimum and 0.8750 inches maximum bore diameter, 1.3121 inches minimum and 1.3125 inches maximum overall outside diameter, 0.2500 inches nominal outer 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: 0.8747 inches minimum and 0.8750 inches maximum
Overall Outside Diameter: 1.3121 inches minimum and 1.3125 inches maximum
Outer Ring Width: 0.2500 inches nominal
Inner Ring Width: 0.2800 inches minimum and 0.2810 inches maximum
Retainer Fabrication Method: coiled
Load Direction: radial
Special Features: inner and outer ring runout 0.0002 in.
Lubrication Material Document And Classification: mil-l-6085 mil spec single material response
Material: steel corrosion resisting overall
Style Designator: single row, torque tube type, w/or w/o closure

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
3110-00-277-0283	No Name Available	06/20/1967
5840-00-376-8827	No Name Available	01/01/1963
3110-00-585-4173	No Name Available	06/20/1967

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
364178-3	Airframe Ball Bearing
755526PC2	Airframe Ball Bearing
858912	Airframe Ball Bearing
A540Z	Airframe Ball Bearing
K8685885	Airframe Ball Bearing

FAQs

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

What is the FSCG of the NSN 3110-00-677-0281?

The FSCG of the NSN 3110-00-677-0281 is 3110

Does the NSN 3110-00-677-0281 have a Schedule B code assigned?

Yes, the Schedule B code is 8482105068

Does NSN 3110-00-677-0281 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 3110-00-677-0281 contain precious materials?

Precious metal content is unknown

Does NSN 3110-00-677-0281 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 3110-00-677-0281 was assigned to the Federal Catalog?

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