A4154-1

View detailed technical data, stock status, and sourcing information for: A4154-1
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Federal Supply Group

Bearings

Federal Supply Classification

3110 Unmounted Antifriction Bearings

National Stock Number

3110-00-540-8068

Item Name Code

00014

Assigment Date

01/01/1963 (63 years ago)

A cylindrical device in which the inner or outer ring turns upon a single or double row of hardened balls which roll easily between the two rings, thus minimizing friction. For items with faces specially ground for duplex mounting see bearing,ball,duplex. Excludes:bearing,ball,airframe.

0.3700 inches minimum and 0.3750 inches maximum overall width, 16.8745 inches minimum and 16.8750 inches maximum bore diameter, ground surface finish, wire formed retainer fabrication method, 17.6245 inches minimum and 17.6250 inches maximum overall 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: 0.3700 inches minimum and 0.3750 inches maximum
Bore Diameter: 16.8745 inches minimum and 16.8750 inches maximum
Overall Outside Diameter: 17.6245 inches minimum and 17.6250 inches maximum
Surface Finish: ground
Retainer Fabrication Method: wire formed
Load Direction: radial
Bore Shape: straight
Internal Clearance: 0.0012 inches minimum radial and 0.0017 inches maximum radial
Special Features: segmental formed retainer also 178 balls to be spaced in retainer w/every third ball pocket empty and one ball between ends of retainer segments also torque tested,friction torque not to exceen 5 lb in. under a 75 lb thrust load,100 pct inspection
Material: steel ball
Material: steel corrosion resisting retainer
Material: steel inner ring
Material: steel outer ring
Style Designator: loading groove, non-separable

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
04154001	Annular Ball Bearing
2664-10B111	Annular Ball Bearing
A4154-1	Annular Ball Bearing

FAQs

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

What is the FSCG of the NSN 3110-00-540-8068?

The FSCG of the NSN 3110-00-540-8068 is 3110

Does the NSN 3110-00-540-8068 have a Schedule B code assigned?

Yes, the Schedule B code is 8482105028

Does NSN 3110-00-540-8068 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 3110-00-540-8068 contain precious materials?

Precious metal content is unknown

Does NSN 3110-00-540-8068 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 3110-00-540-8068 was assigned to the Federal Catalog?

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