0508-3

View detailed technical data, stock status, and sourcing information for: 0508-3
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Federal Supply Group

Bearings

Federal Supply Classification

3110 Unmounted Antifriction Bearings

National Stock Number

3110-00-277-0055

Item Name Code

00014

Assigment Date

01/01/1961 (65 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.

0.2480 inches minimum and 0.2520 inches maximum inner ring width, 0.0420 inches nominal flange width, 0.2110 inches nominal outer ring width, 0.3125 inches minimum and 0.3128 inches maximum bore diameter, 0.7550 inches nominal 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.

Bore Diameter: 0.3125 inches minimum and 0.3128 inches maximum
Flange Outside Diameter: 0.7550 inches nominal
Flange Width: 0.0420 inches nominal
Outer Ring Width: 0.2110 inches nominal
Inner Ring Width: 0.2480 inches minimum and 0.2520 inches maximum
Surface Finish: ground
Retainer Fabrication Method: machined
Load Direction: radial
Bore Shape: straight
Internal Fit-Up Designation: standard
Outer Ring Taper: 0.0680 per foot in inches nominal
Special Features: selected,classified and tested by the assy mfr at his plant
Material: steel corrosion resisting overall
Style Designator: non-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
0508-3	Annular Ball Bearing
0508-3REVC	Annular Ball Bearing

FAQs

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

What is the FSCG of the NSN 3110-00-277-0055?

The FSCG of the NSN 3110-00-277-0055 is 3110

Does the NSN 3110-00-277-0055 have a Schedule B code assigned?

Yes, the Schedule B code is 8482105028

Does NSN 3110-00-277-0055 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 3110-00-277-0055 contain precious materials?

Precious metal content is unknown

Does NSN 3110-00-277-0055 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 3110-00-277-0055 was assigned to the Federal Catalog?

It was assigned 65 years ago, on Sun, Jan 1, 1961