7227-1

View detailed technical data, stock status, and sourcing information for: 7227-1
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Federal Supply Group

Bearings

Federal Supply Classification

3110 Unmounted Antifriction Bearings

National Stock Number

3110-00-012-4078

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.

ground surface finish, 5.9995 inches minimum and 6.0000 inches maximum overall outside diameter, coiled retainer fabrication method, 0.2695 inches minimum and 0.2705 inches maximum overall width, 5.4995 inches minimum and 5.5000 inches maximum bore 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: 0.2695 inches minimum and 0.2705 inches maximum
Bore Diameter: 5.4995 inches minimum and 5.5000 inches maximum
Overall Outside Diameter: 5.9995 inches minimum and 6.0000 inches maximum
Surface Finish: ground
Retainer Fabrication Method: coiled
Shield Quantity: 2
Load Direction: radial
Bore Shape: straight
Internal Clearance: 0.0001 inches minimum radial and 0.0006 inches maximum radial
Special Features: inner ring width 0.2495 in. min,0.2505 in. max
Lubrication Material: grease
Lubrication Material Document And Classification: mil-g-23827 mil spec single material response
Material: steel corrosion resisting overall
Style Designator: 4 point ball contact, solid inner and outer rings, 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
7227-1	Annular Ball Bearing
G201-053-001	Annular Ball Bearing

FAQs

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

What is the FSCG of the NSN 3110-00-012-4078?

The FSCG of the NSN 3110-00-012-4078 is 3110

Does the NSN 3110-00-012-4078 have a Schedule B code assigned?

Yes, the Schedule B code is 8482105028

Does NSN 3110-00-012-4078 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 3110-00-012-4078 contain precious materials?

Precious metal content is unknown

Does NSN 3110-00-012-4078 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 3110-00-012-4078 was assigned to the Federal Catalog?

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