A25227

View detailed technical data, stock status, and sourcing information for: A25227
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Federal Supply Group

Bearings

Federal Supply Classification

3120 Unmounted Plain Bearings

National Stock Number

3120-00-502-5227

Item Name Code

13205

Assigment Date

01/01/1963 (63 years ago)

An externally threaded fastener whose threaded portion is of one nominal diameter, no 0 (0.060 in./1.5 mm) or larger, designed to be held or driven with either a wrench or an inserted driver or both (excluding internal socket or internal multiple spline types), in sizes below no. 10 (0.190 in./5 mm). No. 10 and larger sizes must have a head designed for any type inserted driver (excluding internal socket or internal multiple spline types), but may also be designed for external wrenching. A locking feature may be incorporated in the design of the head or threads. Excludes:bolt, clevis; bolt, externally relieved body; screw, externally relieved body; and screw, assembled washer. See also, screw, instrument; bolt, machine; bolt, internal wrenching; and screw, cap socket head.

0.8800 inches nominal first slot length, 0.1093 inches nominal first hole diameter, 1.0200 inches minimum and 1.0220 inches maximum body outside diameter, 1.0900 inches minimum and 1.1000 inches maximum overall length, 0.0625 inches nominal first slot width

Product Characteristics

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

Hole Diameter: 0.1093 inches nominal first
Slot Width: 0.0625 inches nominal first
Slot Length: 0.8800 inches nominal first
Overall Length: 1.0900 inches minimum and 1.1000 inches maximum
Body Outside Diameter: 1.0200 inches minimum and 1.0220 inches maximum
Body Inside Diameter: 0.7960 inches minimum and 0.8060 inches maximum
Corner Shape: chamfered inside left corner
Corner Shape: chamfered inside right corner
Corner Shape: square outside left corner
Corner Shape: square outside right corner
Criticality Code Justification: adar
Surface Finish: 125.0 microinches inside diameter surface of body
Surface Finish: 125.0 microinches left end surface of body
Surface Finish: 125.0 microinches right end surface of body
Surface Finish: 63.0 microinches outside diameter surface of body
Antirotation/Lubrication Type And Quantity: 6 hole and 6 slot
Material: copper alloy overall
Style Designator: solid, plain, no outside flanges

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
5025227	Sleeve Bearing
A25227	Sleeve Bearing

FAQs

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

What is the FSCG of the NSN 3120-00-502-5227?

The FSCG of the NSN 3120-00-502-5227 is 3120

Does the NSN 3120-00-502-5227 have a Schedule B code assigned?

Yes, the Schedule B code is 8482997090

Does NSN 3120-00-502-5227 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 3120-00-502-5227 contain precious materials?

Item does not contain precious metal.

Does NSN 3120-00-502-5227 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 3120-00-502-5227 was assigned to the Federal Catalog?

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