4G94453-101B

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Federal Supply Group

Bearings

Federal Supply Classification

3120 Unmounted Plain Bearings

National Stock Number

3120-00-158-1799

Item Name Code

13205

Assigment Date

03/12/1971 (55 years ago)

A cylindrical body having a centrally located hole to accommodate a pin or shaft for attachment to a push rod guide, yoke, rocker arm, turntable, or rail. The item provides a rolling contact with the face of a valve stem, or the lobes of a cam ring or camshaft on engines, fuel injection pumps, latches, turntables, parallel bearing surfaces requiring a roller support, and the like. Excludes:bearing, roller, cylindrical; roller, electrical switch; and friction bearings. See also cam follower, needle bearing.

10.9700 inches minimum and 10.9730 inches maximum body outside diameter, feat criticality code justification, 10.2390 inches minimum and 10.2540 inches maximum overall length, 10.0070 inches minimum and 10.0110 inches maximum body inside diameter, item is landing gear specific and has critical characteristics and dimensions that must be maintained for safe operation special features

Product Characteristics

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

Overall Length: 10.2390 inches minimum and 10.2540 inches maximum
Body Outside Diameter: 10.9700 inches minimum and 10.9730 inches maximum
Body Inside Diameter: 10.0070 inches minimum and 10.0110 inches maximum
Criticality Code Justification: feat
Special Features: item is landing gear specific and has critical characteristics and dimensions that must be maintained for safe operation
Material: aluminum alloy 7075 overall
Surface Treatment: anodize left end surface of body
Surface Treatment: anodize outside diameter surface of body
Surface Treatment: anodize right end surface of body
Surface Treatment Document And Classification: mil-a-8625,type 2 mil spec single treatment response left end surface of body
Surface Treatment Document And Classification: mil-a-8625,type 2 mil spec single treatment response outside diameter surface of body
Surface Treatment Document And Classification: mil-a-8625,type 2 mil spec single treatment response right end surface of body

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
4G94453-101B	Sleeve Bearing
91017	Sleeve Bearing

FAQs

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

What is the FSCG of the NSN 3120-00-158-1799?

The FSCG of the NSN 3120-00-158-1799 is 3120

Does the NSN 3120-00-158-1799 have a Schedule B code assigned?

Yes, the Schedule B code is 8482997090

Does NSN 3120-00-158-1799 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 3120-00-158-1799 contain precious materials?

Item does not contain precious metal.

Does NSN 3120-00-158-1799 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 3120-00-158-1799 was assigned to the Federal Catalog?

It was assigned 55 years ago, on Fri, Mar 12, 1971