RL903A

View detailed technical data, stock status, and sourcing information for: RL903A
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Federal Supply Group

Bearings

Federal Supply Classification

3120 Unmounted Plain Bearings

National Stock Number

3120-00-036-4155

Item Name Code

28215

Assigment Date

01/01/1963 (63 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.

0.530 inches nominal face width, not casehardened casehardening indicator, 45.0 degree by 0.025 in. chamfer chamfer/radius of outside corner, 0.375 inches nominal bore inside diameter, 0.667 inches nominal outside diameter

Product Characteristics

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

Casehardening Indicator: not casehardened
Outside Diameter: 0.667 inches nominal
Face Width: 0.530 inches nominal
Bore Inside Diameter: 0.375 inches nominal
Chamfer/Radius Of Outside Corner: 45.0 degree by 0.025 in. chamfer
Material: steel and copper alloy
Style Designator: plain

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
RL903A	Linear-Rotary Motion Roller

FAQs

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

What is the FSCG of the NSN 3120-00-036-4155?

The FSCG of the NSN 3120-00-036-4155 is 3120

Does the NSN 3120-00-036-4155 have a Schedule B code assigned?

Yes, the Schedule B code is 8482997090

Does NSN 3120-00-036-4155 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 3120-00-036-4155 contain precious materials?

Precious metal content is unknown

Does NSN 3120-00-036-4155 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 3120-00-036-4155 was assigned to the Federal Catalog?

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