204-040-134-5

View detailed technical data, stock status, and sourcing information for: 204-040-134-5
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Federal Supply Group

Bearings

Federal Supply Classification

3120 Unmounted Plain Bearings

National Stock Number

3120-00-787-4257

Item Name Code

13211

Assigment Date

01/01/1962 (64 years ago)

1.3750 inches minimum and 1.3755 inches maximum diameter, 0.1265 inches minimum and 0.1270 inches maximum overall thickness, rectangular cross-sectional shape style, 2.0400 inches minimum and 2.0600 inches maximum outside diameter, round center hole shape style

Product Characteristics

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

Cross-Sectional Shape Style: rectangular
Outside Diameter: 2.0400 inches minimum and 2.0600 inches maximum
Center Hole Shape Style: round
Diameter: 1.3750 inches minimum and 1.3755 inches maximum
Overall Thickness: 0.1265 inches minimum and 0.1270 inches maximum
Corner Shape: chamfered second outside corner
Corner Shape: square first inside corner
Corner Shape: square first outside corner
Corner Shape: square second inside corner
Features Provided: casehardened
Hardness Rating: 30.0 rockwell c minimum and 41.0 rockwell c maximum overall
Surface Finish: 32.0 microinches inside diameter surface of body
Surface Finish: 32.0 microinches right side
Surface Finish: 5.0 microinches left side
Surface Finish: 63.0 microinches largest outside diameter
Material: steel overall
Material Document And Classification: ams 6260 assn std single material response overall
Surface Condition: ground
Surface Treatment: oxide overall
Surface Treatment Document And Classification: 204-040-134-5,97499 mfr ref single treatment response overall
Style Designator: round
Test Data Document: "81349-mil-i-6868 specification (includes engineering type bulletins, brochures,etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "nominal", etc.). and 97499- bps4075 specification (includes engineering type bulletins, brochures,etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "nominal", etc.)."

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
204-040-134-005	Thrust Washer Bearing
204-040-134-5	Thrust Washer Bearing

FAQs

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

What is the FSCG of the NSN 3120-00-787-4257?

The FSCG of the NSN 3120-00-787-4257 is 3120

Does the NSN 3120-00-787-4257 have a Schedule B code assigned?

Yes, the Schedule B code is 8482105008

Does NSN 3120-00-787-4257 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 3120-00-787-4257 contain precious materials?

Precious metal content is unknown

Does NSN 3120-00-787-4257 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 3120-00-787-4257 was assigned to the Federal Catalog?

It was assigned 64 years ago, on Mon, Jan 1, 1962