728955-105

View detailed technical data, stock status, and sourcing information for: 728955-105
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Federal Supply Group

Bearings

Federal Supply Classification

3120 Unmounted Plain Bearings

National Stock Number

3120-00-308-0757

Item Name Code

13206

Assigment Date

10/28/1973 (52 years ago)

An open coiled spring, wound in various forms and from different shapes and types of materials and finished at the ends, designed to provide resistance to compression forces. Excludes:springs designed for thermal actuation (springs in which the torsion forces are designed to be counteracted by changes in temperature) and spring, reinforcing, hose.

2.0030 inches minimum and 2.0035 inches maximum body outside diameter, 1.6240 inches minimum and 1.6370 inches maximum body inside diameter, 0.7900 inches nominal overall length, 0.2000 inches nominal flange width, 2.2500 inches nominal flange outside diameter

Product Characteristics

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

Overall Length: 0.7900 inches nominal
Body Outside Diameter: 2.0030 inches minimum and 2.0035 inches maximum
Body Inside Diameter: 1.6240 inches minimum and 1.6370 inches maximum
Flange Outside Diameter: 2.2500 inches nominal
Flange Width: 0.2000 inches nominal
Corner Shape: chamfered outside right corner
Corner Shape: chamfered inside left corner
Corner Shape: chamfered inside right corner
Corner Shape: round left flange body corner
Corner Shape: square left flange outside right corner
Corner Shape: square outside left corner
Surface Finish: 125.0 microinches intermediate layer
Material: copper alloy 630 overall
Material Document And Classification: ams 4640 assn std single material response overall
Surface Treatment: cadmium overall
Style Designator: solid, external flange one end

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
728955-105	Sleeve Bushing

FAQs

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

What is the FSCG of the NSN 3120-00-308-0757?

The FSCG of the NSN 3120-00-308-0757 is 3120

Does the NSN 3120-00-308-0757 have a Schedule B code assigned?

Yes, the Schedule B code is 8482997060

Does NSN 3120-00-308-0757 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 3120-00-308-0757 contain precious materials?

Precious metal content is unknown

Does NSN 3120-00-308-0757 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 3120-00-308-0757 was assigned to the Federal Catalog?

It was assigned 52 years ago, on Sun, Oct 28, 1973