3120-00-472-2957

Find complete technical information, availability, and procurement data for: 3120-00-472-2957
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Federal Supply Group

Bearings

Federal Supply Classification

3120 Unmounted Plain Bearings

National Stock Number

3120-00-472-2957

Item Name Code

13206

Assigment Date

09/08/1970 (55 years ago)

A relatively thin metallic item, having a concave or cupped contour, designed to effect its own seal by compression against the circumference of a hole. It is used as a blowout plug in boilers, engines, and the like to relieve the pressure created by the expansion of fluids caused by heat or freezing.

chamfered inside left corner corner shape, 0.1250 inches minimum and 0.1300 inches maximum overall length, chamfered inside right corner corner shape, 0.1790 inches minimum and 0.1840 inches maximum body inside diameter, 0.3131 inches minimum and 0.3136 inches maximum body 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: 0.1250 inches minimum and 0.1300 inches maximum
Body Outside Diameter: 0.3131 inches minimum and 0.3136 inches maximum
Body Inside Diameter: 0.1790 inches minimum and 0.1840 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
Material: copper alloy 642 overall
Material Document And Classification: qq-c-465 fed spec single material response overall
Style Designator: solid, plain, no outside flanges
Specification/Standard Data: 80205-nas537 professional/industrial association standard

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:

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NAS537B3-13	Sleeve Bushing

FAQs

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

What is the FSCG of the NSN 3120-00-472-2957?

The FSCG of the NSN 3120-00-472-2957 is 3120

Does the NSN 3120-00-472-2957 have a Schedule B code assigned?

Yes, the Schedule B code is 8482997060

Does NSN 3120-00-472-2957 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 3120-00-472-2957 contain precious materials?

Item does not contain precious metal.

Does NSN 3120-00-472-2957 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 3120-00-472-2957 was assigned to the Federal Catalog?

It was assigned 55 years ago, on Tue, Sep 8, 1970