3120-01-257-3313

Find complete technical information, availability, and procurement data for: 3120-01-257-3313
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Federal Supply Group

Bearings

Federal Supply Classification

3120 Unmounted Plain Bearings

National Stock Number

3120-01-257-3313

Item Name Code

13211

Assigment Date

06/17/1987 (39 years ago)

A valve having a flat or tapered disk (gate) which moves transversely to the axis of flow by rotating or sliding movements of the stem to open or close the orifice. It may also contain an oval or rectangular shaped slide which may be manually, motor, or pressure operated through the means of an arm or arm assembly. The body flange may be designed to accommodate tube type connectors. It may or may not contain thermal relief features. Includes valve (gate) specifically designed for the control of fluid systems in aircraft or missiles.

0.1240 inches minimum and 0.1260 inches maximum overall thickness, rectangular cross-sectional shape style, 1.9400 inches nominal major diameter, round w/keyways center hole shape style, 2.5000 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.

Cross-Sectional Shape Style: rectangular
Major Diameter: 1.9400 inches nominal
Outside Diameter: 2.5000 inches nominal
Center Hole Shape Style: round w/keyways
Overall Thickness: 0.1240 inches minimum and 0.1260 inches maximum
Minor Diameter: 1.7800 inches nominal
Center Hole Keyway Quantity: 8
Corner Shape: square all corners
Features Provided: casehardened
Surface Finish: 32.0 microinches left side
Surface Finish: 32.0 microinches right side
Material: steel overall
Material Document And Classification: jdm a4-2,cagec 75160 mfr ref single material response overall
Surface Condition: ground
Surface Treatment: phosphate iron overall
Style Designator: round

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
T19245	Thrust Washer Bearing

FAQs

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

What is the FSCG of the NSN 3120-01-257-3313?

The FSCG of the NSN 3120-01-257-3313 is 3120

Does the NSN 3120-01-257-3313 have a Schedule B code assigned?

Yes, the Schedule B code is 8482105008

Does NSN 3120-01-257-3313 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 3120-01-257-3313 contain precious materials?

Item does not contain precious metal.

Does NSN 3120-01-257-3313 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 3120-01-257-3313 was assigned to the Federal Catalog?

It was assigned 39 years ago, on Wed, Jun 17, 1987