3120-01-055-8453

Find complete technical information, availability, and procurement data for: 3120-01-055-8453
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Federal Supply Group

Bearings

Federal Supply Classification

3120 Unmounted Plain Bearings

National Stock Number

3120-01-055-8453

Item Name Code

13209

Assigment Date

02/12/1978 (48 years ago)

An item of any peripheral shape usually having one flat or spherical surface and a centrally located hole. It is designed for applications involving moving (kinetic) loads. Except for items fabricated from bearing quality synthetic (plastic) or composed of multilayer material, one bearing surface must either have a specific surface finish designation of 32 microinch (0.8 micrometre) or less, arithmetical average (aa) (arithmetic mean deviation) or one of the following conditions: be lapped or ground; have visible or detectable means of lubrication; grooves, indentations; or self-lubrication. The thickness must not exceed 25 percent of the outside diameter of the shortest distance between peripheral flats (when thickness and/or outside diameter is designated as a tolerance dimension, the maximum dimension will be used to determine compliance). Excludes:straight, tubular (without flange) items having a bearing surface(s) parallel to the axis of the bore only. See also washer, flat and spacer, sleeve.

0.9500 inches minimum and 0.9700 inches maximum outer member outside diameter, right-hand thread direction, 3.0800 inches nominal overall length, 3a thread class, externally threaded shank style

Product Characteristics

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

Thread Class: 3a
Thread Direction: right-hand
Shank Style: externally threaded
Overall Length: 3.0800 inches nominal
Outer Member Outside Diameter: 0.9500 inches minimum and 0.9700 inches maximum
Bore Center To Shank End Distance: 2.9700 inches minimum and 3.0300 inches maximum
Outer Member Width: 0.2450 inches minimum and 0.2550 inches maximum
Shank End To Shoulder Length: 1.7200 inches nominal
Shank Thread Length: 1.5000 inches nominal
Thread Diameter: 0.312 inches nominal
Thread Quantity Per Inch: 24
Style Designator: shouldered ball type
Thread Series Designator: unjf

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
16K2718-1	Rod End Plain Bearing

FAQs

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

What is the FSCG of the NSN 3120-01-055-8453?

The FSCG of the NSN 3120-01-055-8453 is 3120

Does the NSN 3120-01-055-8453 have a Schedule B code assigned?

Yes, the Schedule B code is 8483308055

Does NSN 3120-01-055-8453 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 3120-01-055-8453 contain precious materials?

Precious metal content is unknown

Does NSN 3120-01-055-8453 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 3120-01-055-8453 was assigned to the Federal Catalog?

It was assigned 48 years ago, on Sun, Feb 12, 1978