3120-00-018-3956

Find complete technical information, availability, and procurement data for: 3120-00-018-3956
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Federal Supply Group

Bearings

Federal Supply Classification

3120 Unmounted Plain Bearings

National Stock Number

3120-00-018-3956

Item Name Code

13208

Assigment Date

01/01/1963 (63 years ago)

A detachable assembly in or on which a journal, gudgeon, pivot, or the like moves. It is used to carry a load and to reduce sliding friction. It does not employ rolling elements. The item consists of a bored precision ground ball (or spherical plain bearing) around which an outer ring is fitted. The assembly may be either separable or nonseparable. Excludes:bearing, plain, rod end and bearing, plain, spherical.

1.3000 inches nominal outer member width, 1.2500 inches nominal bore diameter, 90000 pounds static radial load rating, 3.2488 inches minimum and 3.2498 inches maximum outer member outside diameter, 1.3950 inches nominal inner member width

Product Characteristics

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

Bore Diameter: 1.2500 inches nominal
Outer Member Outside Diameter: 3.2488 inches minimum and 3.2498 inches maximum
Outer Member Width: 1.3000 inches nominal
Inner Member Width: 1.3950 inches nominal
Static Radial Load Rating: 90000 pounds
Special Features: groove for nas670.325 snap ring on left side od outer member,0.0950 in. wide by 3.4500 in. od flange on right side od outer member
Material: steel comp 630 overall
Surface Treatment: chromium inner member
Style Designator: without insert or liner

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
3120-00-683-9966	No Name Available	10/20/1969

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
BDS32B-101	Self-Aligning Plain Bearing
KSSB32-2	Self-Aligning Plain Bearing
LHA32A	Self-Aligning Plain Bearing

FAQs

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

What is the FSCG of the NSN 3120-00-018-3956?

The FSCG of the NSN 3120-00-018-3956 is 3120

Does the NSN 3120-00-018-3956 have a Schedule B code assigned?

Yes, the Schedule B code is 8482300040

Does NSN 3120-00-018-3956 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 3120-00-018-3956 contain precious materials?

Item does not contain precious metal.

Does NSN 3120-00-018-3956 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 3120-00-018-3956 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963