KWB4GC

View detailed technical data, stock status, and sourcing information for: KWB4GC
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Federal Supply Group

Bearings

Federal Supply Classification

3120 Unmounted Plain Bearings

National Stock Number

3120-00-661-7132

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.

perforation and groove external outer member lubrication feature, 0.4320 inches minimum and 0.4370 inches maximum inner member width, 0.6245 inches minimum and 0.6250 inches maximum outer member outside diameter, 0.2495 inches minimum and 0.2500 inches maximum bore diameter, 0.3220 inches minimum and 0.3320 inches maximum outer 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: 0.2495 inches minimum and 0.2500 inches maximum
Outer Member Outside Diameter: 0.6245 inches minimum and 0.6250 inches maximum
Outer Member Width: 0.3220 inches minimum and 0.3320 inches maximum
Inner Member Width: 0.4320 inches minimum and 0.4370 inches maximum
Lubrication Feature: perforation and groove external outer member
Lubrication Feature: perforation outer race member
Material: copper alloy outer race member
Material: steel comp e52100 inner member
Material Document And Classification: sae j404 assn std single material response inner member
Surface Treatment: cadmium outer race member
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Below is a list of NSNs that have been officially superseded by this NSN: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
3120-00-516-0619	No Name Available	06/01/1970

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
BLR4000GC	Self-Aligning Plain Bearing
KWB4GC	Self-Aligning Plain Bearing

FAQs

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

What is the FSCG of the NSN 3120-00-661-7132?

The FSCG of the NSN 3120-00-661-7132 is 3120

Does the NSN 3120-00-661-7132 have a Schedule B code assigned?

Yes, the Schedule B code is 8482300040

Does NSN 3120-00-661-7132 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 3120-00-661-7132 contain precious materials?

Precious metal content is unknown

Does NSN 3120-00-661-7132 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 3120-00-661-7132 was assigned to the Federal Catalog?

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