KF32

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Federal Supply Group

Bearings

Federal Supply Classification

3120 Unmounted Plain Bearings

National Stock Number

3120-00-180-6759

Item Name Code

13208

Assigment Date

05/28/1970 (56 years ago)

0.9330 inches minimum and 0.9430 inches maximum outer member width, 3.0618 inches minimum and 3.0625 inches maximum outer member outside diameter, 1.4950 inches minimum and 1.5000 inches maximum inner member width, 1.9993 inches minimum and 2.0000 inches maximum bore diameter, 32.0 rockwell c minimum and 42.0 rockwell c maximum outer race member hardness rating

Product Characteristics

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

Bore Diameter: 1.9993 inches minimum and 2.0000 inches maximum
Outer Member Outside Diameter: 3.0618 inches minimum and 3.0625 inches maximum
Outer Member Width: 0.9330 inches minimum and 0.9430 inches maximum
Inner Member Width: 1.4950 inches minimum and 1.5000 inches maximum
Hardness Rating: 32.0 rockwell c minimum and 42.0 rockwell c maximum outer race member
Hardness Rating: 59.0 rockwell c minimum and 63.0 rockwell c maximum inner member
Lubrication Feature: perforation external outer member
Lubrication Feature: perforation internal inner member
Lubrication Feature: perforation internal outer member
Special Features: four holes through inner race member and outer race member
Material: grease lubrication
Material: steel comp 4130 outer race member
Material: steel comp e52100 inner member
Material Document And Classification: fed std 66 fed std single material response inner member
Material Document And Classification: mil-g-23827 mil spec single material response lubrication
Material Document And Classification: mil-s-6758 mil spec single material response outer race member
Surface Treatment: cadmium outer race member
Surface Treatment: chromium inner member
Style Designator: without insert or liner

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
HE131-0015	Self-Aligning Plain Bearing
HE131-0015-0002	Self-Aligning Plain Bearing
HF32S101	Self-Aligning Plain Bearing
KF32	Self-Aligning Plain Bearing

FAQs

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

What is the FSCG of the NSN 3120-00-180-6759?

The FSCG of the NSN 3120-00-180-6759 is 3120

Does the NSN 3120-00-180-6759 have a Schedule B code assigned?

Yes, the Schedule B code is 8482300040

Does NSN 3120-00-180-6759 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 3120-00-180-6759 contain precious materials?

Precious metal content is unknown

Does NSN 3120-00-180-6759 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 3120-00-180-6759 was assigned to the Federal Catalog?

It was assigned 56 years ago, on Thu, May 28, 1970