3120-00-998-3253

Find complete technical information, availability, and procurement data for: 3120-00-998-3253
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Federal Supply Group

Bearings

Federal Supply Classification

3120 Unmounted Plain Bearings

National Stock Number

3120-00-998-3253

Item Name Code

13208

Assigment Date

04/13/1967 (59 years ago)

A tubular shaped unthreaded item with or without a flange at one end designed to be inserted into a hole to reduce the inside diameter of the hole and to protect the surrounding body structure from damage resulting from stress, strain, and/or vibration. The overall length must exceed 25 percent of the outside diameter or the shortest distance between peripheral flats of the body. Includes items which are divided into two or more segments which includes 180 degrees (3.141 radians) or less of the bearing periphery. For items made of rubber, see bushing, nonmetallic. See also bearing, sleeve; bushing, tapered; spacer, sleeve; insulator, bushing; and bushing, electrical conductor. Excludes:bushing, drill, jig.

1.4995 inches minimum and 1.5000 inches maximum bore diameter, 1.1100 inches minimum and 1.1150 inches maximum outer member width, 1.3070 inches minimum and 1.3120 inches maximum inner member width, 2.4993 inches minimum and 2.5000 inches maximum outer member outside diameter, groove external outer member lubrication feature

Product Characteristics

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

Bore Diameter: 1.4995 inches minimum and 1.5000 inches maximum
Outer Member Outside Diameter: 2.4993 inches minimum and 2.5000 inches maximum
Outer Member Width: 1.1100 inches minimum and 1.1150 inches maximum
Inner Member Width: 1.3070 inches minimum and 1.3120 inches maximum
Lubrication Feature: groove external outer member
Lubrication Feature: groove internal outer member
Lubrication Feature: perforation outer race member
Lubrication Feature: perforation inner member
Material: steel comp 4140 outer race member
Material: steel comp 4340 inner 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
986114-1	Self-Aligning Plain Bearing
986114-1A	Self-Aligning Plain Bearing
ASSB24-17	Self-Aligning Plain Bearing
BH-24S-10	Self-Aligning Plain Bearing
BH24S10	Self-Aligning Plain Bearing
KSSB24-50	Self-Aligning Plain Bearing
NS-24S10	Self-Aligning Plain Bearing

FAQs

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

What is the FSCG of the NSN 3120-00-998-3253?

The FSCG of the NSN 3120-00-998-3253 is 3120

Does the NSN 3120-00-998-3253 have a Schedule B code assigned?

Yes, the Schedule B code is 8482300040

Does NSN 3120-00-998-3253 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 3120-00-998-3253 contain precious materials?

Precious metal content is unknown

Does NSN 3120-00-998-3253 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 3120-00-998-3253 was assigned to the Federal Catalog?

It was assigned 59 years ago, on Thu, Apr 13, 1967