03-582-18E-001

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Federal Supply Group

Bearings

Federal Supply Classification

3120 Unmounted Plain Bearings

National Stock Number

3120-01-293-7976

Item Name Code

13208

Assigment Date

02/06/1989 (37 years ago)

A headless cylindrical shaped metal item exceeding 12 inches (304.8 mm) in length and externally threaded on one or both ends. The unthreaded portion shall be of one diameter. Excludes:items with tapered threads. See also stud (as modified) and pin, straight, threaded.

1.1250 inches minimum and 1.1255 inches maximum bore diameter, 0.9950 inches minimum and 1.0000 inches maximum inner member width, 0.8950 inches minimum and 0.9050 inches maximum outer member width, 2.0000 inches minimum and 2.0005 inches maximum outer member outside diameter, 121500 pounds static radial load 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: 1.1250 inches minimum and 1.1255 inches maximum
Outer Member Outside Diameter: 2.0000 inches minimum and 2.0005 inches maximum
Outer Member Width: 0.8950 inches minimum and 0.9050 inches maximum
Inner Member Width: 0.9950 inches minimum and 1.0000 inches maximum
Static Radial Load Rating: 121500 pounds
Hardness Rating: 43.0 rockwell c minimum and 47.0 rockwell c maximum inner member
Hardness Rating: 28.0 rockwell c minimum and 37.0 rockwell c maximum outer race member
Lubrication Feature: groove and perforation inner member
Material: copper alloy 172 or copper alloy 173 inner member
Material: oil lubricating lubrication
Material: steel comp 630 outer race member
Material Document And Classification: ams 5643 assn std single material response outer race member
Material Document And Classification: qq-c-530 fed spec all material responses inner member
Style Designator: without insert or liner with staking groove

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
03-582-18E-001	Self-Aligning Plain Bearing
4M342-18	Self-Aligning Plain Bearing
AGB18V4003	Self-Aligning Plain Bearing
BNG18H-342	Self-Aligning Plain Bearing
HSB18-101	Self-Aligning Plain Bearing

FAQs

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

What is the FSCG of the NSN 3120-01-293-7976?

The FSCG of the NSN 3120-01-293-7976 is 3120

Does the NSN 3120-01-293-7976 have a Schedule B code assigned?

Yes, the Schedule B code is 8482300040

Does NSN 3120-01-293-7976 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 3120-01-293-7976 contain precious materials?

Item does not contain precious metal.

Does NSN 3120-01-293-7976 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 3120-01-293-7976 was assigned to the Federal Catalog?

It was assigned 37 years ago, on Mon, Feb 6, 1989