53G970718-3

View detailed technical data, stock status, and sourcing information for: 53G970718-3
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Federal Supply Group

Bearings

Federal Supply Classification

3120 Unmounted Plain Bearings

National Stock Number

3120-01-040-3945

Item Name Code

13208

Assigment Date

05/07/1977 (49 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.

0.9350 inches minimum and 0.9370 inches maximum inner member width, 1.1245 inches minimum and 1.1250 inches maximum outer member outside diameter, 26.0 rockwell c nominal outer race member hardness rating, 0.3960 inches minimum and 0.4060 inches maximum outer member width, 0.3745 inches minimum and 0.3750 inches maximum bore diameter

Product Characteristics

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

Bore Diameter: 0.3745 inches minimum and 0.3750 inches maximum
Outer Member Outside Diameter: 1.1245 inches minimum and 1.1250 inches maximum
Outer Member Width: 0.3960 inches minimum and 0.4060 inches maximum
Inner Member Width: 0.9350 inches minimum and 0.9370 inches maximum
Hardness Rating: 26.0 rockwell c nominal outer race member
Hardness Rating: 26.0 rockwell c nominal inner member
Special Features: liner impregnated w/ reichhold 5900 phenolic resin 86744 or equal; no load breakaway torque 1 to 15 in-lb
Material: plastic polytetrafluoroethylene race liner
Material: steel comp 414 outer race member
Material: steel comp 440c inner member
Material Document And Classification: ams-5643 assn std 1st material response outer race member
Material Document And Classification: qq-c-530 fed spec single material response inner member
Style Designator: with insert and/or liner with staking groove

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
3120-00-400-0827	No Name Available	03/01/2008

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
53G970718-19	Self-Aligning Plain Bearing
53G970718-3	Self-Aligning Plain Bearing

FAQs

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

What is the FSCG of the NSN 3120-01-040-3945?

The FSCG of the NSN 3120-01-040-3945 is 3120

Does the NSN 3120-01-040-3945 have a Schedule B code assigned?

Yes, the Schedule B code is 8482300040

Does NSN 3120-01-040-3945 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 3120-01-040-3945 contain precious materials?

Precious metal content is unknown

Does NSN 3120-01-040-3945 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 3120-01-040-3945 was assigned to the Federal Catalog?

It was assigned 49 years ago, on Sat, May 7, 1977