3120-01-174-8991 Self-Aligning Plain Bearing

Comprehensive specifications and application details for NSN: 3120-01-174-8991.

Summary

Explore detailed summary information for bearing: 3120-01-174-8991. Includes NSN, classification group, and identification codes to support sourcing, compliance, and accurate part tracking.

Federal Supply Classification: 3120 Unmounted Plain Bearings
(NSN) National Stock Number: 3120-01-174-8991
Item Name Code: 13208
Federal Item Identification Guide: A045A0
Assigment Date: 03/23/1984

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.

38.0 rockwell c minimum and 48.0 rockwell c maximum inner member hardness rating, 0.4995 inches minimum and 0.5000 inches maximum bore diameter, 25.0 rockwell c nominal outer race member hardness rating, cobalt comp l-605 outer race member material, 0.4950 inches minimum and 0.5000 inches maximum inner member width

Datasheet

Below are the comprehensive technical specifications for bearing: 3120-01-174-8991 . Find dimensions, materials, tolerances, performance characteristics, etc.

Bore Diameter: 0.4995 inches minimum and 0.5000 inches maximum
Hardness Rating: 38.0 rockwell c minimum and 48.0 rockwell c maximum inner member
Hardness Rating: 25.0 rockwell c nominal outer race member
Inner Member Width: 0.4950 inches minimum and 0.5000 inches maximum
Material: cobalt comp l-605 outer race member
Material: steel comp 615 inner member
Outer Member Outside Diameter: 1.0000 inches nominal
Outer Member Width: 0.6900 inches nominal
Special Features: od of outer race member 1.0-20unef-3a,4slots 0.145 in. w 0.065 in. d on left end. failure of this part can cause an uncommanded engine shutdown
Static Radial Load Rating: 4500 pounds
Style Designator: without insert or liner

Related Bearings

Explore the various bearing models associated with this NSN. Click on any bearing below to view detailed technical data, performance ratings, and application guidelines.

Part Number	Name
9940M78P06	Self-Aligning Plain Bearing
ASSB8-24	Self-Aligning Plain Bearing

Frequently Asked Questions

Find quick answers to common questions about bearing: 3120-01-174-8991. Explore technical specifications, installation tips, maintenance guidelines, regulatory requirements, and troubleshooting advice.

What is the FSCG of the NSN 3120-01-174-8991?: The FSCG of the NSN 3120-01-174-8991 is 3120

Does the NSN 3120-01-174-8991 have a Schedule B code assigned?: Yes, the Schedule B code is 8482300040

Does NSN 3120-01-174-8991 require demilitarization?: Usml or ccl military items - demil required. Destroy item and components to prevent restoration or repair to a usable condition. (note 5).

Does NSN 3120-01-174-8991 contain precious materials?: Item does not contain precious metal.

Does NSN 3120-01-174-8991 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.