BSSN-4-2025 Self-Aligning Plain Bearing

Comprehensive specifications and application details for: BSSN-4-2025 Self-Aligning Plain Bearing.

Summary

Explore detailed summary information for bearing: BSSN-4-2025. Includes NSN, classification group, and identification codes to support sourcing, compliance, and accurate part tracking.

Part Number: BSSN-4-2025
Federal Supply Classification: 3120 Unmounted Plain Bearings
(NSN) National Stock Number: 3120-00-332-4437
Item Name Code: 13208
Federal Item Identification Guide: A045A0
Assigment Date: 12/22/1973

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.

28.0 rockwell c minimum and 36.0 rockwell c maximum outer race member hardness rating, 37.0 rockwell c minimum inner member hardness rating, copper alloy 172 or copper alloy 173 inner member material, 0.2495 inches minimum and 0.2500 inches maximum bore diameter, 0.3380 inches minimum and 0.3430 inches maximum inner member width

Datasheet

Below are the comprehensive technical specifications for bearing: 3120-00-332-4437 . Find dimensions, materials, tolerances, performance characteristics, etc.

Bore Diameter: 0.2495 inches minimum and 0.2500 inches maximum
Hardness Rating: 37.0 rockwell c minimum inner member
Hardness Rating: 28.0 rockwell c minimum and 36.0 rockwell c maximum outer race member
Inner Member Width: 0.3380 inches minimum and 0.3430 inches maximum
Material: copper alloy 172 or copper alloy 173 inner member
Material: steel comp 630 outer race member
Outer Member Outside Diameter: 0.6557 inches minimum and 0.6562 inches maximum
Outer Member Width: 0.2450 inches minimum and 0.2500 inches maximum
Static Radial Load Rating: 6330 pounds
Style Designator: without insert or liner with staking groove

Frequently Asked Questions

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What is the FSCG of the NSN 3120-00-332-4437?: The FSCG of the NSN 3120-00-332-4437 is 3120

Does the NSN 3120-00-332-4437 have a Schedule B code assigned?: Yes, the Schedule B code is 8482300040

Does NSN 3120-00-332-4437 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 3120-00-332-4437 contain precious materials?: Item does not contain precious metal.

Does NSN 3120-00-332-4437 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.