321581R91

Comprehensive specifications and application details for: 321581R91 Self-Aligning Plain Bearing.

Summary

Explore detailed summary information for bearing: 321581R91. Includes NSN, classification group, and identification codes to support sourcing, compliance, and accurate part tracking.

Part Number
321581R91
Federal Supply Classification
3120 Unmounted Plain Bearings
(NSN) National Stock Number
3120-00-451-9016
Item Name Code
13208
Federal Item Identification Guide
A045A0
Assigment Date
06/02/1971

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.

1.8850 inches minimum and 1.8870 inches maximum bore diameter, lubricant dry film lubrication material, 4.3070 inches minimum and 4.3120 inches maximum inner member width, steel comp e52100 inner member material, steel comp e52100 outer race member material

Datasheet

Below are the comprehensive technical specifications for bearing: 3120-00-451-9016 . Find dimensions, materials, tolerances, performance characteristics, etc.

Bore Diameter
1.8850 inches minimum and 1.8870 inches maximum
Inner Member Width
4.3070 inches minimum and 4.3120 inches maximum
Material
lubricant dry film lubrication
Material
steel comp e52100 inner member
Material
steel comp e52100 outer race member
Outer Member Outside Diameter
3.9367 inches minimum and 3.9375 inches maximum
Outer Member Width
1.8700 inches minimum and 1.8750 inches maximum
Special Features
outer race member fractured at two places and held together by snap ring
Style Designator
without insert or liner

Frequently Asked Questions

Find quick answers to common questions about bearing: 321581R91. Explore technical specifications, installation tips, maintenance guidelines, regulatory requirements, and troubleshooting advice.

What is the FSCG of the NSN 3120-00-451-9016?
The FSCG of the NSN 3120-00-451-9016 is 3120
Does the NSN 3120-00-451-9016 have a Schedule B code assigned?
Yes, the Schedule B code is 8482300040
Does NSN 3120-00-451-9016 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 3120-00-451-9016 contain precious materials?
Item does not contain precious metal.
Does NSN 3120-00-451-9016 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 3120-00-451-9016 was assigned to the Federal Catalog?
It was assigned 54 years ago, on Wed, Jun 2, 1971

Price & Availability

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