Model: 8121222-10

Self-aligning Plain Bearing

Special Features:

Internal, external groove 1ea

Properties:

Bore Diameter

Between 0.2495 inches and 0.2500 inches

Outer Member Outside Diameter

Between 0.6870 inches and 0.6875 inches

Outer Member Width

Between 0.2450 inches and 0.2550 inches

Inner Member Width

Between 0.3380 inches and 0.3430 inches

Lubrication Feature

Groove outer race member

Material

Copper alloy 642 outer race member

Material

Steel inner member

Material Specification

Mil-s-7420 military specification 2nd material response inner member

Material Specification

Qq-c-465 federal specification 1st material response outer race member

Surface Treatment

Chromium inner member

Surface Treatment

Cadmium outer race member

Surface Treatment Specification

Qq-c-320, class2, type1 federal specification 2nd treatment response inner member

Surface Treatment Specification

Qq-p-416, class2, type1 federal specification 1st treatment response outer race member

Style Designator

Without insert or liner

NSN

3120-01-128-8043

Part Number

8121222-10

Description

Bearing,plain,self-aligning

CAGE

98749

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.

Part 8121222-10 NSN 3120-01-128-8043

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

13208

FIIG:

A045A0

Concept No.:

App. Key:

Cond. Code:

Status:

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators

HMIC

PMIC

ESD/EMI

ENAC

MMAC

CRITL

HMIC:

PMIC:

ESD:

MMAC:

CRITL:

Freight Classification

NMFC

UFC

LTL

LCL

WCC

TCC

SHC

ACC

NMFC:

114850

UFC:

58880

LTL:

70.0

LCL:

WCC:

742

TCC:

SHC:

ACC:

Trailers/Vehicles

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Schedule B and Export

Schedule B: 8482300040
SITC: 74630
End Use: Industrial machines, other
NAICS: 332991
USDA: 1

Freight Class: Spherical roller bearings, single row