Model: 12247

Ball Bearing Unit

Properties:

Bolt Circle Diameter

2.8120 inches

Flange Thickness

Between 0.1420 inches and 0.1800 inches

Bore Diameter

Between 1.0000 inches and 1.0005 inches

Overall Outside Diameter

3.5620 inches

Housing Height

3.0000 inches

Housing Length

0.7640 inches

Mounting Hole Width

Between 0.3390 inches and 0.3490 inches

Rolling Element Groove Quantity

Alignment Type

Self-aligning

Internal Fit-up Designation

Standard

Assemblylength

0.7640 inches

Block Type

Fixed

Shaft End Type

Open

Load Capability Type

Radial and thrust

Height From Bottom Of Base To Bore Centerline

1.3100 inches

Features Provided

Ground rolling element groove

Rotating Element Locking Method

Straight sleeve

Mounting Hole Type

Square

Material

Steel

Style Designator

Flange block

NSN

3130-01-098-3282

Part Number

12247

Description

Bearing Unit,ball

CAGE

21335

An assembled unit, composed of a housing incorporating a single or multiple row ball bearing(s), designed to meet various or specific conditions of mounting.

Part 12247 NSN 3130-01-098-3282

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

30556

FIIG:

A093A0

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:

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Schedule B and Export

Schedule B: 8482991050
SITC: 74699
End Use: Industrial machines, other
NAICS: 332991
USDA: 1

Freight Class: Parts, except inner and outer races, for ball bearings, (including ball bearings with integral shafts)