Model: 66650-2

Bearing Unit Housing

Special Features:

Bore is counterbore to 3.374 in. Nom dia; 6 additional holes 0.687 in. Nom diameter equally spaced

Properties:

Counterbore Diameter

1.0930 inches

Counterbore Depth

0.3125 inches

Bolt Circle Diameter

5.3750 inches

Flange Thickness

0.3750 inches

Mounting Hole Diameter

Between 0.8110 inches and 0.8220 inches

Bore Diameter

2.3750 inches

Overall Outside Diameter

6.6250 inches

Housing Diameter

4.1250 inches

Housing Length

4.5000 inches

Shaft End Type

Open

Mounting Hole Type

Round, unthreaded, counterbored

Material

Steel comp 4130 or steel comp 4140

Material Specification

Aisi assn standard single material response or astm a322 assn standard single material response

Surface Treatment

Paint excluding bore or aperture

Surface Treatment Specification

Ef108, cagec 82340 mfr ref single treatment response excluding bore or aperture

Style Designator

Flange block

NSN

3130-01-308-1507

Part Number

66650-2

Description

Housing,bearing Unit

CAGE

82340

A single or multiple piece item without ball, plain or roller bearing(s). It is designed to meet various or specific conditions of mounting. For items with bearings, see bearing unit, ball; bearing unit, plain; and bearing unit, roller.

Part 66650-2 NSN 3130-01-308-1507

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

30559

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:

Packaging & Shipping

Est. Pack Size

Est. Pack Weight

Est. Item Weight

Est. Item Dim.

Pack Size:

Paclk Weight:

12.0000lbs

Item Weight:

Item Dim:

OPI

SPI No.

SPI Rev.

SPC Mkg.

LVL A

LVL B

OPI:

SPI No.:

SPI Rev.:

SPC Mkg:

LVL_A:

LVL_B:

Freight Classification

NMFC

UFC

LTL

LCL

WCC

TCC

SHC

ACC

NMFC:

114820

UFC:

58860

LTL:

77.5

LCL:

WCC:

742

TCC:

SHC:

ACC:

Trailers/Vehicles

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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)