Model: MKX4012X-48-3/20G21/25

Annular Ball Bearing

Properties:

Overall Width

Between 0.1356 inches and 0.1406 inches

Bore Diameter

Between 0.1248 inches and 0.1250 inches

Lubrication Material

Grease

Flange Outside Diameter

Between 0.4170 inches and 0.4220 inches

Flange Width

Between 0.0290 inches and 0.0310 inches

Outer Ring Outside Diameter

Between 0.3747 inches and 0.3750 inches

Surface Finish

Ground

Load Direction

Radial

Bore Shape

Straight

Lubrication Material Specification

Mil-g-23827 military specification single material response

Material

Steel comp 440c

Material Specification

Qq-s-763 federal specification single material response

Style Designator

Non-loading groove, non-separable

Fsc Application Data

6615-01-225-8241

NSN

3110-01-234-3839

Part Number

MKX4012X-48-3/20G21/25

Description

Bearing,ball,annular

CAGE

59750

A cylindrical device in which the inner or outer ring turns upon a single or double row of hardened balls which roll easily between the two rings, thus minimizing friction. For items with faces specially ground for duplex mounting see bearing, ball, duplex. Excludes bearing, ball, airframe.

Part MKX4012X-48-3/20G21/25 NSN 3110-01-234-3839

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

00014

FIIG:

A044A0

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:

0.1000lbs

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:

Equipment for Aircraft

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Schedule B and Export

Schedule B: 8482105028
SITC: 74610
End Use: Industrial machines, other
NAICS: 332991
USDA: 1

Freight Class: Angular contact ball bearings, nesoi