Model: U312

Annular Ball Bearing

Properties:

Overall Width

12.0 millimeters

Bore Diameter

12.00 millimeters

Overall Outside Diameter

37.00 millimeters

Surface Finish

Ground

Retainer Fabrication Method

Pressed

Alignment Type

Self-aligning

Load Direction

Angular

Bore Shape

Straight

Internal Fit-up Designation

Standard

Internal Fit-up Contact Angular Direction

Inward convergent

Self-alignment Location

Internal

Standard Tolerance Designation

Abec no.1

Material

Steel

Style Designator

Non-separable

Nondefinitive Specification/std Data

123 type and 00 grade

NSN

3110-00-156-5019

Part Number

U312

Description

Bearing,ball,annular

CAGE

43991

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 U312 NSN 3110-00-156-5019

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:

Freight Classification

NMFC

UFC

LTL

LCL

WCC

TCC

SHC

ACC

NMFC:

114820

UFC:

58860

LTL:

77.5

LCL:

77.5

WCC:

742

TCC:

SHC:

ACC:

Trailers/Vehicles

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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