Model: A18870-1

Tapered Roller Bearing

Properties:

Overall Width

Between 1.0000 inches and 1.00080 inches

Bore Diameter

Between 3.2500 inches and 3.2505 inches

Overall Outside Diameter

Between 4.9375 inches and 4.9385 inches

Backface Corner Radius

Between 0.0600 inches and 0.0750 inches

Standout Width

0.2187 inches

Cone Corner Radius

Between 0.1400 inches and 0.1550 inches

Cone Width

1.0000 inches

Cup Width

0.7813 inches

Standard Tolerance Designation

Afbma class 2

Material

Steel

Style Designator

Straight bore, steep angle

NSN

3110-00-983-9681

Part Number

A18870-1

Description

Bearing,roller,tapered

CAGE

46717

A cylindrical device in which the inner cone or outer cup turns upon a single or double row of tapered hardened rollers which roll easily in a race, thus minimizing friction and designed to carry a radial load and capable of sustaining axial thrust. Excludes bearing, roller, thrust.

Part A18870-1 NSN 3110-00-983-9681

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

00021

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:

2.6000lbs

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: 8482200030
SITC: 74620
End Use: Industrial machines, other
NAICS: 332991
USDA: 1

Freight Class: Tapered roller bearings, cup and cone assemblies entered as a set, wheel hub units, other than flanged