Model: 155D251

Cylindrical Roller Bearing

Special Features:

Same serial n0. Permanently marked on all bearing elements

Properties:

Overall Width

1.4961 inches

Bore Diameter

3.7375 inches

Overall Outside Diameter

7.4803 inches

Surface Finish

Ground

Retainer Fabrication Method

Machined

Bore Shape

Straight

Locating Feature

One direction

Internal Clearance

0.0023 inches radial and 0.0037 inches radial

Standard Tolerance Designation

Rbec no.1

Style Designator

252f single row, one-direction locating, one lip inner ring, two lip outer ring, separable

NSN

3110-00-932-5189

Part Number

155D251

Description

Bearing,roller,cylindrical

CAGE

0AHP5

A nonadjustable roller bearing consisting of a single or multiple-row of hardened cylindrical rollers and a retainer used with or without inner or oute r rings. Excludes bearing, roller, airframe.

Part 155D251 NSN 3110-00-932-5189

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

00015

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:

20.0000lbs

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:

77.5

WCC:

742

TCC:

SHC:

ACC:

Trailers/Vehicles

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Schedule B and Export

Schedule B: 8482500000
SITC: 74650
End Use: Industrial machines, other
NAICS: 332991
USDA: 1

Freight Class: Other cylindrical roller bearings