Model: 554178A

Thrust Ball Bearing

Special Features:

Bearing type is matched assembly., split inner ring, one piece machined cage riding id of outer ring shoulders. Balls and cage need not be separable from outer ring; ball dia. Is 0.3125 in.; number of balls 15; outside dia. Is 2.5588 in. Min., 2.5591 in. Max.; height is 0.5068 in. Min., 0.5118 in. Max.; both inner rings have4 slots each, equally spaced, measuring 0.3000 in. Min., 0.3800 in. Max.; item is used on f110ge129 engine

Properties:

Surface Finish

Ground

Thrust Directional Capability Designation

Double

Standard Tolerance Designation

Abec no.5

Material

Steel

Material Specification

Ams 6491 assn standard single material response

NSN

3110-01-308-6087

Part Number

554178A

Description

Bearing,ball,thrust

CAGE

D2456

An antifriction bearing having a ball rolling element, designed to resist axial thrust, or to support an axial load. Excludes bearing, ball, pivot.

Part 554178A NSN 3110-01-308-6087

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

00019

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:

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: 8482105008
SITC: 74610
End Use: Industrial machines, other
NAICS: 332991
USDA: 1

Freight Class: Thrust ball bearings