Ball Bearing Unit

1000R188-1

(NSN) National Stock Number

3130-00-108-0573

Federal Supply Classification

3130 Mounted Bearings

Item Name Code

30556

Schedule B Code

8482991050

Summary

2.7500 inches nominal bolt circle diameter, 0.5312 inches nominal flange thickness, 0.4531 inches nominal mounting hole diameter, 0.9375 inches nominal bore diameter, 1.0312 inches nominal housing length, 3.7500 inches nominal housing width

DAC	HCC	DMIL	RNCC
X	-	-	5

RNVC	SADC	MSDS	RNAAC
2	-	-	XX

Identification

An assembled unit, composed of a housing incorporating a single or multiple row ball bearing(s), designed to meet various or specific conditions of mounting.

INC	FIIG	Concept	Condition
30556	A093A0	-	1

Specifications

Bolt Circle Diameter

2.7500 inches nominal

Details

The length of a straight line which passes through the center of a bolt circle,and terminates at the circumference.

Flange Thickness

0.5312 inches nominal

Details

A measurement of the smallest dimension of a flange,in distinction from length or width.

Mounting Hole Diameter

0.4531 inches nominal

Details

The length of a straight line which passes through the center of a mounting hole,and terminates at the circumference.

Bore Diameter

0.9375 inches nominal

Details

The length of a straight line which passes through the center of a circular bore,and terminates at the circumference.

Housing Length

1.0312 inches nominal

Details

A measurement of the longest dimension of the housing,in distinction from width.

Housing Width

3.7500 inches nominal

Details

A measurement taken at right angles to the length of a housing,in distinction from thickness.

Lubrication Fitting Type

hydraulic

Details

Indicates the type of fitting used to lubricate the item.

Rolling Element Groove Quantity

Details

The number of grooves in which the rolling element rides.

Alignment Type

self-aligning

Details

Indicates the type of alignment utilized whereby the item will adjust axially for misalignment.

Internal Fit-Up Designation

standard

Details

The designation specifying the type of fit as recognized by industrial and governmental agencies.

Assembly Overall Length

1.4375 inches nominal

Details

The dimension measured along the longitudinal axis with terminated points at the extreme ends of the assembly.

Seal Type

labyrinth

Details

Indicates the type of seal included with the item.

Block Type

fixed

Details

Indicates the type of block.

Shaft End Type

open

Details

Indicates the type of shaft end provided.

Seal Location

both ends

Details

Indicates the location of the seal.

Load Capability Type

radial

Details

Indicates the type of load capability.

Features Provided

ground rolling element groove

Details

Those features,not otherwise specified,which may be required for proper functioning of the item.

Lubrication Fitting Angle From Horizontal Centerline

90.0 degrees nominal

Details

The angle of the lubrication fitting from the horizontal centerline of the item.

Rotating Element Locking Method

direct

Details

The means of locking the rotating element of the bearing to the shaft.

Mounting Hole Type

round, unthreaded

Details

Indicates the type of mounting hole(s) provided on the item.

Lubrication Material

grease

Details

The chemical compound or mechanical mixture properties with which the item is lubricated.

Material

iron cast housing

Details

The chemical compound or mechanical mixture properties of which the item is fabricated.

Material

steel and wool seal

Details

The chemical compound or mechanical mixture properties of which the item is fabricated.

Style Designator

flange block

Details

The style designation indicating the configuration that most nearly corresponds to the appearance of the item.

Master-Cross Reference List

Part	CAGE	DAC	HCC	RNCC	RNVC	MSDS	RNAAC
SF15	57448	X	-	5	9	-	XX
1000R1888-1	54X10	5	-	5	2	-	ZZ
5F15-16	71041	3	-	5	2	-	KZ
LB15-16	83299	3	-	5	2	-	KZ
RCJ15/16	21335	3	-	3	2	-	ZZ
FY15/16FM	52676	E	-	5	2	-	KZ
FYP15	52676	3	-	5	9	-	KZ
F215	82994	3	-	5	9	-	KZ
1000R1888-1	3B150	2	-	5	2	-	CX
1000R188-1	49956	X	-	5	9	-	XX

Material and Special Handling

Hazardous material, precious metals, criticality, and electrostatic discharge indicators.

HMIC	PMIC	ESD/EMI	Criticality
N	A	-	-

Freight

Universal / National Freight and Handling Information

UFC	HMC	LTL	LCL
58770	-	W	-

RVC	WCC	TCC	SHC
-	742	Z	9

Certified Supplier

Order with confidence. We are a valued certified supplier serving customers in the military and aerospace industries.

Genuine Manufacturers Parts
100% Product Inspection
7 Year Sales Record Retention
Fast On-Time Delivery
HAZMAT Certified
Global Shipping

Manufacturer

RAYTHEON COMPANY DIV LAND & AIR DEFENSE SYSTEMS

CAGE: 94404

PORTSMOUTH , RI , 02871-1037

UNITED STATES

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FAQs

Frequently asked questions for NSN 3130-00-108-0573

What is the NIIN of the NSN 3130-00-108-0573?

The National Item Identification Number (NIIN) of the NSN 3130-00-108-0573 is 00-108-0573

When the NSN 3130-00-108-0573 was assigned to the Federal Catalog?

It was assigned 61 years ago, on Tue, Jan 1, 1963

Does the NSN 3130-00-108-0573 contain any precious metals?

Does not contain precious metal

Does the NSN 3130-00-108-0573 contain any hazardous material?

No data in HMIRS

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