NSN 4920-00-420-6309 284M, 284-M, 716240

4920-00-420-6309

Part Alternates: 284M, 284-M, 716240, 71-6240, 4920-00-420-6309, 00-420-6309, 4920004206309, 004206309

Supply Group (FSG)	NSN Assign.	NIIN	Item Name Code (INC)
49	07 MAR 1969	00-420-6309	77777 ( )

Part Number	Request Date	QTY	Origin	SBA
284M	2012-03-70	60

Part Number	Cage Code	Manufacturer
284-M	09201	BRUNSON INSTRUMENT COMPANY INC
71-6240	66796	BRUNSON INSTRUMENT COMPANY

Thank you very much for the excellent service and professional customer care.

Ernie G. Honeywell

The service was excellent. I can think of no improvements to date that you can make regarding internet sales.

John L. Raytheon

The representative for WBParts was efficient & handled our request in a timely & professional manner.

Karen G. General Dynamics

Tried two other sources, neither of them responded, was all done online, never spoke to anyone.

Rex S. US Airforce

The response is quick and the price is often very good. We are completely satisfied.

Patricia S. NASA

NSNs for Compare ( up to 4 ): Add 4920-00-420-6309

Compare

4920-00-420-6310, 4920-00-420-6311, 4920-00-420-6312, 4920-00-420-6313, 4920-00-420-6318

Characteristic	Specifications
SURFACE TREATMENT	ANODIZE
OVERALL DIAMETER	5.000 INCHES NOMINAL
GENERAL CHARACTERISTICS ITEM DESCRIPTION	COATED GLASS MIRROR WITH MULTIPLE FILAR/BI-FILAR TARGET IN HARDWOOD CASE; MIRROR MOUNTING PLATE HAS FOUR FINE-THREADED DISPLACEMENT SCREW KNOBS, TWO OPPOSING IN EACH DIRECTION WITH A RANGE OF APPROX. 3/8 IN; ANGULAR MOTION IS CONTROLLED BY 3 ADJUSTING SCREWS 120 DEGREES APART
III UNPACKAGED UNIT WEIGHT	6.000 POUNDS
III FUNCTIONAL DESCRIPTION	ESTABLISHES THE AXIS OF ROTATION OF SHAFTS AND SPINDLES. BY ESTABLISHING THE AXIS OF ROTATION, THE ALIGNMENT OF ONE ROTATING ELEMENT TO ANOTHER CAN BE MADE WITH A HIGH DEGREE OF PRECISION

Category	Code	Description
Shelf-Life Code:	0	Nondeteriorative
Hazardous Material Indicator Code	N	There is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:	B	Munitions List Item - Mutilation (MUT) to the point of scrap required. (Formerly: Demilitarization not required. Trade Security Controls (TSCs) required at disposition.)
Controlled Inventory Item Code:	U	UNCLASSIFIED
Precious Metals Indicator Code:	U	Precious metal type is unknown
Criticality Code:	X	The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Automatic Data Processing Equipment:	0	Represents items with no ADP components. NOTE: Codes 1 through 6 are only to be used when the item is Automatic Data Processing Equipment (ADPE) in its entirety and is limited to the type meeting only one of the definitions for codes 1 through 6. (See code 9)

Category	Code	Description
No Freight Information

Category	Code	Description
Cognizance Codes	7H	Depot level reparable shipboard and base equipment, assemblies, components and repair parts related to Naval Sea Systems Command equipment Naval Inventory Control Point, Mechanicsburg
Special Material Content	9	Non-Hazardous or Non-Sensitive Item, does not require hazardous or special handling, packaging or precautions
Source of Supply	NRP	NAVICP-ERP 700 Robbins Avenue Philadelphia, PA 19111-5098
Agency	DN	Department of the Navy
Service Organization	L	Lead Service - 22 (Repairable)
Reparability	H	Depot Level Reparable
Acquisition Advice Codes	J	NOT STOCKED, CENTRALLY PROCURED # (NON-STOCKED ITEMS) IMM/Service centrally managed but not stocked item. Procurement will be initiated only after receipt of a requisition.
Controlled Item Code	U	UNCLASSIFIED
Shelf Life Code	0	Nondeteriorative