NSN 5985-00-455-4487 MDC891583, MDC89158-3, A3252

Product Details | FIXED ATTENUATOR

5985-00-455-4487 A device for reducing the strength of an alternating current signal by a fixed or predetermined amount, without causing appreciable signal distortion, by maintaining correct impedance match.

Part Alternates: MDC891583, MDC89158-3, A3252, A-3252, ATT021903NNN02, ATT-0219-03-NNN-02 , CN1285U, 8491B003, 8491B-003, 8491B0PT03, 8491B3DB, 91382739, 91389257, 99345923, 993459-2-3, 18N03, 18N-03 , 192393, 192-393, 19577233001, 1957723-300-1, 2193, 219-3, 23, 2-3, 38903, 389-03, 3893, 389-3, 50MP3695, 50MP3-695, 5370139, 537013-9, 5985-00-455-4487, 00-455-4487, 5985004554487, 004554487

Electrical and Electronic Equipment Components | Antennas, Waveguides, and Related Equipment

Supply Group (FSG)	NSN Assign.	NIIN	Item Name Code (INC)
59	25 APR 1969	00-455-4487	14224 ( ATTENUATOR, FIXED )

Drawings & Photos | NSN 5985-00-455-4487

Part Number	Request Date	QTY	Origin
18N-03	2025-10-289	78	DIBBS
2-3	2025-10-289	78	DIBBS
50MP3-695	2025-10-289	78	DIBBS
537013-9	2025-10-289	78	DIBBS
8491B-003	2025-10-289	78	DIBBS
8491B3DB	2025-10-289	78	DIBBS
A-3252	2025-10-289	78	DIBBS
ATT-0219-03-NNN-02	2025-10-289	78	DIBBS
MDC89158-3	2025-10-289	78	DIBBS
5985-00-455-4487	2015-12-348	1	DIBBS-RFPs
5985-00-455-4487	2015-08-217	3	DIBBS
5985-00-455-4487	2015-04-119	277	DIBBS
5985-00-455-4487	2015-03-89	1	DIBBS
5985-00-455-4487	2015-03-61	90	DIBBS
5985-00-455-4487	2014-07-183	54	DIBBS
5985-00-455-4487	2012-08-240	38	DIBBS
5985-00-455-4487	2012-08-226	61	DIBBS
5985-00-455-4487	2011-08-221	55	DIBBS
5985-00-455-4487	2009-12-362	63	DIBBS
5985-00-455-4487	2008-11-318	52	DIBBS
MDC891583	2008-11-316	20	us
5985-00-455-4487	2008-09-260	20	DIBBS
5985-00-455-4487	2008-09-253	18	DIBBS
5985-00-455-4487	2008-03-63	52	DIBBS
5985-00-455-4487	2007-01-26	43	DIBBS

Cross Reference | NSN 5985-00-455-4487

Part Number	Cage Code	Manufacturer
18N-03	64671	AEROFLEX / INMET, INC. DBA INMET
192-393	90073	CMC ELECTRONICS INC
1957723-300-1	03640	LOCKHEED MARTIN CORPORATION DBA LOCKHEED MARTIN
2-3	93459	AEROFLEX / WEINSCHEL, INC.
2-3	F9540	FRANCE AEROSPACE SARL
219-3	34078	EMERSON NETWORK POWER CONNECTIVITY SOLUTIONS, INC.
389-03	34078	EMERSON NETWORK POWER CONNECTIVITY SOLUTIONS, INC.
389-3	34078	EMERSON NETWORK POWER CONNECTIVITY SOLUTIONS, INC.
50MP3-695	52750	ALAN INDUSTRIES INC
537013-9	96214	RAYTHEON COMPANY DBA RAYTHEON
8491B-003	1LQK8	KEYSIGHT TECHNOLOGIES, INC.
8491B003	28480	HEWLETT-PACKARD COMPANY DBA HEWLETT-PACKARD CO. OR HP
8491B0PT03	28480	HEWLETT-PACKARD COMPANY DBA HEWLETT-PACKARD CO. OR HP
8491B3DB	1LQK8	KEYSIGHT TECHNOLOGIES, INC.
8491B3DB	28480	HEWLETT-PACKARD COMPANY DBA HEWLETT-PACKARD CO. OR HP
91382739	F6481	THALES SA
91389257	D2416	THALES DEFENCE & SECURITY SYSTEMSGMBH
91389257	F6481	THALES SA
993459-2-3	99657	MAROTTA CONTROLS, INC.
A-3252	02978	L-3 COMMUNICATIONS CORPORATION DBA COMBAT PROPULSION SYSTEMS
A-3252	R1120	SATAIR A/S
ATT-0219-03-NNN-02	34078	EMERSON NETWORK POWER CONNECTIVITY SOLUTIONS, INC.
CN1285U	80058	JOINT ELECTRONICS TYPE DESIGNATION SYSTEM
MDC89158-3	52335	DAL-TECH DEVICES, INC. DBA MICROWAVE DISTRIBUTORS COMPANY

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Related Products | NSN 5985-00-455-4487

5985-00-455-7275, 5985-00-455-7311, 5985-00-455-7312, 5985-00-455-8053, 5985-00-455-8242

Technical Data | NSN 5985-00-455-4487

Characteristic	Specifications
APPLICATION DESIGN	TRANSMISSION LINE
INPUT IMPEDANCE RATING IN OHMS	50.0
OUTPUT IMPEDANCE RATING IN OHMS	50.0
FREQUENCY RANGE	0.000 HERTZ MINIMUM AND 18.000 GIGAHERTZ MAXIMUM
VOLTAGE STANDING WAVE RATIO	1.20 AND 1.30 AND 1.50
VOLTAGE STANDING WAVE RATIO FREQUENCY RANGE	0.0 TO 8.0 GIGAHERTZ AND 8.0 TO 12.4 GIGAHERTZ AND 12.4 TO 18.0 GIGAHERTZ
RF SIGNAL ATTENUATION IN DECIBELS	3.0
ATTENUATION ACCURACY IN DECIBELS	-0.30 TO 0.30
ATTENUATION ACCURACY REFERENCE FREQUENCY	18.0 GIGAHERTZ
POWER RATING	2.0 WATTS AVERAGE AND 100.0 WATTS PEAK
BODY STYLE	1B ROUND, TERMINAL/TERMINALS ON OPPOSITE SURFACES
OVERALL LENGTH	2.438 INCHES NOMINAL
OVERALL DIAMETER	0.812 INCHES NOMINAL
BODY MATERIAL	STEEL, STAINLESS
BODY SURFACE TREATMENT	PASSIVATED
TERMINAL TYPE AND QUANTITY	2 CONNECTOR
COAXIAL CONNECTOR SERIES DESIGNATION	N
CONNECTION TYPE PER FUNCTION	MALE INPUT AND FEMALE OUTPUT
MOUNTING METHOD	CONNECTOR
SPECIAL FEATURES	WEAPON SYSTEM ESSENTIAL
CRITICALITY CODE JUSTIFICATION	FEAT
III UNPACKAGED UNIT WEIGHT	2.600 OUNCES
III END ITEM IDENTIFICATION	VIRGINIA CLASS CGN (41); LOW ALTITUDE NAVIGATION & TARGETING INFRARED SYSTEM (LANTIRN); STURGEON CLASS SSN (637); SUPPORT EQUIPMENT, B-52 AIRCRAFT; ENGINE, AIRCRAFT, F100-PW-200 (F-16A/B/C/D); DEEP SUBMERGENCE SYSTEMS PROGRAMS (DSSP); HELICOPTER, CARRIER BASED ASW, SH-60F; TICONDEROGA CLASS CG (47); COUNTERMEASURE SET, AN/SLQ-32
III PRECIOUS MATERIAL	GOLD
III PRECIOUS MATERIAL AND LOCATION	CONTACT SURFACES GOLD
III FSC APPLICATION DATA	ANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT

Restrictions/Controls & Freight Information | NSN 5985-00-455-4487

Restrictions
Freight

Category	Code	Description
Shelf-Life Code:	0	Nondeteriorative
Hazardous Material Indicator Code	P	There is no information in the HMIS; however, the NSN is in an FSC in Table II of Federal Standard 313 and an MSDS may be required by the user. The requirement for an MSDS is dependent on a hazard determination of the supplier or the intended end use of the product
Demilitarization Code:	A	Non-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Controlled Inventory Item Code:	U	UNCLASSIFIED
Precious Metals Indicator Code:	G	Item contains gold
Criticality Code:	Y	The item does not have a nuclear hardened feature but does have other critical feature(s) 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
NMF Description	060535	AERIAL/ANTENNAS DIRECTIONAL
Less than car load rating
Less than truck load rating	W	Rating Variable
Water commodity Code	723	unknown
Originating Activity Code	TX	Defense Supply Center Columbus Columbus, OH 43218
Air Dimension Code	A	Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity	H	Signal Corps supplies and equipment, including radio equipment and supplies, communications equipment and supplies, electrical equipment and supplies, etc.
Air Special Handling	Z	No special handling required.
Special Handling Code	9	unknonwn
HAZMAT
Type of Cargo	Z	No special type of cargo code applicable

Management | NSN 5985-00-455-4487

Category	Code	Description
Materiel Category and Inventory Manager	Q	Electronics Materiel (DLA/GSA Items)
Appropriation and Budget Activity	2	Stock Fund Secondary Items
Management Inventory Segment	2	NONREPARABLE ITEMS (Exclusive of Insurance and Provisioning Items). This code will be used to identify items which are not reparable.
Specific Group/Generic Code	0	Medical Materiel
Weapons Systems/End Item or Homogeneous Group	00	DLA/GSA-Managed Items that cannot be identified to a specific Army Weapons Systems/End Item
Accounting Requirements Code	X	Expendable item. An item of Army property coded with an ARC of ?X? in the AMDF. Expendable items require no formal accountability after issue from a stock record account. Commercial and fabricated items similar to items coded ?X? in the AMDF are considered expendable items.
Source of Supply	SMS	Defense Logistics Agency Enterprise Business Systems
Agency	DA	Department of the Army
Service Organization	A	U.S. Army
Reparability	Z	This is a nonreparable item. If condemned or economically unserviceable, then dispose at the level authorized replace the item.
Acquisition Advice Codes	D	DoD INTEGRATED MATERIEL-MANAGED, STOCKED, AND ISSUED # Issue, transfer, or shipment is not subject to specialized controls other than those imposed by the Integrated Materiel Manager/Service supply policy. 1. The item is centrally managed, stocked, and issued. 2. Requisitions must contain the fund citation required to acquire the item. Requisitions will be submitted in accordance with Integrated Materiel Manager(IMM)/Service requisitioning procedures.
Controlled Item Code	U	UNCLASSIFIED
Shelf Life Code	0	Nondeteriorative
Purchasing	QTY UOM	1 EA : Each

Category	Code	Description
Budget Code	9	General Support DIV57X4921.070:Air Force decentrally managed expense items (ERRC XB3, XF-3) with a unit cost of less than $250,000 that are requisitioned/procured at base (retail) level from DLA, GSA, Army, Navy, Depot Maintenance Service, Air Force Industrial Fund (AFMC), local manufacture and commercial vendors.
Materiel Management Aggregation Code	EH	SX:ELECTRONIC COMPONENTS
Price Validation	N	The current standard price in Catalog Management Data (CMD) has not analyzed or coded for LP/LM. The price has not been analyzed or reviewed for accuracy. ZOP or Standard price challenges are permissible, but must be supported with adequate justification. However, if coded for Local Purchase (LP) or Fabrication/Manufacture as indicated with an (LM) Acquisition Advice Code of ?L? or?F?,the case must be evaluated locally where purchased or fabricated.
Fund Code	SF	Stock fund applicable to items managed for the Air Force by the respective Inventory Control Point.
Source of Supply	SMS	Defense Logistics Agency Enterprise Business Systems
Agency	DF	Department of the Air Force
Service Organization	F	U.S. Air Force
Reparability	N	Stock Fund (except Munitions)
Acquisition Advice Codes	D	DoD INTEGRATED MATERIEL-MANAGED, STOCKED, AND ISSUED # Issue, transfer, or shipment is not subject to specialized controls other than those imposed by the Integrated Materiel Manager/Service supply policy. 1. The item is centrally managed, stocked, and issued. 2. Requisitions must contain the fund citation required to acquire the item. Requisitions will be submitted in accordance with Integrated Materiel Manager(IMM)/Service requisitioning procedures.
Controlled Item Code	U	UNCLASSIFIED
Shelf Life Code	0	Nondeteriorative
Purchasing	QTY UOM	1 EA : Each

Category	Code	Description
Stores Account Code	1	Marine Corps Stock Fund Account Item.
Combat Essentiality Code	2	Non-Critical Repair Part. Repair parts or major components whose failure in an end item will not render the end item inoperative or reduce its effectiveness below the minimum acceptable level of efficiency, and which do not fit the definition of Code 3 or 4 items.
Materiel Management Code	B	All CommoditiesDefense Logistics Agency, (DLA,)
Echelon Management Code	2	ICP/DSSC Marine Corps-managed Recoverability Code D items and Defense Logistics Agency (DLA)/TACOM/GSA) items which the integrated manager has not decontrolled.
Operational Test Code	3	All items requiring calibration. Items may be technical or non-technical in nature, (i.e., electronic test equipment, meters, gauges, torque wrenches, etc.) All OTC 3 items require established calibration procedures.BLANK
Physical Category Code	1	Bin
Source of Supply	SMS	Defense Logistics Agency Enterprise Business Systems
Agency	DM	U.S. Marine Corps
Service Organization	M	U.S. Marine Corps
Reparability	Z	Nonreparable item. When unserviceable, condemn and dispose at the level indicated by the first digit of the maintenance code.
Acquisition Advice Codes	D	DoD INTEGRATED MATERIEL-MANAGED, STOCKED, AND ISSUED # Issue, transfer, or shipment is not subject to specialized controls other than those imposed by the Integrated Materiel Manager/Service supply policy. 1. The item is centrally managed, stocked, and issued. 2. Requisitions must contain the fund citation required to acquire the item. Requisitions will be submitted in accordance with Integrated Materiel Manager(IMM)/Service requisitioning procedures.
Controlled Item Code	U	UNCLASSIFIED
Shelf Life Code	0	Nondeteriorative
Purchasing	QTY UOM	1 EA : Each

Category	Code	Description
Cognizance Codes	9B	Navy-owned stocks of DLA material Naval Inventory Control Point, Mechanicsburg
Source of Supply	SMS	Defense Logistics Agency Enterprise Business Systems
Agency	DN	Department of the Navy
Service Organization	N	U.S. Navy
Acquisition Advice Codes	D	DoD INTEGRATED MATERIEL-MANAGED, STOCKED, AND ISSUED # Issue, transfer, or shipment is not subject to specialized controls other than those imposed by the Integrated Materiel Manager/Service supply policy. 1. The item is centrally managed, stocked, and issued. 2. Requisitions must contain the fund citation required to acquire the item. Requisitions will be submitted in accordance with Integrated Materiel Manager(IMM)/Service requisitioning procedures.
Controlled Item Code	U	UNCLASSIFIED
Shelf Life Code	0	Nondeteriorative
Purchasing	QTY UOM	1 EA : Each