NSN 5985-00-454-6924 MDC9103620, MDC91036-20, A3242

Product Details | FIXED ATTENUATOR

5985-00-454-6924 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: MDC9103620, MDC91036-20, A3242, A-3242, ATT03892000002, ATT-0389-20-000-02, ATT038920NNN02, ATT-0389-20-NNN-02, ES813304, ES8133-04, GO03975, VA071665, VA-07-1665, VA071665001, VA-07-1665-001, 8491B0PT20, 8491B20, 8491B20DB, 91422295, 93459220, 93459-2-20, 18N20, 18N-20, 18N20436, 18N-20-436 , 220, 2-20 , 220N, 2-20N, 50HF020N, 50HF-020-N, 50MP20944, 50MP20-944, 572920, 5729-20, 5985-00-454-6924, 00-454-6924, 5985004546924, 004546924

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

Supply Group (FSG)	NSN Assign.	NIIN	Item Name Code (INC)
59	18 APR 1969	00-454-6924	14224 ( ATTENUATOR, FIXED )

Drawings & Photos | NSN 5985-00-454-6924

Part Number	Request Date	QTY	Origin
220	2025-11-328	425	United States
18N-20-436	2025-09-247	24	DIBBS
2-20	2025-09-247	24	DIBBS
50HF-020-N	2025-09-247	24	DIBBS
50MP20-944	2025-09-247	24	DIBBS
5729-20	2025-09-247	24	DIBBS
A-3242	2025-09-247	24	DIBBS
ATT-0389-20-NNN-02	2025-09-247	24	DIBBS
MDC91036-20	2025-09-247	24	DIBBS
18N-20-436	2025-02-49	9	DIBBS
2-20	2025-02-49	9	DIBBS
50HF-020-N	2025-02-49	9	DIBBS
50MP20-944	2025-02-49	9	DIBBS
5729-20	2025-02-49	9	DIBBS
A-3242	2025-02-49	9	DIBBS
ATT-0389-20-NNN-02	2025-02-49	9	DIBBS
MDC91036-20	2025-02-49	9	DIBBS
18N-20-436	2025-02-35	9	DIBBS
2-20	2025-02-35	9	DIBBS
50HF-020-N	2025-02-35	9	DIBBS
50MP20-944	2025-02-35	9	DIBBS
5729-20	2025-02-35	9	DIBBS
A-3242	2025-02-35	9	DIBBS
ATT-0389-20-NNN-02	2025-02-35	9	DIBBS
MDC91036-20	2025-02-35	9	DIBBS
18N-20-436	2024-07-204	9	DIBBS
2-20	2024-07-204	9	DIBBS
50HF-020-N	2024-07-204	9	DIBBS
50MP20-944	2024-07-204	9	DIBBS
5729-20	2024-07-204	9	DIBBS
A-3242	2024-07-204	9	DIBBS
ATT-0389-20-NNN-02	2024-07-204	9	DIBBS
MDC91036-20	2024-07-204	9	DIBBS
18N-20-436	2024-07-193	9	DIBBS
2-20	2024-07-193	9	DIBBS
50HF-020-N	2024-07-193	9	DIBBS
50MP20-944	2024-07-193	9	DIBBS
5729-20	2024-07-193	9	DIBBS
A-3242	2024-07-193	9	DIBBS
ATT-0389-20-NNN-02	2024-07-193	9	DIBBS
MDC91036-20	2024-07-193	9	DIBBS
18N-20-436	2022-03-83	34	DIBBS
2-20	2022-03-83	34	DIBBS
50HF-020-N	2022-03-83	34	DIBBS
50MP20-944	2022-03-83	34	DIBBS
5729-20	2022-03-83	34	DIBBS
A-3242	2022-03-83	34	DIBBS
ATT-0389-20-NNN-02	2022-03-83	34	DIBBS
MDC91036-20	2022-03-83	34	DIBBS
5985-00-454-6924	2018-03-88	57	DIBBS
5985-00-454-6924	2017-04-116	28	DIBBS
5985-00-454-6924	2015-05-124	1	DIBBS
5985-00-454-6924	2015-03-89	1	DIBBS
5985-00-454-6924	2015-03-71	1	DIBBS
5985-00-454-6924	2014-09-265	81	DIBBS
5985-00-454-6924	2014-06-152	37	DIBBS
5985-00-454-6924	2013-01-23	53	DIBBS
220	2012-11-310	27
5985-00-454-6924	2011-09-245	63	DIBBS
220	2010-10-287	20
220	2010-09-246	20	United States
220	2010-09-246	20	United States
220	2010-08-230	20	United States
5985-00-454-6924	2010-04-109	50	DIBBS
5985-00-454-6924	2010-04-100	46	DIBBS
5985-00-454-6924	2009-11-307	50	DIBBS
5985-00-454-6924	2009-06-167	60	DIBBS
5985-00-454-6924	2009-04-99	35	DIBBS
572920	2008-08-217	1	United States
5985-00-454-6924	2007-06-163	44	DIBBS
5985-00-454-6924	2006-05-136	77	DIBBS

Cross Reference | NSN 5985-00-454-6924

Part Number	Cage Code	Manufacturer
18N-20	64671	AEROFLEX / INMET, INC. DBA INMET
18N-20-436	64671	AEROFLEX / INMET, INC. DBA INMET
2-20	20418	DRS SUSTAINMENT SYSTEMS, INC. Use CAGE Code 98255 for cataloging
2-20	93459	AEROFLEX / WEINSCHEL, INC.
2-20	C1834	KONTRON AG
2-20	F9540	FRANCE AEROSPACE SARL
2-20N	93459	AEROFLEX / WEINSCHEL, INC.
50HF-020-N	61162	JFW INDUSTRIES INCORPORATED
50MP20-944	52750	ALAN INDUSTRIES INC
5729-20	93459	AEROFLEX / WEINSCHEL, INC.
8491B0PT20	1LQK8	KEYSIGHT TECHNOLOGIES, INC.
8491B0PT20	28480	HEWLETT-PACKARD COMPANY DBA HEWLETT-PACKARD CO. OR HP
8491B20	28480	HEWLETT-PACKARD COMPANY DBA HEWLETT-PACKARD CO. OR HP
8491B20DB	1LQK8	KEYSIGHT TECHNOLOGIES, INC.
8491B20DB	28480	HEWLETT-PACKARD COMPANY DBA HEWLETT-PACKARD CO. OR HP
91422295	D2416	THALES DEFENCE & SECURITY SYSTEMSGMBH
91422295	F6481	THALES SA
91422295	F8224	THALES AIR SYSTEMS SA
93459-2-20	93459	AEROFLEX / WEINSCHEL, INC.
A-3242	12598	R L C ELECTRONICS, INC.
ATT-0389-20-000-02	34078	EMERSON NETWORK POWER CONNECTIVITY SOLUTIONS, INC.
ATT-0389-20-NNN-02	34078	EMERSON NETWORK POWER CONNECTIVITY SOLUTIONS, INC.
ES8133-04	20418	DRS SUSTAINMENT SYSTEMS, INC. Use CAGE Code 98255 for cataloging
GO03975	K0426	DM SYSTEMS AND TEST LIMITED
MDC91036-20	52335	DAL-TECH DEVICES, INC. DBA MICROWAVE DISTRIBUTORS COMPANY
VA-07-1665	K0668	SELEX ES LTD DBA SELEX S & A S
VA-07-1665-001	K0668	SELEX ES LTD DBA SELEX S & A S

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Related Products | NSN 5985-00-454-6924

5985-00-454-6925, 5985-00-454-7397, 5985-00-454-8117, 5985-00-454-8693, 5985-00-454-8694

Technical Data | NSN 5985-00-454-6924

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	1.15 AND 1.20 AND 1.25 AND 1.40
VOLTAGE STANDING WAVE RATIO FREQUENCY RANGE	0.0 TO 4.0 GIGAHERTZ AND 4.0 TO 8.0 GIGAHERTZ AND 8.0 TO 12.4 GIGAHERTZ AND 12.4 TO 18.0 GIGAHERTZ
RF SIGNAL ATTENUATION IN DECIBELS	20.0
ATTENUATION ACCURACY IN DECIBELS	-0.50 TO 0.50
ATTENUATION ACCURACY REFERENCE FREQUENCY	18.0 GIGAHERTZ
FREQUENCY SENSITIVITY ATTENUATION IN DECIBELS	NOT RATED
POWER RATING	5.0 WATTS AVERAGE AND 1.0 KILOWATTS PEAK
OPERATING TEMP RANGE	-55.0 TO 125.0 DEG CELSIUS
TEMPERATURE SENSITIVITY ATTENUATION IN DECIBELS	NOT RATED
BODY STYLE	1B ROUND, TERMINAL/TERMINALS ON OPPOSITE SURFACES
OVERALL LENGTH	2.680 INCHES MAXIMUM
OVERALL DIAMETER	0.840 INCHES MAXIMUM
BODY MATERIAL	STEEL, STAINLESS
BODY SURFACE TREATMENT	PASSIVATED
TERMINAL TYPE AND QUANTITY	2 CONNECTOR
COAXIAL CONNECTOR SERIES DESIGNATION	N
CONNECTION TYPE PER FUNCTION	FEMALE INPUT AND MALE OUTPUT
MOUNTING METHOD	CONNECTOR
III UNPACKAGED UNIT WEIGHT	2.600 OUNCES
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 5985-00-454-6924

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:	Q	Strategic List Item (SLI). Demilitarization not required. SLI are non-MLI(Munitions List Items) controlled by the U.S. Dept. of Commerce through the Export Administration Regulations (EAR) and indicated on the Commerce Control List (CCL). Each CCL entry is preceded by a four-digit Export Control Commerce Control List Item (CCLI) – MUT to the point of scrap required outside the United States. Inside the United States, MUT is required when the DEMIL integrity code (IC) is “3” and MUT is not required when the DEMIL IC is “6.”
Controlled Inventory Item Code:	U	UNCLASSIFIED
Precious Metals Indicator Code:	G	Item contains gold
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
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 5985-00-454-6924

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
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