PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

768A-6Attenuator,fixed

Narda Holdings, Inc. Dba Narda-Miteq Div Narda-Miteq · NSN 5985-01-078-6821 · FSC 5985 · No Item Name Available
Verified by PartsTable
NSN 5985-01-078-6821 — this item is cataloged by the U.S. Government under National Stock Number 5985-01-078-6821. Primary manufacturer part number: 768A-6.
Features
  • Attenuator,fixed — FSC 5985
  • Power Rating: 20.0 WATTS AVERAGE20.0 WATTS AVERAGE
  • Overall Diameter: 1.500 INCHES NOMINAL1.500 INCHES NOMINAL IN
  • Connection Type Per Function: FEMALE INPUT AND FEMALE INPUT AND MALE OUTPUTMALE OUTPUT
  • Attenuation Accuracy in Decibels: -0.75 TO 0.75-0.75 TO 0.75
  • Material: COPPER ALLOY BODY
  • Frequency Range: 0.000 HERTZ MINIMUM AND 0.000 HERTZ MINIMUM AND 11.000 GIGAHERTZ MAXIMUM11.000 GIGAHERTZ MAXIMUM
  • Voltage Standing Wave Ratio Frequency Range: +0.0 TO 1.0 GIGAHERTZ AND +0.0 TO 1.0 GIGAHERTZ AND +1.0 TO 4.0 GIGAHERTZ AND +1.0 TO 4.0 GIGAHERTZ AND +4.0 TO 6.0 GIGAHERTZ AND +4.0 TO 6.0 GIGAHERTZ AND +6.0 TO 11.0 GIGAHERTZ+6.0 TO 11.0 GIGAHERTZ
Applications
  • Applications requiring Copper Alloy Body construction
General Description

The Attenuator,fixed, cataloged under National Stock Number 5985-01-078-6821, is classified within Federal Supply Class 5985 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Narda Holdings, Inc. Dba Narda-Miteq Div Narda-Miteq. Government technical data includes 19 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5985-01-078-6821
Primary Part Number768A-6
Item NameAttenuator,fixed
FSC / FSG5985 / 59 — No Item Name Available
ManufacturerNarda Holdings, Inc. Dba Narda-Miteq Div Narda-Miteq
StatusACTIVE
Power Rating20.0 WATTS AVERAGE20.0 WATTS AVERAGE
Overall Diameter1.500 INCHES NOMINAL1.500 INCHES NOMINAL IN
Connection Type Per FunctionFEMALE INPUT AND FEMALE INPUT AND MALE OUTPUTMALE OUTPUT
Attenuation Accuracy in Decibels-0.75 TO 0.75-0.75 TO 0.75
MaterialCOPPER ALLOY BODY
Frequency Range0.000 HERTZ MINIMUM AND 0.000 HERTZ MINIMUM AND 11.000 GIGAHERTZ MAXIMUM11.000 GIGAHERTZ MAXIMUM
Voltage Standing Wave Ratio Frequency Range+0.0 TO 1.0 GIGAHERTZ AND +0.0 TO 1.0 GIGAHERTZ AND +1.0 TO 4.0 GIGAHERTZ AND +1.0 TO 4.0 GIGAHERTZ AND +4.0 TO 6.0 GIGAHERTZ AND +4.0 TO 6.0 GIGAHERTZ AND +6.0 TO 11.0 GIGAHERTZ+6.0 TO 11.0 GIGAHERTZ
Mounting MethodCONNECTORCONNECTOR
Output Impedance Rating in Ohms50.050.0
Rf Signal Attenuation in Decibels6.06.0
Unpackaged Unit Weight5.600 OUNCES5.600 OUNCES OZ
FSC Application DataANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT
Body StyleROUND, TERMINAL/TERMINALS IN OPPOSITE SURFACEROUND, TERMINAL/TERMINALS IN OPPOSITE SURFACE
Terminal Type and Quantity2 CONNECTOR2 CONNECTOR
Input Impedance Rating in Ohms50.050.0
Attenuation Accuracy Reference Frequency11.0 GIGAHERTZ11.0 GIGAHERTZ
Coaxial Connector Series DesignationNN
Voltage Standing Wave Ratio1.10 AND 1.10 AND 1.15 AND 1.15 AND 1.20 AND 1.20 AND 1.301.30
Application DesignTRANSMISSION LINETRANSMISSION LINE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5945-00-114-98247686 INTERCHANGEABLE
Relay,thermal
Kurz & Root Generator Company, Llc
5940-00-223-529638ENSIGN7686 INTERCHANGEABLE
Post,binding,electrical
Eby Group, Llc, the Dba Eby Company Div Eby Company
2940-00-378-3061C133 INTERCHANGEABLE
Filter Element,fluid
Honeywell International Inc Dba Honeywell Div Consumer Products Group
3120-00-516-19327686 INTERCHANGEABLE
Bearing,sleeve
Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.
5340-00-598-00679975846-5 INTERCHANGEABLE
Clamp,loop
Us Army Aviation and Missile Command
4730-00-852-8758FIG1742-100 INTERCHANGEABLE
Union,pipe
Flagg Stanley G & Co Inc Dba Flagg Brass
5962-01-010-9189SN74273N INTERCHANGEABLE
Microcircuit,digital
Texas Instruments Incorporated
1630-01-159-728820436 INTERCHANGEABLE
Lens Hyd Reservoir
Lockheed Martin Corp
6515-01-238-8098204.036 INTERCHANGEABLE
Screw,bone
Depuy Synthes Sales Inc Dba Depuy Synthes Trauma Div Depuy Synthes Sales, Inc., D/b/a Depuy Synthes Trauma
5950-01-255-4250 INTERCHANGEABLE
Coil,electrical
Cross-Reference Index
Part NumberManufacturer
768A-6 PRIMARY Narda Holdings, Inc. Dba Narda-Miteq Div Narda-Miteq (USA)
MDC1102-6 Dal-Tech Devices, Inc. Dba Dal-Tech Devices Inc Div Dal-Tec Devices, Inc (USA)
768-6 Narda Holdings, Inc. Dba Narda-Miteq Div Narda-Miteq (USA)
MDC1102-6S Dal-Tech Devices, Inc. Dba Dal-Tech Devices Inc Div Dal-Tec Devices, Inc (USA)
2043-6 Spectrum Control, Inc. (USA)
Related Parts
5945-00-114-9824INTERCHANGEABLE
RELAY,THERMAL
7686
5940-00-223-5296INTERCHANGEABLE
POST,BINDING,ELECTRICAL
38ENSIGN7686
2940-00-378-3061INTERCHANGEABLE
FILTER ELEMENT,FLUID
C133
3120-00-516-1932INTERCHANGEABLE
BEARING,SLEEVE
7686
5340-00-598-0067INTERCHANGEABLE
CLAMP,LOOP
9975846-5
4730-00-852-8758INTERCHANGEABLE
UNION,PIPE
FIG1742-100
5962-01-010-9189INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
SN74273N
1630-01-159-7288INTERCHANGEABLE
LENS HYD RESERVOIR
20436
6515-01-238-8098INTERCHANGEABLE
SCREW,BONE
204.036
5950-01-255-4250INTERCHANGEABLE
COIL,ELECTRICAL
5962-01-287-4428INTERCHANGEABLE
MICROCIRCUIT,LINEAR
4820-01-296-2332INTERCHANGEABLE
VALVE,CHECK
20436

Frequently Asked Questions

What is NSN 5985-01-078-6821?

NSN 5985-01-078-6821 is a Attenuator,fixed, manufactured by Narda Holdings, Inc. Dba Narda-Miteq Div Narda-Miteq, classified under FSC 5985 (No Item Name Available). Status: active.

What are the part numbers for NSN 5985-01-078-6821?

NSN 5985-01-078-6821 has 5 cross-referenced part numbers: 768A-6 (Narda Holdings, Inc. Dba Narda-Miteq Div Narda-Miteq), MDC1102-6 (Dal-Tech Devices, Inc. Dba Dal-Tech Devices Inc Div Dal-Tec Devices, Inc), 768-6 (Narda Holdings, Inc. Dba Narda-Miteq Div Narda-Miteq), MDC1102-6S (Dal-Tech Devices, Inc. Dba Dal-Tech Devices Inc Div Dal-Tec Devices, Inc), 2043-6 (Spectrum Control, Inc.).

What NSN replaces 5985-01-078-6821?

There are 12 known substitutes for 5985-01-078-6821: 5945-00-114-9824, 5940-00-223-5296, 2940-00-378-3061 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 768A-6?

Key specifications for 768A-6: Power Rating: 20.0 WATTS AVERAGE20.0 WATTS AVERAGE; Overall Diameter: 1.500 INCHES NOMINAL1.500 INCHES NOMINAL IN; Overall Length: 3.125 INCHES NOMINAL3.125 INCHES NOMINAL IN; Connection Type Per Function: FEMALE INPUT AND FEMALE INPUT AND MALE OUTPUTMALE OUTPUT. 20 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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