PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

757C-3Attenuator,fixed

Narda Holdings, Inc. Dba Narda-Miteq Div Narda-Miteq · NSN 5985-00-222-0465 · FSC 5985 · No Item Name Available
Verified by PartsTable
NSN 5985-00-222-0465 — this item is cataloged by the U.S. Government under National Stock Number 5985-00-222-0465. Primary manufacturer part number: 757C-3.
Features
  • Attenuator,fixed — FSC 5985
  • Material: STEEL CORROSION RESISTING BODY
  • FSC Application Data: ANTENNAS,WABVEGUIDES,AND RELATED EQUIPMENT
  • Frequency Range: 0.000 HERTZ MINIMUM AND 12.400 GIGAHERTZ MAXIMUM
  • Overall Diameter: 0.812 INCHES MAXIMUM IN
  • Attenuation Accuracy in Decibels: -0.30 TO 0.30
  • Connection Type Per Function: FEMALE INPUT AND MALE OUTPUT
  • Coaxial Connector Series Designation: N
Applications
  • Applications requiring Steel Corrosion Resisting Body construction
General Description

The Attenuator,fixed, cataloged under National Stock Number 5985-00-222-0465, 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 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 13 commercial cross-references from 10 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5985-00-222-0465
Primary Part Number757C-3
Item NameAttenuator,fixed
FSC / FSG5985 / 59 — No Item Name Available
ManufacturerNarda Holdings, Inc. Dba Narda-Miteq Div Narda-Miteq
StatusCANCELLED
MaterialSTEEL CORROSION RESISTING BODY
FSC Application DataANTENNAS,WABVEGUIDES,AND RELATED EQUIPMENT
Frequency Range0.000 HERTZ MINIMUM AND 12.400 GIGAHERTZ MAXIMUM
Overall Diameter0.812 INCHES MAXIMUM IN
Attenuation Accuracy in Decibels-0.30 TO 0.30
Connection Type Per FunctionFEMALE INPUT AND MALE OUTPUT
Coaxial Connector Series DesignationN
Mounting MethodCONNECTOR
Output Impedance Rating in Ohms50.0
Body StyleROUND, TERMINAL/TERMINALS IN OPPOSITE SURFACE
Rf Signal Attenuation in Decibels3.0
Input Impedance Rating in Ohms50.0
Voltage Standing Wave Ratio1.20 AND 1.25
Power Rating2.0 WATTS AVERAGE AND 300.0 WATTS PEAK
Voltage Standing Wave Ratio Frequency Range+0.0 TO 6.0 GIGAHERTZ AND +6.0 TO 12.4 GIGAHERTZ
Unpackaged Unit Weight2.400 OUNCES OZ
Terminal Type and Quantity2 CONNECTOR
Application DesignTRANSMISSION LINE
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5950-00-031-73227573 INTERCHANGEABLE
Coil,electrical
Te Connectivity Corporation
4730-00-036-255221856-2 PC 9T017 INTERCHANGEABLE
Thermostatic Elemen
Evans Hunt Co Inc
5977-00-090-17602183 INTERCHANGEABLE
Brush,electrical Contact
Meggitt (new Hampshire), Inc
3040-00-148-2073CS4320-0001 INTERCHANGEABLE
Shaft,shouldered
Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings)
5975-00-152-1147 INTERCHANGEABLE
Box Connector,electrical
5935-00-295-31147573 INTERCHANGEABLE
Connector,plug,electrical
Hubbell Incorporated (delaware) Dba Wiring Device-Kellems Division
5940-00-409-66592962447 INTERCHANGEABLE
Terminal,quick Disconnect
Arrow Electronics Inc Div Power & Signal Group
5940-00-470-46287573 INTERCHANGEABLE
Contact and Terminal Assembly
Jettron Products Inc
5915-00-503-0050608AS420 INTERCHANGEABLE
Filter,low Pass
Keysight Technologies Inc
5340-00-544-33292183 INTERCHANGEABLE
Bumper
Halsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron
Cross-Reference Index
Part NumberManufacturer
373291-1 Raytheon Company (USA)
218-3 Cinch Connectivity Solutions Inc (USA)
ST41300225HE0001 Rockwell International Corp North American Aircraft Opns (USA)
757-3 Narda Holdings, Inc. Dba Narda-Miteq Div Narda-Miteq (USA)
757C Narda Holdings, Inc. Dba Narda-Miteq Div Narda-Miteq (USA)
373291-1 Raytheon Company Dba Raytheon Co (USA)
757C-3 PRIMARY Narda Holdings, Inc. Dba Narda-Miteq Div Narda-Miteq (USA)
1290009P1 Bae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems (USA)
A24702 Rlc Electronics, Inc (USA)
8491A-OPT3 Hewlett-Packard Company Dba HP (USA)
3177209 Allied-Signal Inc Dba Allied-Signal Aerospace Co Electrodynamics Div (USA)
373291-1 Raytheon Company Div Corp (USA)
A-3283 Rlc Electronics, Inc (USA)
Related Parts
5950-00-031-7322INTERCHANGEABLE
COIL,ELECTRICAL
7573
4730-00-036-2552INTERCHANGEABLE
THERMOSTATIC ELEMEN
21856-2 PC 9T017
5977-00-090-1760INTERCHANGEABLE
BRUSH,ELECTRICAL CONTACT
2183
3040-00-148-2073INTERCHANGEABLE
SHAFT,SHOULDERED
CS4320-0001
5975-00-152-1147INTERCHANGEABLE
BOX CONNECTOR,ELECTRICAL
5935-00-295-3114INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
7573
5940-00-409-6659INTERCHANGEABLE
TERMINAL,QUICK DISCONNECT
2962447
5940-00-470-4628INTERCHANGEABLE
CONTACT AND TERMINAL ASSEMBLY
7573
5915-00-503-0050INTERCHANGEABLE
FILTER,LOW PASS
608AS420
5340-00-544-3329INTERCHANGEABLE
BUMPER
2183
5930-00-581-3418INTERCHANGEABLE
SWITCH,ROTARY
9000-S6202-74290-1JR10-3ASYM2183
5920-00-905-4769INTERCHANGEABLE
FUSE,CARTRIDGE
311004

Frequently Asked Questions

What is NSN 5985-00-222-0465?

NSN 5985-00-222-0465 is a Attenuator,fixed, manufactured by Narda Holdings, Inc. Dba Narda-Miteq Div Narda-Miteq, classified under FSC 5985 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5985-00-222-0465?

NSN 5985-00-222-0465 has 13 cross-referenced part numbers: 373291-1 (Raytheon Company), 218-3 (Cinch Connectivity Solutions Inc), ST41300225HE0001 (Rockwell International Corp North American Aircraft Opns), 757-3 (Narda Holdings, Inc. Dba Narda-Miteq Div Narda-Miteq), 757C (Narda Holdings, Inc. Dba Narda-Miteq Div Narda-Miteq) and 8 more.

What NSN replaces 5985-00-222-0465?

There are 12 known substitutes for 5985-00-222-0465: 5950-00-031-7322, 4730-00-036-2552, 5977-00-090-1760 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 757C-3?

Key specifications for 757C-3: Material: STEEL CORROSION RESISTING BODY; FSC Application Data: ANTENNAS,WABVEGUIDES,AND RELATED EQUIPMENT; Frequency Range: 0.000 HERTZ MINIMUM AND 12.400 GIGAHERTZ MAXIMUM; Overall Diameter: 0.812 INCHES MAXIMUM IN. 19 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5985-00-222-0465 still in active supply?

NSN 5985-00-222-0465 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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