PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3712Attenuator,variable

Narda Holdings, Inc. Dba Narda-Miteq Div Narda-Miteq · NSN 5985-00-919-5444 · FSC 5985 · No Item Name Available
Verified by PartsTable
NSN 5985-00-919-5444 — this item is cataloged by the U.S. Government under National Stock Number 5985-00-919-5444. Primary manufacturer part number: 3712.
Features
  • Attenuator,variable — FSC 5985
  • Application Design: TRANSMISSION LINE
  • Body Style: IRREGULAR
  • Center to Center Distance Between Mounting Facilities Parallel to Width: 2.843 INCHES NOMINAL IN
  • Mounting Facility Type and Quantity: 4 THREADED HOLE(S)
  • Center to Center Distance Between Mounting Facilities Parallel to Length: 6.718 INCHES NOMINAL IN
  • Coaxial Connector Series Designation: N
  • Power Rating: 200.0 WATTS AVERAGE
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Attenuator,variable, cataloged under National Stock Number 5985-00-919-5444, 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 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, 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
NSN5985-00-919-5444
Primary Part Number3712
Item NameAttenuator,variable
FSC / FSG5985 / 59 — No Item Name Available
ManufacturerNarda Holdings, Inc. Dba Narda-Miteq Div Narda-Miteq
StatusACTIVE
Application DesignTRANSMISSION LINE
Body StyleIRREGULAR
Center to Center Distance Between Mounting Facilities Parallel to Width2.843 INCHES NOMINAL IN
Mounting Facility Type and Quantity4 THREADED HOLE(S)
Center to Center Distance Between Mounting Facilities Parallel to Length6.718 INCHES NOMINAL IN
Coaxial Connector Series DesignationN
Power Rating200.0 WATTS AVERAGE
Impedance Rating in Ohms50.0 INPUT-OUTPUT
Mounting Facility Nominal Screw Thread Diameter0.164 INCHES IN
Overall Attenuation Range in Decibels+5.0 TO 90.0
Attenuation Variation MethodCONTINUOUS
Terminal Type and Quantity4 CONNECTOR, COAXIAL, FEMALE
Mounting Thread Quantity32 PER INCH
Mounting Facility PatternFOUR POSITION RECTANGULAR
Mounting Facility Screw Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Frequency Range1.000 GIGAHERTZ MINIMUM AND 2.000 GIGAHERTZ MAXIMUM
Adjustment Device Type and Quantity1 KNOB
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5950-00-008-25633712 INTERCHANGEABLE
Reactor
Elnetic Electronics Inc
5975-00-174-91243712 INTERCHANGEABLE
Reducing Washer,knockout
Abb Installation Products Inc
2530-00-427-4385392595C91 INTERCHANGEABLE
Cylinder Assembly,hydraulic Brak
Navistar Intl Corp Melrose Park Engine Plant Location /melrose Park/
5940-00-602-58343712 INTERCHANGEABLE
Terminal
Molex-Etc Inc Sub of Molex Inc
5355-00-614-0400MS91531-3N2B INTERCHANGEABLE
Knob
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
2805-00-737-6306G-7712 INTERCHANGEABLE
Guide,valve Stem
Dana Corp Spicer Transmission Div
2530-00-848-19323712 INTERCHANGEABLE
Parts Kit,vehicular Wheel
Pdi Ground Support Systems, Inc.
2940-00-890-250233712 INTERCHANGEABLE
Filter Element,fluid
Wix Corp
5120-00-947-31893712 INTERCHANGEABLE
Wrench,open End
Martin Sprocket and Gear Inc
7360-00-999-98813712 INTERCHANGEABLE
Lid Assembly
Bootz Mfg Co Inc
Cross-Reference Index
Part NumberManufacturer
3712 PRIMARY Narda Holdings, Inc. Dba Narda-Miteq Div Narda-Miteq (USA)
Related Parts
5950-00-008-2563INTERCHANGEABLE
REACTOR
3712
5975-00-174-9124INTERCHANGEABLE
REDUCING WASHER,KNOCKOUT
3712
2530-00-427-4385INTERCHANGEABLE
CYLINDER ASSEMBLY,HYDRAULIC BRAK
392595C91
5940-00-602-5834INTERCHANGEABLE
TERMINAL
3712
5355-00-614-0400INTERCHANGEABLE
KNOB
MS91531-3N2B
2805-00-737-6306INTERCHANGEABLE
GUIDE,VALVE STEM
G-7712
2530-00-848-1932INTERCHANGEABLE
PARTS KIT,VEHICULAR WHEEL
3712
2940-00-890-2502INTERCHANGEABLE
FILTER ELEMENT,FLUID
33712
5120-00-947-3189INTERCHANGEABLE
WRENCH,OPEN END
3712
7360-00-999-9881INTERCHANGEABLE
LID ASSEMBLY
3712
5999-01-047-9357INTERCHANGEABLE
EXTENDER CARD
3712
7690-01-231-5262INTERCHANGEABLE
DECAL SET
A3712

Frequently Asked Questions

What is NSN 5985-00-919-5444?

NSN 5985-00-919-5444 is a Attenuator,variable, 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 5985-00-919-5444?

NSN 5985-00-919-5444 has 1 cross-referenced part number: 3712 (Narda Holdings, Inc. Dba Narda-Miteq Div Narda-Miteq).

What NSN replaces 5985-00-919-5444?

There are 12 known substitutes for 5985-00-919-5444: 5950-00-008-2563, 5975-00-174-9124, 2530-00-427-4385 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 3712?

Key specifications for 3712: Application Design: TRANSMISSION LINE; Body Style: IRREGULAR; Center to Center Distance Between Mounting Facilities Parallel to Width: 2.843 INCHES NOMINAL IN; Mounting Facility Type and Quantity: 4 THREADED HOLE(S). 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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