PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4503Attenuator,fixed

Narda Holdings, Inc. Dba Narda-Miteq Div Narda-Miteq · NSN 5985-01-096-1610 · FSC 5985 · No Item Name Available
Verified by PartsTable
NSN 5985-01-096-1610 — this item is cataloged by the U.S. Government under National Stock Number 5985-01-096-1610. Primary manufacturer part number: 4503.
Features
  • Attenuator,fixed — FSC 5985
  • Application Design: TRANSMISSION LINE
  • Connection Type Per Function: FEMALE INPUT AND MALE OUTPUT
  • Input Impedance Rating in Ohms: 50.0
  • Voltage Standing Wave Ratio: 1.80
  • Body Style: ROUND, TERMINAL/TERMINALS IN OPPOSITE SURFACE
  • Power Rating: 100.0 MILLIWATTS PEAK
  • Frequency Range: 0.010 HERTZ MINIMUM AND 18.000 GIGAHERTZ MAXIMUM
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Attenuator,fixed, cataloged under National Stock Number 5985-01-096-1610, 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 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 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
NSN5985-01-096-1610
Primary Part Number4503
Item NameAttenuator,fixed
FSC / FSG5985 / 59 — No Item Name Available
ManufacturerNarda Holdings, Inc. Dba Narda-Miteq Div Narda-Miteq
StatusACTIVE
Application DesignTRANSMISSION LINE
Connection Type Per FunctionFEMALE INPUT AND MALE OUTPUT
Input Impedance Rating in Ohms50.0
Voltage Standing Wave Ratio1.80
Body StyleROUND, TERMINAL/TERMINALS IN OPPOSITE SURFACE
Power Rating100.0 MILLIWATTS PEAK
Frequency Range0.010 HERTZ MINIMUM AND 18.000 GIGAHERTZ MAXIMUM
Overall Diameter0.438 INCHES NOMINAL IN
Terminal Type and Quantity2 CONNECTOR
Voltage Standing Wave Ratio Frequency Range+0.01 TO 18.00 GIGAHERTZ
Coaxial Connector Series DesignationBNC AND SMA
Output Impedance Rating in Ohms50.0
Mounting MethodCONNECTOR
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5998-00-081-7768 INTERCHANGEABLE
Circuit Card Assembly
5945-00-258-9852SMC144572 INTERCHANGEABLE
Relay,electromagnetic
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5110-00-268-129250-10957 INTERCHANGEABLE
Reamer,hand
Union Butterfield Corp P O Box 9000 Crystal Lake Il 60039
2030-00-399-49024503 INTERCHANGEABLE
Chain Section
Jeffrey Chain L.p.
5360-00-446-87984503 INTERCHANGEABLE
Spring,helical,compression
Northrop Grumman Systems Corporation Div Marine Systems
6240-00-539-8412 INTERCHANGEABLE
Lamp,incandescent
5950-00-766-85462520885PC1 INTERCHANGEABLE
Transformer,power
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
3040-00-767-7206 INTERCHANGEABLE
Worm Shaft
5999-00-828-90075682-41 INTERCHANGEABLE
Clip,electrical
Cooper Bussmann, Llc Dba Cooper Industries
7330-00-969-03804503 INTERCHANGEABLE
Plate,meat Grinder
Middleby Marshall Inc Conveyor Ovens and Mixers Div
Cross-Reference Index
Part NumberManufacturer
9452837 Ogden Air Logistics Center (USA)
4503 PRIMARY Narda Holdings, Inc. Dba Narda-Miteq Div Narda-Miteq (USA)
91364506 Thales Sa (FRA)
9452837 Drs Network & Imaging Systems, Llc (USA)
Related Parts
5998-00-081-7768INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
5945-00-258-9852INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
SMC144572
5110-00-268-1292INTERCHANGEABLE
REAMER,HAND
50-10957
2030-00-399-4902INTERCHANGEABLE
CHAIN SECTION
4503
5360-00-446-8798INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
4503
6240-00-539-8412INTERCHANGEABLE
LAMP,INCANDESCENT
5950-00-766-8546INTERCHANGEABLE
TRANSFORMER,POWER
2520885PC1
3040-00-767-7206INTERCHANGEABLE
WORM SHAFT
5999-00-828-9007INTERCHANGEABLE
CLIP,ELECTRICAL
5682-41
7330-00-969-0380INTERCHANGEABLE
PLATE,MEAT GRINDER
4503
4930-01-005-3787INTERCHANGEABLE
HARNESS ASSEMBLY,VEHICULAR
13217E3059
5950-01-172-2292INTERCHANGEABLE
TRANSFORMER,POWER
4503

Frequently Asked Questions

What is NSN 5985-01-096-1610?

NSN 5985-01-096-1610 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 5985-01-096-1610?

NSN 5985-01-096-1610 has 4 cross-referenced part numbers: 9452837 (Ogden Air Logistics Center), 4503 (Narda Holdings, Inc. Dba Narda-Miteq Div Narda-Miteq), 91364506 (Thales Sa), 9452837 (Drs Network & Imaging Systems, Llc).

What NSN replaces 5985-01-096-1610?

There are 12 known substitutes for 5985-01-096-1610: 5998-00-081-7768, 5945-00-258-9852, 5110-00-268-1292 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 4503?

Key specifications for 4503: Application Design: TRANSMISSION LINE; Connection Type Per Function: FEMALE INPUT AND MALE OUTPUT; Input Impedance Rating in Ohms: 50.0; Voltage Standing Wave Ratio: 1.80. 14 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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