PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

8491A-030-890Attenuator,fixed

Keysight Technologies Inc · NSN 5985-01-272-0914 · FSC 5985 · No Item Name Available
Verified by PartsTable
NSN 5985-01-272-0914 — this item is cataloged by the U.S. Government under National Stock Number 5985-01-272-0914. Primary manufacturer part number: 8491A-030-890.
Features
  • Attenuator,fixed — FSC 5985
  • Application Design: TRANSMISSION LINE
  • Terminal Type and Quantity: 2 CONNECTOR
  • Voltage Standing Wave Ratio Frequency Range: +0.0 TO 8.0 GIGAHERTZ AND +8.0 TO 12.4 GIGAHERTZ
  • Body Style: ROUND, TERMINAL/TERMINALS IN OPPOSITE SURFACE
  • Coaxial Connector Series Designation: N
  • Frequency Range: 0.000 HERTZ MINIMUM AND 12.400 GIGAHERTZ MAXIMUM
  • Voltage Standing Wave Ratio: 1.20 AND 1.30
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Attenuator,fixed, cataloged under National Stock Number 5985-01-272-0914, 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 Keysight Technologies Inc. Government technical data includes 12 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. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5985-01-272-0914
Primary Part Number8491A-030-890
Item NameAttenuator,fixed
FSC / FSG5985 / 59 — No Item Name Available
ManufacturerKeysight Technologies Inc
StatusACTIVE
Application DesignTRANSMISSION LINE
Terminal Type and Quantity2 CONNECTOR
Voltage Standing Wave Ratio Frequency Range+0.0 TO 8.0 GIGAHERTZ AND +8.0 TO 12.4 GIGAHERTZ
Body StyleROUND, TERMINAL/TERMINALS IN OPPOSITE SURFACE
Coaxial Connector Series DesignationN
Frequency Range0.000 HERTZ MINIMUM AND 12.400 GIGAHERTZ MAXIMUM
Voltage Standing Wave Ratio1.20 AND 1.30
Attenuation Accuracy in Decibels-1.00 TO 1.00
Power Rating2.0 WATTS AVERAGE AND 100.0 WATTS PEAK
Connection Type Per FunctionMALE INPUT AND FEMALE OUTPUT
Rf Signal Attenuation in Decibels30.0
Mounting MethodCONNECTOR
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5961-00-001-7237200129 INTERCHANGEABLE
Transistor
Astronics Test Systems Inc
5331-00-166-0980AS3209-012 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
5133-00-189-9274 INTERCHANGEABLE
Drill,twist
5920-01-075-4856710123-15 INTERCHANGEABLE
Arrester,electrical Surge
Raytheon Company Div Rmd Strategic
4130-01-279-36229131011-01 INTERCHANGEABLE
Auger,ice Making Machine
Mile High Equipment Company Dba Ice-O-Matic
Cross-Reference Index
Part NumberManufacturer
8491A-030-890 Keysight Technologies Inc (USA)
200129 Nvision Industries, Inc. Dba Weinschel Associates Div Weinschel Associates (USA)
8491A-030-890 Hewlett-Packard Company Dba HP (USA)
8491A-030-890 Keysight Technologies, Inc. (USA)
Related Parts
5961-00-001-7237INTERCHANGEABLE
TRANSISTOR
200129
5331-00-166-0980INTERCHANGEABLE
O-RING
AS3209-012
5133-00-189-9274INTERCHANGEABLE
DRILL,TWIST
5920-01-075-4856INTERCHANGEABLE
ARRESTER,ELECTRICAL SURGE
710123-15
4130-01-279-3622INTERCHANGEABLE
AUGER,ICE MAKING MACHINE
9131011-01

Frequently Asked Questions

What is NSN 5985-01-272-0914?

NSN 5985-01-272-0914 is a Attenuator,fixed, manufactured by Keysight Technologies Inc, classified under FSC 5985 (No Item Name Available). Status: active.

What are the part numbers for NSN 5985-01-272-0914?

NSN 5985-01-272-0914 has 4 cross-referenced part numbers: 8491A-030-890 (Keysight Technologies Inc), 200129 (Nvision Industries, Inc. Dba Weinschel Associates Div Weinschel Associates), 8491A-030-890 (Hewlett-Packard Company Dba HP), 8491A-030-890 (Keysight Technologies, Inc.).

What NSN replaces 5985-01-272-0914?

There are 5 known substitutes for 5985-01-272-0914: 5961-00-001-7237, 5331-00-166-0980, 5133-00-189-9274 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 8491A-030-890?

Key specifications for 8491A-030-890: Application Design: TRANSMISSION LINE; Terminal Type and Quantity: 2 CONNECTOR; Voltage Standing Wave Ratio Frequency Range: +0.0 TO 8.0 GIGAHERTZ AND +8.0 TO 12.4 GIGAHERTZ; Body Style: ROUND, TERMINAL/TERMINALS IN OPPOSITE SURFACE. 12 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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