PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

055731-2Attenuator,fixed

L3 Technologies, Inc. Div L3 Keo · NSN 5985-01-094-2994 · FSC 5985 · No Item Name Available
Verified by PartsTable
NSN 5985-01-094-2994 — this item is cataloged by the U.S. Government under National Stock Number 5985-01-094-2994. Primary manufacturer part number: 055731-2.
Features
  • Attenuator,fixed — FSC 5985
  • Application Design: TRANSMISSION LINE
  • Mounting Method: CONNECTOR
  • Material: STEEL CORROSION RESISTING BODY
  • Voltage Standing Wave Ratio: 1.15 AND 1.25
  • Power Rating: 2.0 WATTS AVERAGE
  • Overall Diameter: 0.260 INCHES NOMINAL IN
  • Output Impedance Rating in Ohms: 50.0
Applications
  • Applications requiring Steel Corrosion Resisting Body construction
General Description

The Attenuator,fixed, cataloged under National Stock Number 5985-01-094-2994, 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 L3 Technologies, Inc. Div L3 Keo. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5985-01-094-2994
Primary Part Number055731-2
Item NameAttenuator,fixed
FSC / FSG5985 / 59 — No Item Name Available
ManufacturerL3 Technologies, Inc. Div L3 Keo
StatusACTIVE
Application DesignTRANSMISSION LINE
Mounting MethodCONNECTOR
MaterialSTEEL CORROSION RESISTING BODY
Voltage Standing Wave Ratio1.15 AND 1.25
Power Rating2.0 WATTS AVERAGE
Overall Diameter0.260 INCHES NOMINAL IN
Output Impedance Rating in Ohms50.0
Attenuation Accuracy in Decibels-0.50 TO 0.50
Input Impedance Rating in Ohms50.0
Body StyleROUND, TERMINAL/TERMINALS IN OPPOSITE SURFACE
Rf Signal Attenuation in Decibels15.0
Attenuation Accuracy Reference Frequency12.4 GIGAHERTZ
Frequency Range0.000 HERTZ MINIMUM AND 12.400 GIGAHERTZ MAXIMUM
Terminal Type and Quantity2 CONNECTOR
Connection Type Per FunctionFEMALE INPUT AND MALE OUTPUT
Voltage Standing Wave Ratio Frequency Range+0.0 TO 4.0 GIGAHERTZ AND +4.0 TO 12.4 GIGAHERTZ
Coaxial Connector Series DesignationSMA
Operating Temp Range-65.0 TO 125.0 CELSIUS DEGC
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5330-00-118-171620515 INTERCHANGEABLE
Gasket
Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.
5310-00-514-8245 INTERCHANGEABLE
Washer,flat
5305-00-811-0798MS51021-83 INTERCHANGEABLE
Setscrew
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5310-01-147-398420515 INTERCHANGEABLE
Nut
Falls Filtration Technologies, Inc.
6520-01-325-979228417 INTERCHANGEABLE
Impression Material,dental
Kerr Corporation
4810-01-623-546020515 INTERCHANGEABLE
Slide,directional Control Linear
Stanley Black & Decker, Inc. Dba Stanley Hydraulic Tools Div Stanley Hydraulic Tools
4920-01-645-030320515 INTERCHANGEABLE
Double Action Pisto
Clemco Industries Corp. Dba Clemco Industries Corp Div Clemco
5180-01-675-121520515 INTERCHANGEABLE
Tool Kit,ammunition Maintenance
Omark Industries Inc Rcbs Div
Cross-Reference Index
Part NumberManufacturer
934C055731-2 L3 Technologies, Inc. Div L3 Keo (USA)
055731-2 PRIMARY L3 Technologies, Inc. Div L3 Keo (USA)
12B-15DB Spectrum Control, Inc. (USA)
205-15 Cinch Connectivity Solutions Inc (USA)
Related Parts
5330-00-118-1716INTERCHANGEABLE
GASKET
20515
5310-00-514-8245INTERCHANGEABLE
WASHER,FLAT
5305-00-811-0798INTERCHANGEABLE
SETSCREW
MS51021-83
5310-01-147-3984INTERCHANGEABLE
NUT
20515
6520-01-325-9792INTERCHANGEABLE
IMPRESSION MATERIAL,DENTAL
28417
4810-01-623-5460INTERCHANGEABLE
SLIDE,DIRECTIONAL CONTROL LINEAR
20515
4920-01-645-0303INTERCHANGEABLE
DOUBLE ACTION PISTO
20515
5180-01-675-1215INTERCHANGEABLE
TOOL KIT,AMMUNITION MAINTENANCE
20515

Frequently Asked Questions

What is NSN 5985-01-094-2994?

NSN 5985-01-094-2994 is a Attenuator,fixed, manufactured by L3 Technologies, Inc. Div L3 Keo, classified under FSC 5985 (No Item Name Available). Status: active.

What are the part numbers for NSN 5985-01-094-2994?

NSN 5985-01-094-2994 has 4 cross-referenced part numbers: 934C055731-2 (L3 Technologies, Inc. Div L3 Keo), 055731-2 (L3 Technologies, Inc. Div L3 Keo), 12B-15DB (Spectrum Control, Inc.), 205-15 (Cinch Connectivity Solutions Inc).

What NSN replaces 5985-01-094-2994?

There are 8 known substitutes for 5985-01-094-2994: 5330-00-118-1716, 5310-00-514-8245, 5305-00-811-0798 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 055731-2?

Key specifications for 055731-2: Application Design: TRANSMISSION LINE; Mounting Method: CONNECTOR; Material: STEEL CORROSION RESISTING BODY; Voltage Standing Wave Ratio: 1.15 AND 1.25. 19 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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