PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

10690812-2Attenuator,fixed

Us Army Aviation and Missile Command · NSN 5985-00-134-9902 · FSC 5985 · No Item Name Available
Verified by PartsTable
NSN 5985-00-134-9902 — this item is cataloged by the U.S. Government under National Stock Number 5985-00-134-9902. Primary manufacturer part number: 10690812-2.
Features
  • Attenuator,fixed — FSC 5985
  • Overall Diameter: 0.813 INCHES NOMINAL IN
  • Attenuation Accuracy in Decibels: -0.50 TO 0.50
  • Unpackaged Unit Weight: 2.400 OUNCES OZ
  • Voltage Standing Wave Ratio: 1.20 AND 1.25
  • Coaxial Connector Series Designation: N
  • Connection Type Per Function: FEMALE OUTPUT AND MALE INPUT
  • Rf Signal Attenuation in Decibels: 6.0
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Attenuator,fixed, cataloged under National Stock Number 5985-00-134-9902, 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 Us Army Aviation and Missile Command. Government technical data includes 21 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5985-00-134-9902
Primary Part Number10690812-2
Item NameAttenuator,fixed
FSC / FSG5985 / 59 — No Item Name Available
ManufacturerUs Army Aviation and Missile Command
StatusCANCELLED
Overall Diameter0.813 INCHES NOMINAL IN
Attenuation Accuracy in Decibels-0.50 TO 0.50
Unpackaged Unit Weight2.400 OUNCES OZ
Voltage Standing Wave Ratio1.20 AND 1.25
Coaxial Connector Series DesignationN
Connection Type Per FunctionFEMALE OUTPUT AND MALE INPUT
Rf Signal Attenuation in Decibels6.0
Input Impedance Rating in Ohms50.0
Terminal Type and Quantity2 CONNECTOR
Mounting MethodCONNECTOR
Attenuation Accuracy Reference Frequency6.0 GIGAHERTZ
Operating Temp Range-55.0 TO 125.0 CELSIUS DEGC
Precious Material and LocationBODY SURFACE SILVER
Body StyleROUND, TERMINAL/TERMINALS IN OPPOSITE SURFACE
Frequency Range0.000 HERTZ MINIMUM AND 6.000 GIGAHERTZ MAXIMUM
Power Rating2.0 WATTS AVERAGE AND 300.0 WATTS PEAK
Precious MaterialSILVER
Voltage Standing Wave Ratio Frequency Range+0.0 TO 3.0 GIGAHERTZ AND +3.0 TO 6.0 GIGAHERTZ
Output Impedance Rating in Ohms50.0
Application DesignTRANSMISSION LINE
Surface TreatmentSILVER BODY
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 6
4330-00-328-46347736 INTERCHANGEABLE
Filter Element,fluid
Arvinmeritor Inc
6625-00-812-8681C964-2-19 INTERCHANGEABLE
Ammeter
Marine Electric Systems Inc
5935-00-984-3941 INTERCHANGEABLE
Connector,receptacle,electrical
4820-01-191-8867VRK5010 INTERCHANGEABLE
Cartridge,stream Regulator,valve
Haws Corporation
4320-01-199-9891 INTERCHANGEABLE
Plate,piston Return
3110-01-313-4883NU 1032 INTERCHANGEABLE
Bearing,ball,annular
Timken Aerospace, Inc Dba Torrington Product
Cross-Reference Index
Part NumberManufacturer
26850-6 Narda Holdings, Inc. Dba Narda-Miteq Div Narda-Miteq (USA)
051018001 Servo Corporation of America (USA)
773-6 Narda Holdings, Inc. Dba Narda-Miteq Div Narda-Miteq (USA)
1291015P3 Bae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems (USA)
10690812-2 PRIMARY Us Army Aviation and Missile Command (USA)
Related Parts
4330-00-328-4634INTERCHANGEABLE
FILTER ELEMENT,FLUID
7736
6625-00-812-8681INTERCHANGEABLE
AMMETER
C964-2-19
5935-00-984-3941INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
4820-01-191-8867INTERCHANGEABLE
CARTRIDGE,STREAM REGULATOR,VALVE
VRK5010
4320-01-199-9891INTERCHANGEABLE
PLATE,PISTON RETURN
3110-01-313-4883INTERCHANGEABLE
BEARING,BALL,ANNULAR
NU 1032

Frequently Asked Questions

What is NSN 5985-00-134-9902?

NSN 5985-00-134-9902 is a Attenuator,fixed, manufactured by Us Army Aviation and Missile Command, classified under FSC 5985 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5985-00-134-9902?

NSN 5985-00-134-9902 has 5 cross-referenced part numbers: 26850-6 (Narda Holdings, Inc. Dba Narda-Miteq Div Narda-Miteq), 051018001 (Servo Corporation of America), 773-6 (Narda Holdings, Inc. Dba Narda-Miteq Div Narda-Miteq), 1291015P3 (Bae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems), 10690812-2 (Us Army Aviation and Missile Command).

What NSN replaces 5985-00-134-9902?

There are 6 known substitutes for 5985-00-134-9902: 4330-00-328-4634, 6625-00-812-8681, 5935-00-984-3941 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 10690812-2?

Key specifications for 10690812-2: Overall Diameter: 0.813 INCHES NOMINAL IN; Overall Length: 2.688 INCHES NOMINAL IN; Attenuation Accuracy in Decibels: -0.50 TO 0.50; Unpackaged Unit Weight: 2.400 OUNCES OZ. 22 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5985-00-134-9902 still in active supply?

NSN 5985-00-134-9902 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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