PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

V00660-053Waveguide Assembly

Bae Systems Information and Electronic Systems Integration Inc. Div Bae Systems Information & Electronic Systems Integration Inc · NSN 5985-00-168-9818 · FSC 5985 · No Item Name Available
Verified by PartsTable
NSN 5985-00-168-9818 — this item is cataloged by the U.S. Government under National Stock Number 5985-00-168-9818. Primary manufacturer part number: V00660-053.
Features
  • Waveguide Assembly — FSC 5985
  • Flange Inside Diameter: 0.985 INCHES MINIMUM AND 1.015 INCHES MAXIMUM ALL FLANGES IN
  • Voltage Standing Wave Ratio: 1.25
  • Surface Treatment: SILVER AND PAINT ALL FLANGE OUTSIDE SURFACES
  • Flange Quantity: 2
  • Waveguide Inside Width: 0.6915 INCHES MINIMUM AND 0.6245 INCHES MAXIMUM IN
  • Thread Class: 2B ALL FLANGES ALL CONNECTION FACILITIES
  • Precious Material: SILVER
Applications
  • Applications requiring Copper Alloy All Tubing Segment and Flange construction
General Description

The Waveguide Assembly, cataloged under National Stock Number 5985-00-168-9818, 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 Bae Systems Information and Electronic Systems Integration Inc. Div Bae Systems Information & Electronic Systems Integration Inc. Government technical data includes 30 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. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5985-00-168-9818
Primary Part NumberV00660-053
Item NameWaveguide Assembly
FSC / FSG5985 / 59 — No Item Name Available
ManufacturerBae Systems Information and Electronic Systems Integration Inc. Div Bae Systems Information & Electronic Systems Integration Inc
StatusACTIVE
Flange Inside Diameter0.985 INCHES MINIMUM AND 1.015 INCHES MAXIMUM ALL FLANGES IN
Voltage Standing Wave Ratio1.25
Surface TreatmentSILVER AND PAINT ALL FLANGE OUTSIDE SURFACES
Flange Quantity2
Waveguide Inside Width0.6915 INCHES MINIMUM AND 0.6245 INCHES MAXIMUM IN
Thread Class2B ALL FLANGES ALL CONNECTION FACILITIES
Precious MaterialSILVER
Waveguide Height0.396 INCHES MINIMUM AND 0.404 INCHES MAXIMUM IN
Waveguide Outside Height0.388 INCHES MINIMUM AND 0.394 INCHES MAXIMUM IN
Style DesignatorDOUBLE BEND TYPE
FSC Application DataANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT
Flange StyleCHOKE TYPE ALL FLANGES
Surface TreatmentSILVER AND RUBBER SINGLE TUBING SEGMENT OUTSIDE SURFACES
Thread Quantity Per Inch32 ALL FLANGES ALL CONNECTION FACILITIES
Flange Inside Width0.620 INCHES MINIMUM AND 0.624 INCHES MAXIMUM ALL FLANGES IN
Nominal Thread Size0.138 INCHES ALL FLANGES ALL CONNECTION FACILITIES IN
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) ALL FLANGES ALL CONNECTION FACILITIES
MaterialCOPPER ALLOY ALL TUBING SEGMENT AND FLANGE
Precious Material and LocationEXTERNAL SURFACES SILVER
Flange Connecting Facility and Quantity4 THREADED HOLE(S) ALL FLANGES ALL CONNECTION FACILITIES
Waveguide Outside Width0.699 INCHES MINIMUM AND 0.705 INCHES MAXIMUM IN
Flange Outside Width1.297 INCHES MINIMUM AND 1.327 INCHES MAXIMUM ALL FLANGES IN
Flange Outside Height1.297 INCHES MINIMUM AND 1.327 INCHES MAXIMUM ALL FLANGES IN
FlexibilityFLEXIBLE SINGLE TUBING SEGMENT
Waveguide Inside Height0.3085 INCHES MINIMUM AND 0.3135 INCHES MAXIMUM IN
Flange Inside Height0.309 INCHES MINIMUM AND 0.313 INCHES MAXIMUM ALL FLANGES IN
Cross-Sectional Shape StyleINTERNAL, RECTANGULAR EXTERNAL, RECTANGULAR
Flange Depth0.360 INCHES MINIMUM AND 0.390 INCHES MAXIMUM ALL FLANGES IN
Waveguide Center to Center Distance10.210 INCHES MINIMUM AND 10.290 INCHES MAXIMUM IN
Thread DirectionRIGHT-HAND ALL FLANGES ALL CONNECTION FACILITIES
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
2520-00-508-15662-0053 INTERCHANGEABLE
Spider,universal Joint,vehicular
Neapco Inc
5360-00-876-536611-457-8 INTERCHANGEABLE
Spring,helical,compression
Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division
3020-01-226-8042114578 INTERCHANGEABLE
Guard,mechanical Drive
L3harris Technologies, Inc.
Cross-Reference Index
Part NumberManufacturer
TS57496 Microwave Engineering Corporation (USA)
114578 Litton Systems Inc Airtron Div (USA)
114578 Frontgrade Technologies Inc. (USA)
V00660-053 PRIMARY Bae Systems Information and Electronic Systems Integration Inc. Div Bae Systems Information & Electronic Systems Integration Inc (USA)
Related Parts
2520-00-508-1566INTERCHANGEABLE
SPIDER,UNIVERSAL JOINT,VEHICULAR
2-0053
5360-00-876-5366INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
11-457-8
3020-01-226-8042INTERCHANGEABLE
GUARD,MECHANICAL DRIVE
114578

Frequently Asked Questions

What is NSN 5985-00-168-9818?

NSN 5985-00-168-9818 is a Waveguide Assembly, manufactured by Bae Systems Information and Electronic Systems Integration Inc. Div Bae Systems Information & Electronic Systems Integration Inc, classified under FSC 5985 (No Item Name Available). Status: active.

What are the part numbers for NSN 5985-00-168-9818?

NSN 5985-00-168-9818 has 4 cross-referenced part numbers: TS57496 (Microwave Engineering Corporation), 114578 (Litton Systems Inc Airtron Div), 114578 (Frontgrade Technologies Inc.), V00660-053 (Bae Systems Information and Electronic Systems Integration Inc. Div Bae Systems Information & Electronic Systems Integration Inc).

What NSN replaces 5985-00-168-9818?

There are 3 known substitutes for 5985-00-168-9818: 2520-00-508-1566, 5360-00-876-5366, 3020-01-226-8042. Verify interchangeability with system specifications before substitution.

What are the specifications of V00660-053?

Key specifications for V00660-053: Flange Inside Diameter: 0.985 INCHES MINIMUM AND 1.015 INCHES MAXIMUM ALL FLANGES IN; Voltage Standing Wave Ratio: 1.25; Surface Treatment: SILVER AND PAINT ALL FLANGE OUTSIDE SURFACES; Flange Quantity: 2. 30 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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