PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

95763Waveguide Assembly

L3harris Technologies, Inc Div Space & Airborne Systems · NSN 5985-00-875-2852 · FSC 5985 · No Item Name Available
Verified by PartsTable
NSN 5985-00-875-2852 — this item is cataloged by the U.S. Government under National Stock Number 5985-00-875-2852. Primary manufacturer part number: 95763.
Features
  • Waveguide Assembly — FSC 5985
  • Flange Style: COVER TYPE FIRST FLANGE
  • Waveguide Center to Center Distance: 18.750 INCHES NOMINAL IN
  • Cross-Sectional Shape Style: INTERNAL, RECTANGULAR EXTERNAL, RECTANGULAR
  • Flange Inside Height: 1.502 INCHES MINIMUM AND 1.505 INCHES MAXIMUM FIRST FLANGE IN
  • Voltage Standing Wave Ratio: 1.06
  • Tubing Wall Construction Style: NULL-POINT SEAM SINGLE TUBING SEGMENT
  • Flange Connecting Hole Diameter: 0.257 INCHES MINIMUM AND 0.260 INCHES MAXIMUM FIRST FLANGE ALL CONNECTION FACILITIES IN
Applications
  • Applications requiring Aluminum Alloy All Flange construction
General Description

The Waveguide Assembly, cataloged under National Stock Number 5985-00-875-2852, 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 L3harris Technologies, Inc Div Space & Airborne Systems. Government technical data includes 27 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 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
NSN5985-00-875-2852
Primary Part Number95763
Item NameWaveguide Assembly
FSC / FSG5985 / 59 — No Item Name Available
ManufacturerL3harris Technologies, Inc Div Space & Airborne Systems
StatusACTIVE
Flange StyleCOVER TYPE FIRST FLANGE
Waveguide Center to Center Distance18.750 INCHES NOMINAL IN
Cross-Sectional Shape StyleINTERNAL, RECTANGULAR EXTERNAL, RECTANGULAR
Flange Inside Height1.502 INCHES MINIMUM AND 1.505 INCHES MAXIMUM FIRST FLANGE IN
Voltage Standing Wave Ratio1.06
Tubing Wall Construction StyleNULL-POINT SEAM SINGLE TUBING SEGMENT
Flange Connecting Hole Diameter0.257 INCHES MINIMUM AND 0.260 INCHES MAXIMUM FIRST FLANGE ALL CONNECTION FACILITIES IN
Tubing Twist Angle in Deg67.5 SINGLE TUBING SEGMENT
FlexibilityFLEXIBLE SINGLE TUBING SEGMENT
Waveguide Inside Height1.334 INCHES MINIMUM AND 1.346 INCHES MAXIMUM IN
Surface TreatmentCHROMATE AND PRIMER AND PAINT ALL FLANGE OUTSIDE SURFACES
Flange Depth0.735 INCHES MINIMUM AND 0.765 INCHES MAXIMUM FIRST FLANGE IN
Waveguide Inside Width2.834 INCHES MINIMUM AND 2.846 INCHES MAXIMUM IN
Flange Quantity2
MaterialALUMINUM ALLOY ALL FLANGE
Tubing Twist TypeSTRAIGHT TWIST SINGLE TUBING SEGMENT
Waveguide Outside Height1.494 INCHES MINIMUM AND 1.506 INCHES MAXIMUM IN
Flange Inside Width3.002 INCHES MINIMUM AND 3.005 INCHES MAXIMUM FIRST FLANGE IN
Insertion Loss in Decibels0.06
Style DesignatorOFFSET BEND TYPE
Precious Material and LocationINTERNAL SURFACES SILVER
Waveguide Outside Width2.994 INCHES MINIMUM AND 3.006 INCHES MAXIMUM IN
FSC Application DataANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT
Flange Connecting Facility and Quantity8 UNTHREADED HOLE(S) FIRST FLANGE ALL CONNECTION FACILITIES
Precious MaterialSILVER
Waveguide Length38.750 INCHES NOMINAL IN
Flange Outside Diameter5.298 INCHES MINIMUM AND 5.328 INCHES MAXIMUM FIRST FLANGE IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
4140-00-676-389995763 INTERCHANGEABLE
Guard,fan
Rtx Corporation Div Pratt & Whitney
5365-01-334-1438208156 INTERCHANGEABLE
Spacer Set,plate
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
4250-01-584-206595763 INTERCHANGEABLE
Reclaimer,refrigerant
Ritchie Engineering Co Inc
Cross-Reference Index
Part NumberManufacturer
95763 PRIMARY L3harris Technologies, Inc Div Space & Airborne Systems (USA)
208156 Microtech Inc Dba Microtech Inc (USA)
Related Parts
4140-00-676-3899INTERCHANGEABLE
GUARD,FAN
95763
5365-01-334-1438INTERCHANGEABLE
SPACER SET,PLATE
208156
4250-01-584-2065INTERCHANGEABLE
RECLAIMER,REFRIGERANT
95763

Frequently Asked Questions

What is NSN 5985-00-875-2852?

NSN 5985-00-875-2852 is a Waveguide Assembly, manufactured by L3harris Technologies, Inc Div Space & Airborne Systems, classified under FSC 5985 (No Item Name Available). Status: active.

What are the part numbers for NSN 5985-00-875-2852?

NSN 5985-00-875-2852 has 2 cross-referenced part numbers: 95763 (L3harris Technologies, Inc Div Space & Airborne Systems), 208156 (Microtech Inc Dba Microtech Inc).

What NSN replaces 5985-00-875-2852?

There are 3 known substitutes for 5985-00-875-2852: 4140-00-676-3899, 5365-01-334-1438, 4250-01-584-2065. Verify interchangeability with system specifications before substitution.

What are the specifications of 95763?

Key specifications for 95763: Flange Style: COVER TYPE FIRST FLANGE; Waveguide Center to Center Distance: 18.750 INCHES NOMINAL IN; Cross-Sectional Shape Style: INTERNAL, RECTANGULAR EXTERNAL, RECTANGULAR; Flange Inside Height: 1.502 INCHES MINIMUM AND 1.505 INCHES MAXIMUM FIRST FLANGE IN. 27 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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