PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

GW810D-1Waveguide Assembly

Northrop Grumman Systems Corporation · NSN 5985-01-304-1936 · FSC 5985 · No Item Name Available
Verified by PartsTable
NSN 5985-01-304-1936 — this item is cataloged by the U.S. Government under National Stock Number 5985-01-304-1936. Primary manufacturer part number: GW810D-1.
Features
  • Waveguide Assembly — FSC 5985
  • Style Designator: STRAIGHT TYPE
  • Flange Connecting Facility and Quantity: 4 THREADED HOLE(S) SECOND FLANGE ALL CONNECTION FACILITIES
  • Flange Connecting Hole Diameter: 0.144 INCHES MINIMUM AND 0.147 INCHES MAXIMUM FIRST FLANGE ALL CONNECTION FACILITIES IN
  • Flange Style: COVER TYPE FIRST FLANGE
  • Flange Inside Width: 0.706 INCHES MINIMUM AND 0.708 INCHES MAXIMUM FIRST FLANGE IN
  • Flange Inside Width: 0.620 INCHES MINIMUM AND 0.624 INCHES MAXIMUM SECOND FLANGE IN
  • Flange Inside Height: 0.309 INCHES MINIMUM AND 0.313 INCHES MAXIMUM SECOND FLANGE IN
Applications
  • Applications requiring Copper Alloy All Tubing Segment and Flange construction
General Description

The Waveguide Assembly, cataloged under National Stock Number 5985-01-304-1936, 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 Northrop Grumman Systems Corporation. Government technical data includes 30 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5985-01-304-1936
Primary Part NumberGW810D-1
Item NameWaveguide Assembly
FSC / FSG5985 / 59 — No Item Name Available
ManufacturerNorthrop Grumman Systems Corporation
StatusACTIVE
Style DesignatorSTRAIGHT TYPE
Flange Connecting Facility and Quantity4 THREADED HOLE(S) SECOND FLANGE ALL CONNECTION FACILITIES
Flange Connecting Hole Diameter0.144 INCHES MINIMUM AND 0.147 INCHES MAXIMUM FIRST FLANGE ALL CONNECTION FACILITIES IN
Flange StyleCOVER TYPE FIRST FLANGE
Flange Inside Width0.706 INCHES MINIMUM AND 0.708 INCHES MAXIMUM FIRST FLANGE IN
Flange Inside Width0.620 INCHES MINIMUM AND 0.624 INCHES MAXIMUM SECOND FLANGE IN
Flange Inside Height0.309 INCHES MINIMUM AND 0.313 INCHES MAXIMUM SECOND FLANGE IN
Flange Depth0.298 INCHES MINIMUM AND 0.328 INCHES MAXIMUM FIRST FLANGE IN
Flange Depth0.360 INCHES MINIMUM AND 0.390 INCHES MAXIMUM SECOND FLANGE IN
Flange Outside Height1.298 INCHES MINIMUM AND 1.328 INCHES MAXIMUM FIRST FLANGE IN
Nominal Thread Size0.138 INCHES SECOND FLANGE ALL CONNECTION FACILITIES IN
Cross-Sectional Shape StyleINTERNAL, RECTANGULAR EXTERNAL, RECTANGULAR
MaterialCOPPER ALLOY ALL TUBING SEGMENT AND FLANGE
Tubing Wall Construction StyleSEAMLESS SINGLE TUBING SEGMENT
Flange Inside Diameter0.826 INCHES MINIMUM AND 0.830 INCHES MAXIMUM SECOND FLANGE IN
Waveguide Inside Height0.309 INCHES MINIMUM AND 0.314 INCHES MAXIMUM IN
Flange Outside Width1.298 INCHES MINIMUM AND 1.328 INCHES MAXIMUM FIRST FLANGE IN
FlexibilityRIGID SINGLE TUBING SEGMENT
Flange Connecting Facility and Quantity4 UNTHREADED HOLE(S) FIRST FLANGE ALL CONNECTION FACILITIES
Waveguide Outside Width0.699 INCHES MINIMUM AND 0.705 INCHES MAXIMUM IN
Flange StyleCHOKE TYPE SECOND FLANGE
Flange Outside Height1.297 INCHES MINIMUM AND 1.327 INCHES MAXIMUM SECOND FLANGE IN
Thread Class2B SECOND FLANGE ALL CONNECTION FACILITIES
Flange Quantity2
Flange Inside Height0.395 INCHES MINIMUM AND 0.397 INCHES MAXIMUM FIRST FLANGE IN
Waveguide Inside Width0.620 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN
Waveguide Outside Height0.388 INCHES MINIMUM AND 0.394 INCHES MAXIMUM IN
Waveguide Length3.000 INCHES NOMINAL IN
Flange Outside Width1.297 INCHES MINIMUM AND 1.327 INCHES MAXIMUM SECOND FLANGE IN
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SECOND FLANGE ALL CONNECTION FACILITIES
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
3110-00-156-8141 INTERCHANGEABLE
Bearing,ball,annular
5841-00-305-2276 INTERCHANGEABLE
Oscillator Assy
5930-00-412-4288104290-033 INTERCHANGEABLE
Switch,toggle
L3harris Technologies, Inc.
3040-00-441-93087411 INTERCHANGEABLE
Plate,retaining,shaft
893 Mfg, Llc
5935-00-581-40997411-C INTERCHANGEABLE
Connector,plug,electrical
Hubbell Incorporated (delaware) Dba Wiring Device-Kellems Division
5905-00-837-365910043636 INTERCHANGEABLE
Resistor,fixed,wire Wound,induct
Us Army Aviation and Missile Command
6625-01-012-41077411 INTERCHANGEABLE
Generator,test Message
L3harris Technologies, Inc.
1010-01-161-8722DS-937134 INTERCHANGEABLE
Plate,seal
Eaton Aerospace, Llc Dba Jackson South
3120-01-240-72037411 INTERCHANGEABLE
Bushing,sleeve
O F Mossberg & Sons Inc
6145-01-347-41144287 INTERCHANGEABLE
Cable,special Purpose,electrical
Champlain Cable Leeds Corporation
Cross-Reference Index
Part NumberManufacturer
GW810D-1 PRIMARY Northrop Grumman Systems Corporation (USA)
741-1 Waveline Inc (USA)
634-A41 Microlab/fxr Llc (USA)
Related Parts
3110-00-156-8141INTERCHANGEABLE
BEARING,BALL,ANNULAR
5841-00-305-2276INTERCHANGEABLE
OSCILLATOR ASSY
5930-00-412-4288INTERCHANGEABLE
SWITCH,TOGGLE
104290-033
3040-00-441-9308INTERCHANGEABLE
PLATE,RETAINING,SHAFT
7411
5935-00-581-4099INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
7411-C
5905-00-837-3659INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND,INDUCT
10043636
6625-01-012-4107INTERCHANGEABLE
GENERATOR,TEST MESSAGE
7411
1010-01-161-8722INTERCHANGEABLE
PLATE,SEAL
DS-937134
3120-01-240-7203INTERCHANGEABLE
BUSHING,SLEEVE
7411
6145-01-347-4114INTERCHANGEABLE
CABLE,SPECIAL PURPOSE,ELECTRICAL
4287
5925-01-590-9058INTERCHANGEABLE
CIRCUIT BREAKER

Frequently Asked Questions

What is NSN 5985-01-304-1936?

NSN 5985-01-304-1936 is a Waveguide Assembly, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5985 (No Item Name Available). Status: active.

What are the part numbers for NSN 5985-01-304-1936?

NSN 5985-01-304-1936 has 3 cross-referenced part numbers: GW810D-1 (Northrop Grumman Systems Corporation), 741-1 (Waveline Inc), 634-A41 (Microlab/fxr Llc).

What NSN replaces 5985-01-304-1936?

There are 11 known substitutes for 5985-01-304-1936: 3110-00-156-8141, 5841-00-305-2276, 5930-00-412-4288 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of GW810D-1?

Key specifications for GW810D-1: Style Designator: STRAIGHT TYPE; Flange Connecting Facility and Quantity: 4 THREADED HOLE(S) SECOND FLANGE ALL CONNECTION FACILITIES; Flange Connecting Hole Diameter: 0.144 INCHES MINIMUM AND 0.147 INCHES MAXIMUM FIRST FLANGE ALL CONNECTION FACILITIES IN; Flange Style: COVER TYPE FIRST FLANGE. 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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