PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

337D004H01Waveguide Assembly

Northrop Grumman Support Services Corp · NSN 5985-00-763-5392 · FSC 5985 · No Item Name Available
Verified by PartsTable
NSN 5985-00-763-5392 — this item is cataloged by the U.S. Government under National Stock Number 5985-00-763-5392. Primary manufacturer part number: 337D004H01.
Features
  • Waveguide Assembly — FSC 5985
  • Material: COPPER ALLOY ALL TUBING SEGMENT
  • Waveguide Longer Offset Distance: 17.200 INCHES NOMINAL IN
  • Waveguide Inside Width: 2.840 INCHES NOMINAL IN
  • Flange Style: CONTACT TYPE ALL FLANGES
  • Operating Pressure: 34.0 POUNDS PER SQUARE INCH GAUGE (PSIG) MAXIMUM LBS
  • Flexibility: FLEXIBLE ALL TUBING SEGMENT
  • FSC Application Data: RADAR EQUIPMENT,EXCEPT AIRBORNE
Applications
  • Applications requiring Copper Alloy All Tubing Segment construction
General Description

The Waveguide Assembly, cataloged under National Stock Number 5985-00-763-5392, 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 Support Services Corp. Government technical data includes 23 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5985-00-763-5392
Primary Part Number337D004H01
Item NameWaveguide Assembly
FSC / FSG5985 / 59 — No Item Name Available
ManufacturerNorthrop Grumman Support Services Corp
StatusACTIVE
MaterialCOPPER ALLOY ALL TUBING SEGMENT
Waveguide Longer Offset Distance17.200 INCHES NOMINAL IN
Waveguide Inside Width2.840 INCHES NOMINAL IN
Flange StyleCONTACT TYPE ALL FLANGES
Operating Pressure34.0 POUNDS PER SQUARE INCH GAUGE (PSIG) MAXIMUM LBS
FlexibilityFLEXIBLE ALL TUBING SEGMENT
FSC Application DataRADAR EQUIPMENT,EXCEPT AIRBORNE
Waveguide Offset Distance4.050 INCHES NOMINAL IN
Flange Connecting Hole Diameter0.194 INCHES MINIMUM AND 0.199 INCHES MAXIMUM ALL FLANGES ALL CONNECTION FACILITIES IN
Flange Outside Height1.375 INCHES NOMINAL ALL FLANGES IN
Tubing Wall Construction StyleSTRAIGHT SEAM ALL TUBING SEGMENT
Flange Connecting Facility and Quantity8 UNTHREADED HOLE(S) ALL FLANGES ALL CONNECTION FACILITIES
Waveguide Outside Height1.500 INCHES NOMINAL IN
Flange Quantity2
Flange Inside Width3.384 INCHES NOMINAL ALL FLANGES IN
Flange Depth1.000 INCHES NOMINAL ALL FLANGES IN
Voltage Standing Wave Ratio1.08
Flange Inside Height1.884 INCHES NOMINAL ALL FLANGES IN
Flange Outside Width4.250 INCHES NOMINAL ALL FLANGES IN
Waveguide Inside Height1.340 INCHES NOMINAL IN
Style DesignatorBEND TYPE
Cross-Sectional Shape StyleINTERNAL, RECTANGULAR EXTERNAL, RECTANGULAR
Waveguide Outside Width3.000 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
6685-00-819-88178544-152 INTERCHANGEABLE
Thermometer,indicating,capillary
Ametek, Inc. Div Aerospace & Defense
4940-01-018-0347 INTERCHANGEABLE
Support,monorail Machine
1660-01-212-8846112178 INTERCHANGEABLE
Plate,bearing Assy
Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road)
5133-01-460-0614 INTERCHANGEABLE
Drill,twist
5305-01-496-8882112178 INTERCHANGEABLE
Screw,machine
Graco Inc.
5935-01-590-8572112178 INTERCHANGEABLE
Connector,plug,electrical
Amphenol Corporation Div Amphenol Rf
Cross-Reference Index
Part NumberManufacturer
47365 Mega Industries Inc Mega Microwave Div (USA)
47365-301 Microwave Techniques Llc (USA)
337D004H01 PRIMARY Northrop Grumman Support Services Corp (USA)
337D004H01 Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA)
112178 Litton Systems Inc Airtron Div (USA)
Related Parts
6685-00-819-8817INTERCHANGEABLE
THERMOMETER,INDICATING,CAPILLARY
8544-152
4940-01-018-0347INTERCHANGEABLE
SUPPORT,MONORAIL MACHINE
1660-01-212-8846INTERCHANGEABLE
PLATE,BEARING ASSY
112178
5133-01-460-0614INTERCHANGEABLE
DRILL,TWIST
5305-01-496-8882INTERCHANGEABLE
SCREW,MACHINE
112178
5935-01-590-8572INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
112178

Frequently Asked Questions

What is NSN 5985-00-763-5392?

NSN 5985-00-763-5392 is a Waveguide Assembly, manufactured by Northrop Grumman Support Services Corp, classified under FSC 5985 (No Item Name Available). Status: active.

What are the part numbers for NSN 5985-00-763-5392?

NSN 5985-00-763-5392 has 5 cross-referenced part numbers: 47365 (Mega Industries Inc Mega Microwave Div), 47365-301 (Microwave Techniques Llc), 337D004H01 (Northrop Grumman Support Services Corp), 337D004H01 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp), 112178 (Litton Systems Inc Airtron Div).

What NSN replaces 5985-00-763-5392?

There are 6 known substitutes for 5985-00-763-5392: 6685-00-819-8817, 4940-01-018-0347, 1660-01-212-8846 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 337D004H01?

Key specifications for 337D004H01: Material: COPPER ALLOY ALL TUBING SEGMENT; Waveguide Longer Offset Distance: 17.200 INCHES NOMINAL IN; Waveguide Inside Width: 2.840 INCHES NOMINAL IN; Flange Style: CONTACT TYPE ALL FLANGES. 24 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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