PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

619351-02Waveguide Assembly

Lockheed Martin Corporation Div Rms - Mitchel Field · NSN 5985-00-556-0932 · FSC 5985 · No Item Name Available
Verified by PartsTable
NSN 5985-00-556-0932 — this item is cataloged by the U.S. Government under National Stock Number 5985-00-556-0932. Primary manufacturer part number: 619351-02.
Features
  • Waveguide Assembly — FSC 5985
  • Flange Style: COVER TYPE SECOND FLANGE
  • Waveguide Length: 1.000 FEET NOMINAL FT
  • Style Designator: STRAIGHT TYPE
  • Waveguide Inside Height: 0.311 INCHES NOMINAL IN
  • Flange Connecting Facility and Quantity: 4 UNTHREADED HOLE(S) SECOND FLANGE SINGLE CONNECTION FACILITY
  • Waveguide Outside Height: 0.391 INCHES NOMINAL IN
  • FSC Application Data: ANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT
Applications
  • Applications requiring Copper Alloy Single Tubing Segment construction
General Description

The Waveguide Assembly, cataloged under National Stock Number 5985-00-556-0932, 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 Lockheed Martin Corporation Div Rms - Mitchel Field. Government technical data includes 30 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
NSN5985-00-556-0932
Primary Part Number619351-02
Item NameWaveguide Assembly
FSC / FSG5985 / 59 — No Item Name Available
ManufacturerLockheed Martin Corporation Div Rms - Mitchel Field
StatusACTIVE
Flange StyleCOVER TYPE SECOND FLANGE
Waveguide Length1.000 FEET NOMINAL FT
Style DesignatorSTRAIGHT TYPE
Waveguide Inside Height0.311 INCHES NOMINAL IN
Flange Connecting Facility and Quantity4 UNTHREADED HOLE(S) SECOND FLANGE SINGLE CONNECTION FACILITY
Waveguide Outside Height0.391 INCHES NOMINAL IN
FSC Application DataANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT
MaterialCOPPER ALLOY SINGLE TUBING SEGMENT
Precious Material and LocationTUBING SEGMENT SURFACE SILVER
Waveguide Inside Width0.622 INCHES NOMINAL IN
Cross-Sectional Shape StyleINTERNAL, RECTANGULAR EXTERNAL, RECTANGULAR
Operating Pressure30.0 POUNDS PER SQUARE INCH GAUGE (PSIG) MAXIMUM LBS
FlexibilityFLEXIBLE SINGLE TUBING SEGMENT
Flange Inside Diameter0.705 INCHES NOMINAL FIRST FLANGE IN
Flange Inside Width0.705 INCHES NOMINAL SECOND FLANGE IN
Thread Class2B FIRST FLANGE SINGLE CONNECTION FACILITY
Thread DirectionRIGHT-HAND FIRST FLANGE SINGLE CONNECTION FACILITY
Flange Quantity2
Flange Connecting Hole Diameter0.144 INCHES NOMINAL SECOND FLANGE SINGLE CONNECTION FACILITY IN
Tubing Wall Construction StyleSEAMLESS SINGLE TUBING SEGMENT
Insertion Loss in Decibels0.20
Flange Connecting Facility and Quantity4 THREADED HOLE(S) FIRST FLANGE SINGLE CONNECTION FACILITY
Voltage Standing Wave Ratio1.10
Flange Outside Height1.312 INCHES NOMINAL FIRST FLANGE IN
Flange Depth0.313 INCHES NOMINAL SECOND FLANGE IN
Flange Outside Width1.312 INCHES NOMINAL FIRST FLANGE IN
Flange Outside Height1.312 INCHES NOMINAL SECOND FLANGE IN
Flange Inside Height0.311 INCHES NOMINAL FIRST FLANGE IN
Flange Depth0.375 INCHES NOMINAL FIRST FLANGE IN
Flange Inside Width0.622 INCHES NOMINAL FIRST FLANGE IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
4730-00-097-883732847 INTERCHANGEABLE
Plug,pipe
Williams International Co., L.l.c.
3455-00-284-0121 INTERCHANGEABLE
File,rotary
2920-01-110-8686 INTERCHANGEABLE
Switch,safety,neutral Start
5315-01-243-726932847 INTERCHANGEABLE
Key
Linear Industries, Ltd. Dba Linear Industries Ltd
5930-01-349-011132847 INTERCHANGEABLE
Switch,flow
Setra Systems, Inc. Dba Gems Sensors
6615-01-356-357032847 INTERCHANGEABLE
Cover,gyroscope
Mid-Continent Instrument Co Inc
Cross-Reference Index
Part NumberManufacturer
619351-02 PRIMARY Lockheed Martin Corporation Div Rms - Mitchel Field (USA)
CG-1299/U Joint Electronics Type Designation System (USA)
32847 Litton Systems Inc Airtron Div (USA)
32847 Frontgrade Technologies Inc. (USA)
619351 Microtech Inc Dba Microtech Inc (USA)
Related Parts
4730-00-097-8837INTERCHANGEABLE
PLUG,PIPE
32847
3455-00-284-0121INTERCHANGEABLE
FILE,ROTARY
2920-01-110-8686INTERCHANGEABLE
SWITCH,SAFETY,NEUTRAL START
5315-01-243-7269INTERCHANGEABLE
KEY
32847
5930-01-349-0111INTERCHANGEABLE
SWITCH,FLOW
32847
6615-01-356-3570INTERCHANGEABLE
COVER,GYROSCOPE
32847

Frequently Asked Questions

What is NSN 5985-00-556-0932?

NSN 5985-00-556-0932 is a Waveguide Assembly, manufactured by Lockheed Martin Corporation Div Rms - Mitchel Field, classified under FSC 5985 (No Item Name Available). Status: active.

What are the part numbers for NSN 5985-00-556-0932?

NSN 5985-00-556-0932 has 5 cross-referenced part numbers: 619351-02 (Lockheed Martin Corporation Div Rms - Mitchel Field), CG-1299/U (Joint Electronics Type Designation System), 32847 (Litton Systems Inc Airtron Div), 32847 (Frontgrade Technologies Inc.), 619351 (Microtech Inc Dba Microtech Inc).

What NSN replaces 5985-00-556-0932?

There are 6 known substitutes for 5985-00-556-0932: 4730-00-097-8837, 3455-00-284-0121, 2920-01-110-8686 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 619351-02?

Key specifications for 619351-02: Flange Style: COVER TYPE SECOND FLANGE; Waveguide Length: 1.000 FEET NOMINAL FT; Style Designator: STRAIGHT TYPE; Waveguide Inside Height: 0.311 INCHES NOMINAL IN. 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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