PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SM-C-461321Seal,waveguide

Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir · NSN 5985-00-724-9766 · FSC 5985 · No Item Name Available
Verified by PartsTable
NSN 5985-00-724-9766 — this item is cataloged by the U.S. Government under National Stock Number 5985-00-724-9766. Primary manufacturer part number: SM-C-461321.
Features
  • Seal,waveguide — FSC 5985
  • Seal Inside Height: 0.311 INCHES NOMINAL IN
  • Seal Outside Width: 1.312 INCHES NOMINAL IN
  • Seal Inside Width: 0.622 INCHES NOMINAL IN
  • Precious Material: SILVER
  • Seal Thickness: 0.060 INCHES NOMINAL IN
  • Seal Outside Height: 1.312 INCHES NOMINAL IN
  • Material: METAL NONFERROUS/D SINGLE SEAL
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Metal Nonferrous/d Single Seal construction
General Description

The Seal,waveguide, cataloged under National Stock Number 5985-00-724-9766, 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 Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5985-00-724-9766
Primary Part NumberSM-C-461321
Item NameSeal,waveguide
FSC / FSG5985 / 59 — No Item Name Available
ManufacturerUs Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
StatusCANCELLED
Seal Inside Height0.311 INCHES NOMINAL IN
Seal Outside Width1.312 INCHES NOMINAL IN
Seal Inside Width0.622 INCHES NOMINAL IN
Precious MaterialSILVER
Seal Thickness0.060 INCHES NOMINAL IN
Seal Outside Height1.312 INCHES NOMINAL IN
MaterialMETAL NONFERROUS/D SINGLE SEAL
Surface TreatmentSILVER SINGLE SEAL ALL SURFACES
Style DesignatorFOR RECTANGULAR WAVEGUIDE AND FLANGE
Precious Material and LocationSEAL SURFACE SILVER
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5950-00-043-0358 INTERCHANGEABLE
Transformer,power
5935-00-149-3561 INTERCHANGEABLE
Adapter,connector
6210-00-159-2237 INTERCHANGEABLE
Fixture,lighting
5120-00-187-7134 INTERCHANGEABLE
Wrench,open End
1650-00-197-4425 INTERCHANGEABLE
Cylinder Assembly,actuating,line
5120-00-212-2980HSP3351 INTERCHANGEABLE
Loader,cam Roller Bearing
Hamilton Sundstrand Corporation Dba Collins Aerospace
5915-00-325-9058 INTERCHANGEABLE
Filter,band Pass
5950-00-433-1902 INTERCHANGEABLE
Transformer,electri
5950-00-510-1744324D4753 INTERCHANGEABLE
Coil,radio Frequency
General Dynamics Mission Systems, Inc. Dba Gdms
3110-00-554-3312 INTERCHANGEABLE
Bearing,ball,annular
Cross-Reference Index
Part NumberManufacturer
412559-1 Raytheon Company Dba Raytheon (USA)
SM-C-461321 Victor Microwave, Inc (USA)
SM-C-461321 3dbm Co Inc Waveguide Group (USA)
MA1341 Cpi Electron Device Business, Inc. (USA)
507006 Raytheon Company Dba Raytheon (USA)
1341 Cobham Advanced Electronic Solutions Inc. (USA)
507006-1 Raytheon Company Dba Raytheon (USA)
SM-C-461321 PRIMARY Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir (USA)
MA1341 Cobham Advanced Electronic Solutions Inc. (USA)
Related Parts
5950-00-043-0358INTERCHANGEABLE
TRANSFORMER,POWER
5935-00-149-3561INTERCHANGEABLE
ADAPTER,CONNECTOR
6210-00-159-2237INTERCHANGEABLE
FIXTURE,LIGHTING
5120-00-187-7134INTERCHANGEABLE
WRENCH,OPEN END
1650-00-197-4425INTERCHANGEABLE
CYLINDER ASSEMBLY,ACTUATING,LINE
5120-00-212-2980INTERCHANGEABLE
LOADER,CAM ROLLER BEARING
HSP3351
5915-00-325-9058INTERCHANGEABLE
FILTER,BAND PASS
5950-00-433-1902INTERCHANGEABLE
TRANSFORMER,ELECTRI
5950-00-510-1744INTERCHANGEABLE
COIL,RADIO FREQUENCY
324D4753
3110-00-554-3312INTERCHANGEABLE
BEARING,BALL,ANNULAR
6630-00-585-3232INTERCHANGEABLE
CALORIMETER
5945-00-795-4824INTERCHANGEABLE
RELAY,ROTARY
MDR134-1

Frequently Asked Questions

What is NSN 5985-00-724-9766?

NSN 5985-00-724-9766 is a Seal,waveguide, manufactured by Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir, classified under FSC 5985 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5985-00-724-9766?

NSN 5985-00-724-9766 has 9 cross-referenced part numbers: 412559-1 (Raytheon Company Dba Raytheon), SM-C-461321 (Victor Microwave, Inc), SM-C-461321 (3dbm Co Inc Waveguide Group), MA1341 (Cpi Electron Device Business, Inc.), 507006 (Raytheon Company Dba Raytheon) and 4 more.

What NSN replaces 5985-00-724-9766?

There are 12 known substitutes for 5985-00-724-9766: 5950-00-043-0358, 5935-00-149-3561, 6210-00-159-2237 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of SM-C-461321?

Key specifications for SM-C-461321: Seal Inside Height: 0.311 INCHES NOMINAL IN; Seal Outside Width: 1.312 INCHES NOMINAL IN; Seal Inside Width: 0.622 INCHES NOMINAL IN; Precious Material: SILVER. 10 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5985-00-724-9766 still in active supply?

NSN 5985-00-724-9766 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com