PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SMB331817-3Waveguide Assembly

Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir · NSN 5985-00-543-1183 · FSC 5985 · No Item Name Available
Verified by PartsTable
NSN 5985-00-543-1183 — this item is cataloged by the U.S. Government under National Stock Number 5985-00-543-1183. Primary manufacturer part number: SMB331817-3.
Features
  • Waveguide Assembly — FSC 5985
  • Surface Treatment: ENAMEL ALL FLANGE OUTSIDE SURFACES
  • Operating Pressure: 15.0 POUNDS PER SQUARE INCH GAUGE (PSIG) MAXIMUM LBS
  • Precious Material: SILVER
  • Flange Connecting Facility and Quantity: 4 THREADED HOLE(S) SECOND FLANGE SINGLE CONNECTION FACILITY
  • Waveguide Longer Offset Distance: 6.750 INCHES NOMINAL IN
  • Material: COPPER ALLOY ALL FLANGE
  • Flange Style: CHOKE TYPE SECOND FLANGE
Applications
  • Applications requiring Copper Alloy All Flange construction
General Description

The Waveguide Assembly, cataloged under National Stock Number 5985-00-543-1183, 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 30 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5985-00-543-1183
Primary Part NumberSMB331817-3
Item NameWaveguide Assembly
FSC / FSG5985 / 59 — No Item Name Available
ManufacturerUs Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
StatusACTIVE
Surface TreatmentENAMEL ALL FLANGE OUTSIDE SURFACES
Operating Pressure15.0 POUNDS PER SQUARE INCH GAUGE (PSIG) MAXIMUM LBS
Precious MaterialSILVER
Flange Connecting Facility and Quantity4 THREADED HOLE(S) SECOND FLANGE SINGLE CONNECTION FACILITY
Waveguide Longer Offset Distance6.750 INCHES NOMINAL IN
MaterialCOPPER ALLOY ALL FLANGE
Flange StyleCHOKE TYPE SECOND FLANGE
Cross-Sectional Shape StyleINTERNAL, RECTANGULAR EXTERNAL, RECTANGULAR
Precious Material and LocationFLANGE SURFACE SILVER
Waveguide Outside Height0.391 INCHES NOMINAL IN
Waveguide Inside Height0.311 INCHES NOMINAL IN
Thread DirectionRIGHT-HAND SECOND FLANGE SINGLE CONNECTION FACILITY
Flange Connecting Hole Diameter0.144 INCHES NOMINAL FIRST FLANGE SINGLE CONNECTION FACILITY IN
Flange Inside Width0.705 INCHES NOMINAL FIRST FLANGE IN
Voltage Standing Wave Ratio1.20
Thread Class2B SECOND FLANGE SINGLE CONNECTION FACILITY
Waveguide Outside Width0.702 INCHES NOMINAL IN
Flange Outside Width1.312 INCHES NOMINAL SECOND FLANGE IN
Flange StyleCOVER TYPE FIRST FLANGE
Flange Inside Width0.622 INCHES NOMINAL SECOND FLANGE IN
Flange Outside Height1.313 INCHES NOMINAL FIRST FLANGE IN
Tubing Wall Construction StyleSEAMLESS SINGLE TUBING SEGMENT
Flange Inside Height0.394 INCHES NOMINAL FIRST FLANGE IN
Flange Connecting Facility and Quantity4 UNTHREADED HOLE(S) FIRST FLANGE SINGLE CONNECTION FACILITY
Flange Inside Height0.311 INCHES NOMINAL SECOND FLANGE IN
Flange Outside Height1.312 INCHES NOMINAL SECOND FLANGE IN
Flange Depth0.313 INCHES NOMINAL FIRST FLANGE IN
Bend Angle in Deg90.0 SINGLE BEND E-PLANE
Flange Quantity2
Flange Inside Diameter1.000 INCHES NOMINAL SECOND FLANGE IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5310-00-012-1752121752 INTERCHANGEABLE
Washer,lock
Rolls-Royce Solutions America Inc
3110-00-100-03642820 INTERCHANGEABLE
Cup,tapered Roller Bearing
Federal-Mogul Corp Government Sales Dept
6680-00-106-86802820 INTERCHANGEABLE
Indicator,sight,liquid
Clark-Reliance Llc Dba Jacoby-Tarbox
2915-00-484-8495 INTERCHANGEABLE
Pin-Mi,ture Control
3030-00-528-3840 INTERCHANGEABLE
Belt,v
3030-00-528-4744 INTERCHANGEABLE
Belt,v
5950-00-646-21595774 INTERCHANGEABLE
Transformer,power
Cae Usa Inc.
2530-00-940-74002820 INTERCHANGEABLE
Cylinder Assembly,actuating,line
Garrison Manufacturing Inc
5910-01-044-5617 INTERCHANGEABLE
Capacitor,fixed,mica Dielectric
6530-01-131-1787 INTERCHANGEABLE
Restraint,hand
Cross-Reference Index
Part NumberManufacturer
2820 Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir (USA)
SMB331817-3 PRIMARY Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir (USA)
Related Parts
5310-00-012-1752INTERCHANGEABLE
WASHER,LOCK
121752
3110-00-100-0364INTERCHANGEABLE
CUP,TAPERED ROLLER BEARING
2820
6680-00-106-8680INTERCHANGEABLE
INDICATOR,SIGHT,LIQUID
2820
2915-00-484-8495INTERCHANGEABLE
PIN-MI,TURE CONTROL
3030-00-528-3840INTERCHANGEABLE
BELT,V
3030-00-528-4744INTERCHANGEABLE
BELT,V
5950-00-646-2159INTERCHANGEABLE
TRANSFORMER,POWER
5774
2530-00-940-7400INTERCHANGEABLE
CYLINDER ASSEMBLY,ACTUATING,LINE
2820
5910-01-044-5617INTERCHANGEABLE
CAPACITOR,FIXED,MICA DIELECTRIC
6530-01-131-1787INTERCHANGEABLE
RESTRAINT,HAND
5325-01-211-6010INTERCHANGEABLE
GROMMET,NONMETALLIC
2820
5340-01-215-0994INTERCHANGEABLE
SHIELD,EXPANSION
2820

Frequently Asked Questions

What is NSN 5985-00-543-1183?

NSN 5985-00-543-1183 is a Waveguide Assembly, manufactured by Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir, classified under FSC 5985 (No Item Name Available). Status: active.

What are the part numbers for NSN 5985-00-543-1183?

NSN 5985-00-543-1183 has 2 cross-referenced part numbers: 2820 (Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir), SMB331817-3 (Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir).

What NSN replaces 5985-00-543-1183?

There are 12 known substitutes for 5985-00-543-1183: 5310-00-012-1752, 3110-00-100-0364, 6680-00-106-8680 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of SMB331817-3?

Key specifications for SMB331817-3: Surface Treatment: ENAMEL ALL FLANGE OUTSIDE SURFACES; Operating Pressure: 15.0 POUNDS PER SQUARE INCH GAUGE (PSIG) MAXIMUM LBS; Precious Material: SILVER; Flange Connecting Facility and Quantity: 4 THREADED HOLE(S) SECOND FLANGE SINGLE CONNECTION FACILITY. 30 total characteristics are documented in the Federal Logistics Information System.

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