The Waveguide Assembly, cataloged under National Stock Number 5985-00-253-3488, 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 Microwave Engineering Corporation. Government technical data includes 30 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-00-253-3488 |
| Primary Part Number | TS645434 |
| Item Name | Waveguide Assembly |
| FSC / FSG | 5985 / 59 — No Item Name Available |
| Manufacturer | Microwave Engineering Corporation |
| Status | ACTIVE |
| Waveguide Leg Length | 2.780 INCHES NOMINAL IN |
| Waveguide Outside Width | 1.250 INCHES NOMINAL IN |
| Flange Inside Width | 0.910 INCHES NOMINAL FIRST FLANGE IN |
| Operating Pressure | 120.0 POUNDS PER SQUARE INCH GAUGE (PSIG) MAXIMUM LBS |
| Waveguide Center to Center Distance | 1.314 FEET NOMINAL FT |
| Waveguide Inside Height | 0.656 INCHES NOMINAL IN |
| Material | COPPER ALLOY SINGLE TUBING SEGMENT |
| Flange Connecting Facility and Quantity | 4 UNTHREADED HOLE(S) SECOND FLANGE SINGLE CONNECTION FACILITY |
| Flange Style | COVER TYPE SECOND FLANGE |
| Flexibility | FLEXIBLE SINGLE TUBING SEGMENT |
| Flange Inside Height | 0.400 INCHES NOMINAL FIRST FLANGE IN |
| Flange Outside Height | 1.625 INCHES NOMINAL FIRST FLANGE IN |
| Style Designator | U-BEND TYPE |
| Flange Outside Height | 1.625 INCHES NOMINAL SECOND FLANGE IN |
| Flange Inside Diameter | 1.220 INCHES NOMINAL FIRST FLANGE IN |
| Tubing Wall Construction Style | CORRUGATED SINGLE TUBING SEGMENT |
| Flange Quantity | 2 |
| Flange Depth | 0.437 INCHES NOMINAL SECOND FLANGE IN |
| Flange Connecting Hole Diameter | 0.169 INCHES NOMINAL SINGLE FLANGE ALL CONNECTION FACILITIES IN |
| Flange Style | CHOKE TYPE FIRST FLANGE |
| Surface Treatment | SILVER SINGLE TUBING SEGMENT INSIDE SURFACES |
| Precious Material | SILVER |
| Flange Connecting Facility and Quantity | 4 CAPTIVE SCREW(S) FIRST FLANGE SINGLE CONNECTION FACILITY |
| Flange Depth | 0.438 INCHES NOMINAL FIRST FLANGE IN |
| Cross-Sectional Shape Style | INTERNAL, RECTANGULAR EXTERNAL, RECTANGULAR |
| Flange Inside Width | 1.062 INCHES NOMINAL SECOND FLANGE IN |
| Voltage Standing Wave Ratio | 1.15 |
| Flange Outside Width | 1.625 INCHES NOMINAL SECOND FLANGE IN |
| Flange Inside Height | 0.505 INCHES NOMINAL SECOND FLANGE IN |
| Insertion Loss in Decibels | 0.10 |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 5985-00-253-3488 is a Waveguide Assembly, manufactured by Microwave Engineering Corporation, classified under FSC 5985 (No Item Name Available). Status: active.
NSN 5985-00-253-3488 has 4 cross-referenced part numbers: 115757 (Litton Systems Inc Airtron Div), TS64543 (Microwave Engineering Corporation), 253851 (Raytheon Company Dba Raytheon), TS645434 (Microwave Engineering Corporation).
There are 4 known substitutes for 5985-00-253-3488: 5940-00-144-1984, 4710-00-859-2308, 5330-01-283-1117 and 1 more. Verify interchangeability with system specifications before substitution.
Key specifications for TS645434: Waveguide Leg Length: 2.780 INCHES NOMINAL IN; Waveguide Outside Width: 1.250 INCHES NOMINAL IN; Flange Inside Width: 0.910 INCHES NOMINAL FIRST FLANGE IN; Operating Pressure: 120.0 POUNDS PER SQUARE INCH GAUGE (PSIG) MAXIMUM LBS. 30 total characteristics are documented in the Federal Logistics Information System.