The Waveguide Assembly, cataloged under National Stock Number 5985-00-911-2749, 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 Frontgrade Technologies Inc.. Government technical data includes 20 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-00-911-2749 |
| Primary Part Number | 110403 |
| Item Name | Waveguide Assembly |
| FSC / FSG | 5985 / 59 — No Item Name Available |
| Manufacturer | Frontgrade Technologies Inc. |
| Status | ACTIVE |
| Flange Depth | 0.437 INCHES NOMINAL ALL FLANGES IN |
| Waveguide Outside Width | 1.000 INCHES NOMINAL IN |
| Insertion Loss in Decibels | 0.12 |
| Flange Connecting Facility and Quantity | 4 UNTHREADED HOLE(S) ALL FLANGES SINGLE CONNECTION FACILITY |
| Operating Pressure | 15.0 POUNDS PER SQUARE INCH GAUGE (PSIG) MAXIMUM LBS |
| Waveguide Outside Height | 0.500 INCHES NOMINAL IN |
| Waveguide Inside Width | 0.900 INCHES NOMINAL IN |
| Precious Material | SILVER |
| Flange Style | COVER TYPE ALL FLANGES |
| Waveguide Length | 1.271 FEET NOMINAL FT |
| Waveguide Inside Height | 0.400 INCHES NOMINAL IN |
| Style Designator | OFFSET BEND TYPE |
| Waveguide Center to Center Distance | 1.033 FEET NOMINAL FT |
| Flange Outside Height | 1.625 INCHES NOMINAL ALL FLANGES IN |
| Voltage Standing Wave Ratio | 1.05 |
| Material | ALUMINUM ALLOY ALL FLANGE |
| Flange Outside Width | 1.625 INCHES NOMINAL ALL FLANGES IN |
| Cross-Sectional Shape Style | INTERNAL, RECTANGULAR EXTERNAL, RECTANGULAR |
| Flange Quantity | 2 |
| Flange Inside Width | 1.000 INCHES NOMINAL ALL FLANGES IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 110403 PRIMARY | Frontgrade Technologies Inc. (USA) |
| 110403 | Litton Systems Inc Airtron Div (USA) |
| PS851000032-805 | Lockheed Martin Corporation Div Rotary and Mission Systems (USA) |
NSN 5985-00-911-2749 is a Waveguide Assembly, manufactured by Frontgrade Technologies Inc., classified under FSC 5985 (No Item Name Available). Status: active.
NSN 5985-00-911-2749 has 3 cross-referenced part numbers: 110403 (Frontgrade Technologies Inc.), 110403 (Litton Systems Inc Airtron Div), PS851000032-805 (Lockheed Martin Corporation Div Rotary and Mission Systems).
There are 5 known substitutes for 5985-00-911-2749: 5940-00-196-1940, 4320-00-522-9003, 5950-01-045-6695 and 2 more. Verify interchangeability with system specifications before substitution.
Key specifications for 110403: Flange Depth: 0.437 INCHES NOMINAL ALL FLANGES IN; Waveguide Outside Width: 1.000 INCHES NOMINAL IN; Insertion Loss in Decibels: 0.12; Flange Connecting Facility and Quantity: 4 UNTHREADED HOLE(S) ALL FLANGES SINGLE CONNECTION FACILITY. 20 total characteristics are documented in the Federal Logistics Information System.