The Waveguide Assembly, cataloged under National Stock Number 5985-00-275-2829, is classified within Federal Supply Class 5985 (Antennas, Waveguides, and Related Equipment) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Frontgrade Technologies Inc.. Government technical data includes 29 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-00-275-2829 |
| Primary Part Number | 116832-13 |
| Item Name | Waveguide Assembly |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Frontgrade Technologies Inc. |
| Status | ACTIVE |
| FSC Application Data | TEST CONSOLE,SEARCH,RADAR |
| Tubing Wall Construction Style | CONVOLUTE SINGLE TUBING SEGMENT |
| Flange Inside Height | 0.311 INCHES NOMINAL ALL FLANGES IN |
| Flange Quantity | 2 |
| Precious Material | SILVER |
| Voltage Standing Wave Ratio | 1.08 |
| Criticality Code Justification | FEAT |
| Style Designator | STRAIGHT TYPE |
| Flexibility | FLEXIBLE SINGLE TUBING SEGMENT |
| Flange Inside Diameter | 1.000 INCHES NOMINAL ALL FLANGES IN |
| Waveguide Inside Width | 0.620 INCHES MINIMUM AND 0.624 INCHES MAXIMUM IN |
| Cross-Sectional Shape Style | INTERNAL, RECTANGULAR EXTERNAL, RECTANGULAR |
| Operating Pressure | 40.0 POUNDS PER SQUARE INCH GAUGE (PSIG) MAXIMUM LBS |
| Flange Outside Height | 1.312 INCHES NOMINAL ALL FLANGES IN |
| Flange Inside Width | 0.622 INCHES NOMINAL ALL FLANGES IN |
| Thread Direction | RIGHT-HAND ALL FLANGES FIRST CONNECTION FACILITY |
| Thread Direction | RIGHT-HAND ALL FLANGES SECOND CONNECTION FACILITY |
| Waveguide Length | 2.000 FEET NOMINAL FT |
| Nominal Thread Size | 0.138 INCHES ALL FLANGES FIRST CONNECTION FACILITY IN |
| Nominal Thread Size | 0.138 INCHES ALL FLANGES SECOND CONNECTION FACILITY IN |
| Waveguide Outside Height | 0.388 INCHES MINIMUM AND 0.394 INCHES MAXIMUM IN |
| Waveguide Outside Width | 0.699 INCHES MINIMUM AND 0.705 INCHES MAXIMUM IN |
| Flange Depth | 0.375 INCHES NOMINAL ALL FLANGES IN |
| Flange Outside Width | 1.312 INCHES NOMINAL ALL FLANGES IN |
| Surface Treatment | SILVER SINGLE TUBING SEGMENT ALL SURFACES |
| Precious Material and Location | TUBING SURFACES SILVER |
| Waveguide Inside Height | 0.309 INCHES MINIMUM AND 0.313 INCHES MAXIMUM IN |
| Thread Class | 2A ALL FLANGES SECOND CONNECTION FACILITY A |
| Thread Class | 2B ALL FLANGES FIRST CONNECTION FACILITY |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 116832-13 PRIMARY | Frontgrade Technologies Inc. (USA) |
| 128SCSEA769-13 | Northrop Grumman Systems Corporation (USA) |
NSN 5985-00-275-2829 is a Waveguide Assembly, manufactured by Frontgrade Technologies Inc., classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-00-275-2829 has 2 manufacturer part numbers on file: 116832-13 (Frontgrade Technologies Inc.), 128SCSEA769-13 (Northrop Grumman Systems Corporation).
Key specifications for 116832-13: FSC Application Data: TEST CONSOLE,SEARCH,RADAR; Tubing Wall Construction Style: CONVOLUTE SINGLE TUBING SEGMENT; Flange Inside Height: 0.311 INCHES NOMINAL ALL FLANGES IN; Flange Quantity: 2. 29 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 5985-00-275-2829 has DEMIL Code D. Demilitarization may be required before disposal or transfer to non-military entities.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.