The Flange,waveguide, cataloged under National Stock Number 5985-00-903-5442, 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 Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple. Government technical data includes 9 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-00-903-5442 |
| Primary Part Number | 801-1162 |
| Item Name | Flange,waveguide |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple |
| Status | ACTIVE |
| Flange Inside Height | 0.510 INCHES NOMINAL SINGLE FLANGE IN |
| Flange Outside Height | 2.500 INCHES NOMINAL SINGLE FLANGE IN |
| Flange Connecting Hole Diameter | 0.187 INCHES NOMINAL SINGLE FLANGE SINGLE CONNECTION FACILITY IN |
| Flange Inside Width | 1.165 INCHES NOMINAL SINGLE FLANGE IN |
| Flange Depth | 0.688 INCHES NOMINAL SINGLE FLANGE IN |
| Flange Outside Width | 2.500 INCHES NOMINAL SINGLE FLANGE IN |
| Material | ALUMINUM ALLOY SINGLE TUBING JACKET |
| Flange Connecting Facility and Quantity | 4 UNTHREADED HOLE(S) SINGLE FLANGE SINGLE CONNECTION FACILITY |
| Flange Style | CHOKE TYPE SINGLE FLANGE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 801-1162 PRIMARY | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple (USA) |
| Reference | Meaning |
|---|---|
| 801-1162REVC | C/1 Advisory reference — outside the item-of-supply concept Northrop Grumman Systems Corporation Div Es Defensive Systems Division |
| 801-1162 | 3/9 Design control — primary reference Northrop Grumman Systems Corporation Div Es Defensive Systems Division |
NSN 5985-00-903-5442 is a Flange,waveguide, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-00-903-5442 has 1 manufacturer part number on file: 801-1162 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple).
Key specifications for 801-1162: Flange Inside Height: 0.510 INCHES NOMINAL SINGLE FLANGE IN; Flange Outside Height: 2.500 INCHES NOMINAL SINGLE FLANGE IN; Flange Connecting Hole Diameter: 0.187 INCHES NOMINAL SINGLE FLANGE SINGLE CONNECTION FACILITY IN; Flange Inside Width: 1.165 INCHES NOMINAL SINGLE FLANGE IN. 9 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 5985-00-903-5442 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.