The Waveguide Assembly, cataloged under National Stock Number 5985-00-997-1497, 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 Us Army Aviation and Missile Command. Government technical data includes 25 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-00-997-1497 |
| Primary Part Number | 10179272 |
| Item Name | Waveguide Assembly |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Us Army Aviation and Missile Command |
| Status | ACTIVE |
| FSC Application Data | ANTENNAS,WAVEGUIDES,AND RELATED EQUIP. |
| Tubing Wall Construction Style | SEAMLESS SINGLE TUBING SEGMENT |
| Flange Inside Height | 0.309 INCHES MINIMUM AND 0.313 INCHES MAXIMUM ALL FLANGES IN |
| Flange Quantity | 2 |
| Voltage Standing Wave Ratio | 1.06 |
| Style Designator | OFFSET BEND TYPE |
| Flexibility | FLEXIBLE SINGLE TUBING SEGMENT |
| Flange Inside Diameter | 0.476 INCHES MINIMUM AND 0.480 INCHES MAXIMUM ALL FLANGES IN |
| Cross-Sectional Shape Style | INTERNAL, RECTANGULAR EXTERNAL, RECTANGULAR |
| Operating Pressure | 45.0 POUNDS PER SQUARE INCH GAUGE (PSIG) MAXIMUM LBS |
| Flange Outside Height | 1.297 INCHES MINIMUM FIRST FLANGE IN |
| Flange Outside Height | 1.327 INCHES MAXIMUM SECOND FLANGE IN |
| Waveguide Center to Center Distance | 0.475 INCHES NOMINAL IN |
| Flange Inside Width | 0.495 INCHES MINIMUM AND 0.499 INCHES MAXIMUM ALL FLANGES IN |
| Waveguide Length | 3.375 INCHES NOMINAL IN |
| Waveguide Outside Height | 0.309 INCHES MINIMUM AND 0.313 INCHES MAXIMUM IN |
| Waveguide Outside Width | 0.620 INCHES MINIMUM AND 0.624 INCHES MAXIMUM IN |
| Flange Depth | 0.375 INCHES NOMINAL ALL FLANGES IN |
| Flange Outside Width | 1.312 INCHES NOMINAL ALL FLANGES IN |
| Insertion Loss in Decibels | 0.10 |
| Surface Treatment | CHROMATE ALL FLANGE OUTSIDE SURFACES |
| Surface Treatment | CHROMATE ALL FLANGE INSIDE SURFACES |
| Material | COPPER ALLOY ALL FLANGE |
| Flange Connecting Facility and Quantity | 4 UNTHREADED HOLE(S) ALL FLANGES SINGLE CONNECTION FACILITY |
| Flange Style | CHOKE TYPE ALL FLANGES |
| 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 |
|---|---|
| 10179272 PRIMARY | Us Army Aviation and Missile Command (USA) |
NSN 5985-00-997-1497 is a Waveguide Assembly, manufactured by Us Army Aviation and Missile Command, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-00-997-1497 has 1 manufacturer part number on file: 10179272 (Us Army Aviation and Missile Command).
Key specifications for 10179272: FSC Application Data: ANTENNAS,WAVEGUIDES,AND RELATED EQUIP.; Tubing Wall Construction Style: SEAMLESS SINGLE TUBING SEGMENT; Flange Inside Height: 0.309 INCHES MINIMUM AND 0.313 INCHES MAXIMUM ALL FLANGES IN; Flange Quantity: 2. 25 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 5985-00-997-1497 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.