The Waveguide Assembly, cataloged under National Stock Number 5985-01-200-9512, 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 24 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-200-9512 |
| Primary Part Number | 13038338 |
| 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 EQUIPMENT |
| Tubing Wall Construction Style | SEAMLESS ALL TUBING SEGMENT |
| Flange Inside Height | 0.503 INCHES MINIMUM AND 0.506 INCHES MAXIMUM ALL FLANGES IN |
| Waveguide Height | 3.020 INCHES NOMINAL IN |
| Flange Quantity | 2 |
| Voltage Standing Wave Ratio | 1.25 |
| Style Designator | DOUBLE BEND TYPE |
| Flexibility | FLEXIBLE ALL TUBING SEGMENT |
| Waveguide Inside Width | 0.896 INCHES MINIMUM AND 0.904 INCHES MAXIMUM IN |
| Cross-Sectional Shape Style | INTERNAL, RECTANGULAR EXTERNAL, RECTANGULAR |
| Operating Pressure | 15.0 POUNDS PER SQUARE INCH GAUGE (PSIG) MAXIMUM LBS |
| Flange Outside Height | 1.610 INCHES MINIMUM AND 1.640 INCHES MAXIMUM ALL FLANGES IN |
| Flange Connecting Hole Diameter | 0.169 INCHES MINIMUM AND 0.172 INCHES MAXIMUM ALL FLANGES ALL CONNECTION FACILITIES IN |
| Waveguide Center to Center Distance | 2.220 INCHES NOMINAL IN |
| Flange Inside Width | 1.003 INCHES MINIMUM AND 1.006 INCHES MAXIMUM ALL FLANGES IN |
| Waveguide Outside Height | 0.496 INCHES MINIMUM AND 0.504 INCHES MAXIMUM IN |
| Waveguide Outside Width | 0.996 INCHES MINIMUM AND 1.004 INCHES MAXIMUM IN |
| Flange Depth | 0.423 INCHES MINIMUM AND 0.453 INCHES MAXIMUM ALL FLANGES IN |
| Flange Outside Width | 1.610 INCHES MINIMUM AND 1.640 INCHES MAXIMUM ALL FLANGES IN |
| Insertion Loss in Decibels | 0.20 |
| Waveguide Inside Height | 0.396 INCHES MINIMUM AND 0.404 INCHES MAXIMUM IN |
| Material | COPPER ALLOY ALL TUBING SEGMENT AND FLANGE |
| Flange Connecting Facility and Quantity | 4 UNTHREADED HOLE(S) ALL FLANGES ALL CONNECTION FACILITIES |
| Flange Style | COVER 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 |
|---|---|
| 13038338 | Microwave Engineering Corporation (USA) |
| 13038338 PRIMARY | Us Army Aviation and Missile Command (USA) |
| 225824 | Microtech Inc Dba Microtech Inc (USA) |
| 13038338 | Frontgrade Technologies Inc. (USA) |
| Reference | Meaning |
|---|---|
| 13038338 | 5/1 Secondary reference Raytheon Company |
| 13038338 | 5/9 Secondary reference Astro Microwave Inc |
NSN 5985-01-200-9512 is a Waveguide Assembly, manufactured by Us Army Aviation and Missile Command, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-200-9512 has 4 manufacturer part numbers on file: 13038338 (Microwave Engineering Corporation), 13038338 (Us Army Aviation and Missile Command), 225824 (Microtech Inc Dba Microtech Inc), 13038338 (Frontgrade Technologies Inc.).
1 possible match (shared part number, not a government interchangeability claim): 6545-01-610-1656. Verify interchangeability with system specifications before substitution.
Key specifications for 13038338: FSC Application Data: ANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT; Tubing Wall Construction Style: SEAMLESS ALL TUBING SEGMENT; Flange Inside Height: 0.503 INCHES MINIMUM AND 0.506 INCHES MAXIMUM ALL FLANGES IN; Waveguide Height: 3.020 INCHES NOMINAL IN. 24 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 5985-01-200-9512 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.