The Waveguide Assembly, cataloged under National Stock Number 5985-00-438-3414, 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 M W Microwave Corp. Government technical data includes 30 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-00-438-3414 |
| Primary Part Number | 67-S287 |
| Item Name | Waveguide Assembly |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | M W Microwave Corp |
| Status | ACTIVE |
| FSC Application Data | GUIDED MISSILE REMOTE CONTROL SYSTEM |
| Tubing Wall Construction Style | SEAMLESS ALL TUBING SEGMENT |
| Flange Inside Height | 0.396 INCHES MINIMUM AND 0.404 INCHES MAXIMUM FIRST FLANGE IN |
| Flange Inside Height | 0.503 INCHES MINIMUM AND 0.506 INCHES MAXIMUM SECOND FLANGE IN |
| Flange Quantity | 2 |
| Waveguide First Leg Length | 3.780 INCHES NOMINAL IN |
| Waveguide Second Leg Length | 1.931 INCHES NOMINAL IN |
| Style Designator | THREE BEND TYPE |
| Flexibility | RIGID 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 | 45.0 POUNDS PER SQUARE INCH GAUGE (PSIG) MAXIMUM LBS |
| Flange Outside Height | 1.610 INCHES MINIMUM AND 1.640 INCHES MAXIMUM SECOND FLANGE IN |
| Flange Outside Height | 1.610 INCHES MINIMUM AND 1.640 INCHES MAXIMUM FIRST FLANGE IN |
| Flange Connecting Hole Diameter | 0.169 INCHES MINIMUM AND 0.172 INCHES MAXIMUM SECOND FLANGE ALL CONNECTION FACILITIES IN |
| Flange Inside Width | 0.896 INCHES MINIMUM AND 0.904 INCHES MAXIMUM FIRST FLANGE IN |
| Flange Inside Width | 1.003 INCHES MINIMUM AND 1.006 INCHES MAXIMUM SECOND FLANGE IN |
| Thread Direction | RIGHT-HAND FIRST FLANGE ALL CONNECTION FACILITIES |
| Nominal Thread Size | 0.138 INCHES FIRST FLANGE ALL CONNECTION FACILITIES IN |
| Waveguide Fourth Leg Length | 5.940 INCHES NOMINAL 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 SECOND FLANGE IN |
| Flange Depth | 0.423 INCHES MINIMUM AND 0.453 INCHES MAXIMUM FIRST FLANGE IN |
| Flange Outside Width | 1.610 INCHES MINIMUM AND 1.640 INCHES MAXIMUM SECOND FLANGE IN |
| Flange Outside Width | 1.610 INCHES MINIMUM AND 1.640 INCHES MAXIMUM FIRST FLANGE IN |
| Surface Treatment | CHROMATE AND PAINT ALL TUBING SEGMENT AND FLANGE OUTSIDE SURFACES |
| Waveguide Inside Height | 0.396 INCHES MINIMUM AND 0.404 INCHES MAXIMUM IN |
| Thread Class | 2B FIRST FLANGE ALL CONNECTION FACILITIES |
| Material | ALUMINUM ALLOY ALL 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 |
|---|---|
| 67-S287 PRIMARY | M W Microwave Corp (USA) |
| Reference | Meaning |
|---|---|
| 3196820 | 5/2 Secondary reference U.S. Government activity |
NSN 5985-00-438-3414 is a Waveguide Assembly, manufactured by M W Microwave Corp, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-00-438-3414 has 1 manufacturer part number on file: 67-S287 (M W Microwave Corp).
Key specifications for 67-S287: FSC Application Data: GUIDED MISSILE REMOTE CONTROL SYSTEM; Tubing Wall Construction Style: SEAMLESS ALL TUBING SEGMENT; Flange Inside Height: 0.396 INCHES MINIMUM AND 0.404 INCHES MAXIMUM FIRST FLANGE IN; Flange Inside Height: 0.503 INCHES MINIMUM AND 0.506 INCHES MAXIMUM SECOND FLANGE IN. 30 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 5985-00-438-3414 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.