The Waveguide Assembly, cataloged under National Stock Number 5985-01-012-1997, 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 29 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-012-1997 |
| Primary Part Number | SM-C-717574 |
| Item Name | Waveguide Assembly |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | M W Microwave Corp |
| Status | ACTIVE |
| FSC Application Data | MISCELLANEOUS COMMUNICATION EQUIPMENT |
| Tubing Wall Construction Style | SEAMLESS SINGLE TUBING SEGMENT |
| Flange Inside Height | 0.497 INCHES NOMINAL ALL FLANGES IN |
| Flange Quantity | 2 |
| Precious Material | SILVER |
| Voltage Standing Wave Ratio | 1.05 |
| Supplementary Features | INCLUDES A COOLANT ASSY,CONSISTS OF COPPER TUBING PER WW-T-799 |
| Style Designator | STRAIGHT TYPE |
| Flexibility | RIGID SINGLE TUBING SEGMENT |
| Waveguide Inside Width | 1.122 INCHES NOMINAL IN |
| Cross-Sectional Shape Style | INTERNAL, RECTANGULAR EXTERNAL, RECTANGULAR |
| Operating Pressure | 5.0 POUNDS PER SQUARE INCH GAUGE (PSIG) MAXIMUM LBS |
| Flange Outside Height | 1.750 INCHES NOMINAL ALL FLANGES IN |
| Flange Connecting Hole Diameter | 0.169 INCHES NOMINAL ALL FLANGES ALL CONNECTION FACILITIES IN |
| Flange Inside Width | 1.122 INCHES NOMINAL ALL FLANGES IN |
| Waveguide Length | 6.047 INCHES NOMINAL IN |
| Waveguide Outside Height | 0.625 INCHES NOMINAL IN |
| Waveguide Outside Width | 1.250 INCHES NOMINAL IN |
| Flange Depth | 0.500 INCHES NOMINAL ALL FLANGES IN |
| Flange Outside Width | 2.500 INCHES NOMINAL ALL FLANGES IN |
| Insertion Loss in Decibels | 0.03 |
| Surface Treatment | ENAMEL SECOND TUBING SEGMENT AND FLANGE OUTSIDE SURFACES |
| Surface Treatment | SILVER FIRST TUBING SEGMENT AND FLANGE INSIDE SURFACES |
| Precious Material and Location | INTERNAL SURFACES SILVER |
| Waveguide Inside Height | 0.497 INCHES NOMINAL IN |
| Material | COPPER ALLOY FIRST TUBING SEGMENT |
| Material | COPPER ALLOY SECOND FLANGE |
| Flange Connecting Facility and Quantity | 16 UNTHREADED HOLE(S) ALL FLANGES ALL CONNECTION FACILITIES |
| Flange Style | CONTACT 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 |
|---|---|
| SM-C-717574 | M W Microwave Corp (USA) |
| Reference | Meaning |
|---|---|
| SM-C-717574 | 3/2 Design control — primary reference U.S. Government activity |
| SM-C-717574 | 5/9 Secondary reference Advanced Technical Materials, Inc. Dba a T M |
| SM-C-717574 | 5/9 Secondary reference Lockheed Martin Corporation Div Lockheed Martin Information Systems & Global Solutions |
NSN 5985-01-012-1997 is a Waveguide Assembly, manufactured by M W Microwave Corp, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-012-1997 has 1 manufacturer part number on file: SM-C-717574 (M W Microwave Corp).
Key specifications for SM-C-717574: FSC Application Data: MISCELLANEOUS COMMUNICATION EQUIPMENT; Tubing Wall Construction Style: SEAMLESS SINGLE TUBING SEGMENT; Flange Inside Height: 0.497 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 5985-01-012-1997 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.