The Waveguide Assembly, cataloged under National Stock Number 5985-01-106-9972, is classified within Federal Supply Class 5985 (Antennas, Waveguides, and Related Equipment) of the Electrical and Electronic Equipment Components group. Government technical data includes 25 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-106-9972 |
| Item Name | Waveguide Assembly |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Status | ACTIVE |
| Tubing Wall Construction Style | SEAMLESS ALL TUBING SEGMENT |
| Flange Inside Height | 0.622 INCHES NOMINAL ALL FLANGES IN |
| Flange Quantity | 2 |
| Waveguide First Leg Length | 3.000 INCHES NOMINAL IN |
| Waveguide Second Leg Length | 5.500 INCHES NOMINAL IN |
| Bend Angle in Deg | 90.0 ALL BENDS E-PLANE |
| Style Designator | THREE BEND TYPE |
| Flexibility | RIGID ALL TUBING SEGMENT |
| Waveguide Inside Width | 1.372 INCHES NOMINAL IN |
| Cross-Sectional Shape Style | INTERNAL, RECTANGULAR EXTERNAL, RECTANGULAR |
| Flange Inside Width | 1.372 INCHES NOMINAL ALL FLANGES IN |
| Thread Direction | RIGHT-HAND ALL FLANGES SINGLE CONNECTION FACILITY |
| Nominal Thread Size | 0.190 INCHES ALL FLANGES SINGLE CONNECTION FACILITY IN |
| Waveguide Fourth Leg Length | 3.000 INCHES NOMINAL IN |
| Waveguide Outside Height | 0.750 INCHES NOMINAL IN |
| Waveguide Outside Width | 1.500 INCHES NOMINAL IN |
| Flange Depth | 0.750 INCHES NOMINAL ALL FLANGES IN |
| Waveguide Inside Height | 0.622 INCHES NOMINAL IN |
| Thread Class | 2B ALL FLANGES SINGLE CONNECTION FACILITY |
| Material | ALUMINUM ALLOY 6061 SINGLE TUBING SEGMENT AND FLANGE |
| Flange Connecting Facility and Quantity | 6 THREADED HOLE(S) ALL FLANGES SINGLE CONNECTION FACILITY |
| Flange Outside Diameter | 3.125 INCHES NOMINAL ALL FLANGES IN |
| Thread Series Designator | UNF ALL FLANGES SINGLE CONNECTION FACILITY |
| Flange Style | CHOKE TYPE ALL FLANGES |
| Waveguide Third Leg Length | 7.500 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 654E4076-809 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5985-01-106-9972 is a Waveguide Assembly, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
Key specifications for 5985-01-106-9972: Tubing Wall Construction Style: SEAMLESS ALL TUBING SEGMENT; Flange Inside Height: 0.622 INCHES NOMINAL ALL FLANGES IN; Flange Quantity: 2; Waveguide First Leg Length: 3.000 INCHES NOMINAL IN. 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 5985-01-106-9972 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.