The Waveguide, cataloged under National Stock Number 5985-01-185-0654, 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 Microwave Engineering Corporation. Government technical data includes 17 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5985-01-185-0654 |
| Primary Part Number | TDR10111 |
| Item Name | Waveguide |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Microwave Engineering Corporation |
| Status | ACTIVE |
| Tubing Wall Construction Style | SEAMLESS SINGLE TUBING SEGMENT |
| Waveguide First Leg Length | 7.100 INCHES NOMINAL IN |
| Waveguide Second Leg Length | 6.200 INCHES NOMINAL IN |
| Bend Angle in Deg | 90.0 FIRST BEND H-PLANE |
| Bend Angle in Deg | 90.0 THIRD BEND H-PLANE |
| Bend Angle in Deg | 12.0 SECOND BEND E-PLANE |
| Bend Angle in Deg | 19.0 FOURTH BEND E-PLANE |
| Style Designator | FOUR BEND TYPE |
| Flexibility | RIGID SINGLE TUBING SEGMENT |
| Waveguide Inside Width | 0.720 INCHES NOMINAL IN |
| Cross-Sectional Shape Style | INTERNAL, RECTANGULAR DOUBLE RIDGED EXTERNAL, RECTANGULAR |
| Waveguide Fourth Leg Length | 2.500 INCHES NOMINAL IN |
| Waveguide Fifth Leg Length | 4.250 INCHES NOMINAL IN |
| Waveguide Outside Height | 1.375 INCHES NOMINAL IN |
| Waveguide Outside Width | 1.375 INCHES NOMINAL IN |
| Waveguide Inside Height | 0.321 INCHES NOMINAL IN |
| Waveguide Third Leg Length | 15.280 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 |
| Part Number | Manufacturer |
|---|---|
| TDR10111 PRIMARY | Microwave Engineering Corporation (USA) |
| Reference | Meaning |
|---|---|
| 675-21136-554 | 1/2 Source control — Government-approved source U.S. Government activity |
NSN 5985-01-185-0654 is a Waveguide, manufactured by Microwave Engineering Corporation, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-185-0654 has 1 manufacturer part number on file: TDR10111 (Microwave Engineering Corporation).
Key specifications for TDR10111: Tubing Wall Construction Style: SEAMLESS SINGLE TUBING SEGMENT; Waveguide First Leg Length: 7.100 INCHES NOMINAL IN; Waveguide Second Leg Length: 6.200 INCHES NOMINAL IN; Bend Angle in Deg: 90.0 FIRST BEND H-PLANE. 17 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 5985-01-185-0654 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.