The Waveguide Assembly, cataloged under National Stock Number 5985-00-548-7113, 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 Raytheon Company Div Corp. Government technical data includes 27 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5985-00-548-7113 |
| Primary Part Number | YC1738-1271REV0 |
| Item Name | Waveguide Assembly |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Raytheon Company Div Corp |
| Status | ACTIVE |
| FSC Application Data | MULTIAPPLICATION |
| Tubing Wall Construction Style | SEAMLESS SINGLE TUBING SEGMENT |
| Flange Inside Height | 0.622 INCHES NOMINAL SECOND FLANGE IN |
| Flange Inside Height | 0.622 INCHES NOMINAL FIRST FLANGE IN |
| Flange Quantity | 2 |
| Bend Angle in Deg | 71.5 SINGLE BEND E-PLANE |
| Style Designator | BEND TYPE |
| Waveguide Offset Distance | 8.156 INCHES NOMINAL IN |
| Flexibility | RIGID SINGLE TUBING SEGMENT |
| Waveguide Inside Width | 1.372 INCHES NOMINAL IN |
| Cross-Sectional Shape Style | INTERNAL, RECTANGULAR EXTERNAL, RECTANGULAR |
| Flange Connecting Hole Diameter | 0.169 INCHES NOMINAL FIRST FLANGE ALL CONNECTION FACILITIES IN |
| Flange Connecting Hole Diameter | 0.205 INCHES NOMINAL SECOND FLANGE ALL CONNECTION FACILITIES IN |
| Flange Inside Width | 1.372 INCHES NOMINAL FIRST FLANGE IN |
| Flange Inside Width | 1.372 INCHES NOMINAL SECOND FLANGE IN |
| Waveguide Outside Height | 0.750 INCHES NOMINAL IN |
| Waveguide Outside Width | 1.500 INCHES NOMINAL IN |
| Flange Depth | 0.343 INCHES NOMINAL SECOND FLANGE IN |
| Flange Depth | 0.937 INCHES NOMINAL FIRST FLANGE IN |
| Waveguide Inside Height | 0.622 INCHES NOMINAL IN |
| Material | ALUMINUM ALLOY ALL FLANGE |
| Flange Connecting Facility and Quantity | 4 UNTHREADED HOLE(S) ALL FLANGES ALL CONNECTION FACILITIES |
| Flange Outside Diameter | 2.242 INCHES NOMINAL FIRST FLANGE IN |
| Flange Outside Diameter | 2.750 INCHES NOMINAL SECOND FLANGE IN |
| Flange Style | COVER TYPE FIRST FLANGE |
| Flange Style | COVER TYPE SECOND FLANGE |
| Waveguide Longer Offset Distance | 5.094 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 |
|---|---|
| YC1738-1271REV0 PRIMARY | Raytheon Company Div Corp (USA) |
| Reference | Meaning |
|---|---|
| YC1738-1271G1 | C/1 Advisory reference — outside the item-of-supply concept Raytheon Company Div Corp |
NSN 5985-00-548-7113 is a Waveguide Assembly, manufactured by Raytheon Company Div Corp, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-00-548-7113 has 1 manufacturer part number on file: YC1738-1271REV0 (Raytheon Company Div Corp).
Key specifications for YC1738-1271REV0: FSC Application Data: MULTIAPPLICATION; Tubing Wall Construction Style: SEAMLESS SINGLE TUBING SEGMENT; Flange Inside Height: 0.622 INCHES NOMINAL SECOND FLANGE IN; Flange Inside Height: 0.622 INCHES NOMINAL FIRST FLANGE IN. 27 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 5985-00-548-7113 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.