The Waveguide Assembly, cataloged under National Stock Number 5985-01-357-5417, 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 Giga-Tronics Incorporated Dba Giga-Tronics. Government technical data includes 18 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-357-5417 |
| Primary Part Number | MWS1-26003 |
| Item Name | Waveguide Assembly |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Giga-Tronics Incorporated Dba Giga-Tronics |
| Status | ACTIVE |
| Tubing Wall Construction Style | SEAMLESS SINGLE TUBING SEGMENT |
| Flange Inside Height | 0.170 INCHES NOMINAL SINGLE FLANGE IN |
| Flange Quantity | 1 |
| Style Designator | STRAIGHT TYPE |
| Flexibility | RIGID SINGLE TUBING SEGMENT |
| Flange Outside Height | 0.875 INCHES NOMINAL SINGLE FLANGE IN |
| Flange Connecting Hole Diameter | 0.063 INCHES MINIMUM AND 0.064 INCHES MAXIMUM SECOND FLANGE ALL CONNECTION FACILITIES IN |
| Flange Inside Width | 0.420 INCHES NOMINAL SINGLE FLANGE IN |
| Thread Direction | RIGHT-HAND FIRST FLANGE ALL CONNECTION FACILITIES |
| Waveguide Length | 2.856 INCHES NOMINAL IN |
| Nominal Thread Size | 0.118 INCHES FIRST FLANGE ALL CONNECTION FACILITIES IN |
| Flange Depth | 0.156 INCHES NOMINAL SINGLE FLANGE IN |
| Flange Outside Width | 0.875 INCHES NOMINAL SINGLE FLANGE IN |
| Thread Class | 2B FIRST FLANGE ALL CONNECTION FACILITIES |
| Flange Connecting Facility and Quantity | 4 THREADED HOLE(S) FIRST FLANGE ALL CONNECTION FACILITIES |
| Flange Connecting Facility and Quantity | 2 UNTHREADED HOLE(S) SECOND FLANGE ALL CONNECTION FACILITIES |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) FIRST FLANGE ALL CONNECTION FACILITIES |
| Flange Style | COVER TYPE SINGLE FLANGE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| MWS1-26003 PRIMARY | Giga-Tronics Incorporated Dba Giga-Tronics (USA) |
| 42-1200/2.7S | Giga-Tronics Incorporated Dba Giga-Tronics (USA) |
NSN 5985-01-357-5417 is a Waveguide Assembly, manufactured by Giga-Tronics Incorporated Dba Giga-Tronics, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-357-5417 has 2 manufacturer part numbers on file: MWS1-26003 (Giga-Tronics Incorporated Dba Giga-Tronics), 42-1200/2.7S (Giga-Tronics Incorporated Dba Giga-Tronics).
Key specifications for MWS1-26003: Tubing Wall Construction Style: SEAMLESS SINGLE TUBING SEGMENT; Flange Inside Height: 0.170 INCHES NOMINAL SINGLE FLANGE IN; Flange Quantity: 1; Style Designator: STRAIGHT TYPE. 18 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.
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.