The Waveguide Assembly, cataloged under National Stock Number 5985-00-476-9470, 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 Microtech Inc Dba Microtech Inc. Government technical data includes 30 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-00-476-9470 |
| Primary Part Number | 213847 |
| Item Name | Waveguide Assembly |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Microtech Inc Dba Microtech Inc |
| Status | ACTIVE |
| Tubing Wall Construction Style | SEAMLESS SINGLE TUBING SEGMENT |
| Flange Inside Height | 0.872 INCHES NOMINAL FIRST FLANGE IN |
| Flange Inside Height | 1.002 INCHES NOMINAL SECOND FLANGE IN |
| Flange Quantity | 2 |
| Precious Material | SILVER |
| Voltage Standing Wave Ratio | 1.10 |
| Style Designator | STRAIGHT TYPE |
| Flexibility | FLEXIBLE SINGLE TUBING SEGMENT |
| Waveguide Inside Width | 1.872 INCHES NOMINAL IN |
| Cross-Sectional Shape Style | INTERNAL, RECTANGULAR EXTERNAL, RECTANGULAR |
| Flange Connecting Hole Diameter | 0.199 INCHES NOMINAL SECOND FLANGE SINGLE CONNECTION FACILITY IN |
| Flange Inside Width | 1.872 INCHES NOMINAL FIRST FLANGE IN |
| Flange Inside Width | 2.002 INCHES NOMINAL SECOND FLANGE IN |
| Thread Direction | RIGHT-HAND FIRST FLANGE ALL CONNECTION FACILITIES |
| Waveguide Length | 9.125 INCHES NOMINAL IN |
| Nominal Thread Size | 0.190 INCHES FIRST FLANGE ALL CONNECTION FACILITIES IN |
| Waveguide Outside Height | 1.000 INCHES NOMINAL IN |
| Waveguide Outside Width | 2.000 INCHES NOMINAL IN |
| Flange Depth | 0.375 INCHES NOMINAL SECOND FLANGE IN |
| Flange Depth | 0.938 INCHES NOMINAL FIRST FLANGE IN |
| Surface Treatment | SILVER SINGLE TUBING SEGMENT INSIDE SURFACES |
| Precious Material and Location | TUBING INTERNAL SURFACE SILVER |
| Waveguide Inside Height | 0.872 INCHES NOMINAL IN |
| Thread Class | 2B FIRST FLANGE ALL CONNECTION FACILITIES |
| Material | ALUMINUM ALL FLANGE |
| Material | COPPER ALLOY SINGLE TUBING SEGMENT |
| Flange Connecting Facility and Quantity | 8 UNTHREADED HOLE(S) SECOND FLANGE ALL CONNECTION FACILITIES |
| Flange Connecting Facility and Quantity | 8 THREADED HOLE(S) FIRST FLANGE ALL CONNECTION FACILITIES |
| Flange Outside Diameter | 3.625 INCHES NOMINAL FIRST FLANGE IN |
| Flange Outside Diameter | 3.625 INCHES NOMINAL SECOND FLANGE 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 |
|---|---|
| 213847 PRIMARY | Microtech Inc Dba Microtech Inc (USA) |
| Reference | Meaning |
|---|---|
| SC-C-602368-2 | 5/9 Secondary reference U.S. Government activity |
NSN 5985-00-476-9470 is a Waveguide Assembly, manufactured by Microtech Inc Dba Microtech Inc, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-00-476-9470 has 1 manufacturer part number on file: 213847 (Microtech Inc Dba Microtech Inc).
1 possible match (shared part number, not a government interchangeability claim): 1730-01-440-5640. Verify interchangeability with system specifications before substitution.
Key specifications for 213847: Tubing Wall Construction Style: SEAMLESS SINGLE TUBING SEGMENT; Flange Inside Height: 0.872 INCHES NOMINAL FIRST FLANGE IN; Flange Inside Height: 1.002 INCHES NOMINAL SECOND FLANGE IN; Flange Quantity: 2. 30 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 5985-00-476-9470 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.