The Horn,waveguide, cataloged under National Stock Number 5985-00-504-7777, is classified within Federal Supply Class 5985 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Narda Holdings, Inc. Dba Narda-Miteq Div Narda-Miteq. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5985-00-504-7777 |
| Primary Part Number | 639 |
| Item Name | Horn,waveguide |
| FSC / FSG | 5985 / 59 — No Item Name Available |
| Manufacturer | Narda Holdings, Inc. Dba Narda-Miteq Div Narda-Miteq |
| Status | CANCELLED |
| Surface Treatment | ENAMEL OUTSIDE |
| Surface Treatment | ANODIZED INSIDE |
| Mouth Length | 2.127 INCHES MINIMUM AND 2.247 INCHES MAXIMUM IN |
| Frequency Range Rating | +12.4 TO 18.0 GIGAHERTZ |
| Material | ALUMINUM |
| Accommodated Conductor Type | WAVEGUIDE |
| Connection Method | WAVEGUIDE FLANGE |
| Mouth Width | 1.627 INCHES MINIMUM AND 1.747 INCHES MAXIMUM IN |
| FSC Application Data | RADAR EQUIPMENT |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 62-639 | Advanced Technical Materials, Inc. Dba a T M (USA) |
| DR657769 | Lockheed Martin Corporation Div Rms - Mitchel Field (USA) |
| 385A | Lockheed Martin Corporation Div Rms - Mitchel Field (USA) |
| 56D56096-3 | Army Air Force Drawings Under Custodianship of the Air Force |
| 639 PRIMARY | Narda Holdings, Inc. Dba Narda-Miteq Div Narda-Miteq (USA) |
| 91366160 | Thales Sa (FRA) |
| AT-157/U | Joint Electronics Type Designation System (USA) |
| 626177 | Lockheed Martin Corporation Div Rms - Mitchel Field (USA) |
NSN 5985-00-504-7777 is a Horn,waveguide, manufactured by Narda Holdings, Inc. Dba Narda-Miteq Div Narda-Miteq, classified under FSC 5985 (No Item Name Available). Status: cancelled.
NSN 5985-00-504-7777 has 8 cross-referenced part numbers: 62-639 (Advanced Technical Materials, Inc. Dba a T M), DR657769 (Lockheed Martin Corporation Div Rms - Mitchel Field), 385A (Lockheed Martin Corporation Div Rms - Mitchel Field), 56D56096-3 (Army Air Force Drawings Under Custodianship of the Air Force), 639 (Narda Holdings, Inc. Dba Narda-Miteq Div Narda-Miteq) and 3 more.
There are 12 known substitutes for 5985-00-504-7777: 5940-00-058-4544, 3110-00-100-0226, 3110-00-100-0660 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 639: Surface Treatment: ENAMEL OUTSIDE; Surface Treatment: ANODIZED INSIDE; Mouth Length: 2.127 INCHES MINIMUM AND 2.247 INCHES MAXIMUM IN; Frequency Range Rating: +12.4 TO 18.0 GIGAHERTZ. 12 total characteristics are documented in the Federal Logistics Information System.
NSN 5985-00-504-7777 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.