The Waveguide Assembly, cataloged under National Stock Number 5985-00-905-8977, 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 Waveline Inc. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-00-905-8977 |
| Primary Part Number | 641-1 |
| Item Name | Waveguide Assembly |
| FSC / FSG | 5985 / 59 — No Item Name Available |
| Manufacturer | Waveline Inc |
| Status | ACTIVE |
| Waveguide Length | 3.000 INCHES NOMINAL IN |
| Waveguide Outside Width | 0.996 INCHES MINIMUM AND 1.004 INCHES MAXIMUM IN |
| Style Designator | STRAIGHT TYPE |
| Waveguide Outside Height | 0.496 INCHES MINIMUM AND 0.504 INCHES MAXIMUM IN |
| Flange Style | CHOKE TYPE ALL FLANGES |
| Material | COPPER ALLOY ALL TUBING SEGMENT AND FLANGE |
| Tubing Wall Construction Style | SEAMLESS SINGLE TUBING SEGMENT |
| Waveguide Inside Height | 0.396 INCHES MINIMUM AND 0.404 INCHES MAXIMUM IN |
| Flange Quantity | 2 |
| Waveguide Inside Width | 0.869 INCHES MINIMUM AND 0.904 INCHES MAXIMUM IN |
| Flexibility | RIGID SINGLE TUBING SEGMENT |
| FSC Application Data | ANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT |
| Cross-Sectional Shape Style | INTERNAL, RECTANGULAR EXTERNAL, RECTANGULAR |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 90-120-3-77B | Advanced Technical Materials, Inc. Dba a T M (USA) |
| 90-220-03-2 | Antenna & Radome Research Associates Corp Dba Arra Inc Div Arra Inc (USA) |
| MDC95121-90-1-3 | Dal-Tech Devices, Inc. Dba Dal-Tech Devices Inc Div Dal-Tec Devices, Inc (USA) |
| 641-1 PRIMARY | Waveline Inc (USA) |
NSN 5985-00-905-8977 is a Waveguide Assembly, manufactured by Waveline Inc, classified under FSC 5985 (No Item Name Available). Status: active.
NSN 5985-00-905-8977 has 4 cross-referenced part numbers: 90-120-3-77B (Advanced Technical Materials, Inc. Dba a T M), 90-220-03-2 (Antenna & Radome Research Associates Corp Dba Arra Inc Div Arra Inc), MDC95121-90-1-3 (Dal-Tech Devices, Inc. Dba Dal-Tech Devices Inc Div Dal-Tec Devices, Inc), 641-1 (Waveline Inc).
There are 12 known substitutes for 5985-00-905-8977: 6625-00-014-6045, 3110-00-144-8549, 5915-00-478-3107 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 641-1: Waveguide Length: 3.000 INCHES NOMINAL IN; Waveguide Outside Width: 0.996 INCHES MINIMUM AND 1.004 INCHES MAXIMUM IN; Style Designator: STRAIGHT TYPE; Waveguide Outside Height: 0.496 INCHES MINIMUM AND 0.504 INCHES MAXIMUM IN. 13 total characteristics are documented in the Federal Logistics Information System.