The Waveguide Assembly, cataloged under National Stock Number 5985-00-199-0183, 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 L3harris Technologies, Inc Div Space & Airborne Systems. Government technical data includes 29 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-00-199-0183 |
| Primary Part Number | 129981 |
| Item Name | Waveguide Assembly |
| FSC / FSG | 5985 / 59 — No Item Name Available |
| Manufacturer | L3harris Technologies, Inc Div Space & Airborne Systems |
| Status | ACTIVE |
| Flange Outside Diameter | 5.312 INCHES NOMINAL FIRST FLANGE IN |
| Insertion Loss in Decibels | 0.06 |
| Flange Connecting Facility and Quantity | 8 UNTHREADED HOLE(S) FIRST FLANGE SINGLE CONNECTION FACILITY |
| Flange Inside Height | 1.502 INCHES MINIMUM AND 1.505 INCHES MAXIMUM FIRST FLANGE IN |
| Flange Outside Diameter | 5.312 INCHES NOMINAL SECOND FLANGE IN |
| Material | RUBBER SILICONE SINGLE TUBING JACKET |
| Surface Treatment | SILVER SINGLE TUBING SEGMENT INSIDE SURFACES |
| Flange Inside Width | 3.002 INCHES MINIMUM AND 3.005 INCHES MAXIMUM SECOND FLANGE IN |
| Flange Depth | 0.750 INCHES NOMINAL SECOND FLANGE IN |
| Flexibility | FLEXIBLE SINGLE TUBING SEGMENT |
| Waveguide Inside Width | 2.835 INCHES MINIMUM AND 2.845 INCHES MAXIMUM IN |
| Flange Connecting Facility and Quantity | 8 UNTHREADED HOLE(S) SECOND FLANGE SINGLE CONNECTION FACILITY |
| Waveguide Outside Width | 2.995 INCHES MINIMUM AND 3.005 INCHES MAXIMUM IN |
| Waveguide Length | 6.690 INCHES NOMINAL IN |
| Flange Inside Width | 3.002 INCHES MINIMUM AND 3.005 INCHES MAXIMUM FIRST FLANGE IN |
| Waveguide Inside Height | 1.335 INCHES MINIMUM AND 1.345 INCHES MAXIMUM IN |
| Flange Quantity | 2 |
| Flange Style | COVER TYPE SECOND FLANGE |
| Flange Connecting Hole Diameter | 0.281 INCHES MINIMUM AND 0.286 INCHES MAXIMUM SECOND FLANGE SINGLE CONNECTION FACILITY IN |
| Flange Depth | 0.750 INCHES NOMINAL FIRST FLANGE IN |
| Style Designator | STRAIGHT TYPE |
| Cross-Sectional Shape Style | INTERNAL, RECTANGULAR EXTERNAL, RECTANGULAR |
| Voltage Standing Wave Ratio | 1.10 |
| Flange Style | COVER TYPE FIRST FLANGE |
| Flange Inside Height | 1.502 INCHES MINIMUM AND 1.505 INCHES MAXIMUM SECOND FLANGE IN |
| Flange Connecting Hole Diameter | 0.440 INCHES MINIMUM AND 0.470 INCHES MAXIMUM FIRST FLANGE SINGLE CONNECTION FACILITY IN |
| Tubing Wall Construction Style | SEAMLESS SINGLE TUBING SEGMENT |
| Material | COPPER SINGLE TUBING SEGMENT |
| Waveguide Outside Height | 1.495 INCHES MINIMUM AND 1.505 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 5985-00-199-0183 is a Waveguide Assembly, manufactured by L3harris Technologies, Inc Div Space & Airborne Systems, classified under FSC 5985 (No Item Name Available). Status: active.
NSN 5985-00-199-0183 has 3 cross-referenced part numbers: 226153 (Centurion Industries Inc), 129981 (Microtech Inc Dba Microtech Inc), 129981 (L3harris Technologies, Inc Div Space & Airborne Systems).
There are 4 known substitutes for 5985-00-199-0183: 2530-00-730-6958, 5365-00-995-5243, 5365-01-128-4385 and 1 more. Verify interchangeability with system specifications before substitution.
Key specifications for 129981: Flange Outside Diameter: 5.312 INCHES NOMINAL FIRST FLANGE IN; Insertion Loss in Decibels: 0.06; Flange Connecting Facility and Quantity: 8 UNTHREADED HOLE(S) FIRST FLANGE SINGLE CONNECTION FACILITY; Flange Inside Height: 1.502 INCHES MINIMUM AND 1.505 INCHES MAXIMUM FIRST FLANGE IN. 29 total characteristics are documented in the Federal Logistics Information System.