The Waveguide Assembly, cataloged under National Stock Number 5985-00-971-2055, 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 30 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-00-971-2055 |
| Primary Part Number | 102877-1 |
| Item Name | Waveguide Assembly |
| FSC / FSG | 5985 / 59 — No Item Name Available |
| Manufacturer | L3harris Technologies, Inc Div Space & Airborne Systems |
| Status | ACTIVE |
| Flexibility | FLEXIBLE SINGLE TUBING SEGMENT |
| Nominal Thread Size | 0.164 INCHES ALL FLANGES ALL CONNECTION FACILITIES IN |
| Voltage Standing Wave Ratio | 1.10 |
| Thread Class | 2B ALL FLANGES ALL CONNECTION FACILITIES |
| Tubing Wall Construction Style | CORRUGATED SINGLE TUBING SEGMENT |
| Insertion Loss in Decibels | 0.10 |
| Flange Inside Width | 0.900 INCHES NOMINAL ALL FLANGES IN |
| Material | ALUMINUM ALL FLANGE |
| Flange Inside Diameter | 1.422 INCHES NOMINAL ALL FLANGES IN |
| Surface Treatment | SILVER SINGLE TUBING SEGMENT INSIDE SURFACES |
| Flange Quantity | 2 |
| Flange Outside Width | 1.625 INCHES NOMINAL ALL FLANGES IN |
| Thread Direction | RIGHT-HAND ALL FLANGES ALL CONNECTION FACILITIES |
| Flange Outside Height | 1.625 INCHES NOMINAL ALL FLANGES IN |
| Thread Quantity Per Inch | 32 ALL FLANGES ALL CONNECTION FACILITIES |
| Style Designator | STRAIGHT TYPE |
| Waveguide Inside Height | 0.400 INCHES NOMINAL IN |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) ALL FLANGES ALL CONNECTION FACILITIES |
| Waveguide Outside Width | 1.000 INCHES NOMINAL IN |
| Flange Connecting Facility and Quantity | 4 THREADED HOLE(S) ALL FLANGES ALL CONNECTION FACILITIES |
| Flange Depth | 0.438 INCHES NOMINAL ALL FLANGES IN |
| Material | COPPER ALLOY SINGLE TUBING SEGMENT |
| Waveguide Inside Width | 0.900 INCHES NOMINAL IN |
| Flange Style | CHOKE TYPE ALL FLANGES |
| Flange Inside Height | 0.400 INCHES NOMINAL ALL FLANGES IN |
| Waveguide Length | 9.500 INCHES NOMINAL IN |
| Precious Material and Location | TUBING INSIDE SURFACE SILVER |
| Precious Material | SILVER |
| Waveguide Outside Height | 0.500 INCHES NOMINAL IN |
| Cross-Sectional Shape Style | INTERNAL, RECTANGULAR EXTERNAL, RECTANGULAR |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 5985-00-971-2055 is a Waveguide Assembly, manufactured by L3harris Technologies, Inc Div Space & Airborne Systems, classified under FSC 5985 (No Item Name Available). Status: active.
NSN 5985-00-971-2055 has 4 cross-referenced part numbers: 102877-1 (Microtech Inc Dba Microtech Inc), 102877-1 (Litton Systems Inc Airtron Div), 102877-1 (L3harris Technologies, Inc Div Space & Airborne Systems), 203284 (Microtech Inc Dba Microtech Inc).
There are 2 known substitutes for 5985-00-971-2055: 9340-00-804-1164, 5330-01-626-3778. Verify interchangeability with system specifications before substitution.
Key specifications for 102877-1: Flexibility: FLEXIBLE SINGLE TUBING SEGMENT; Nominal Thread Size: 0.164 INCHES ALL FLANGES ALL CONNECTION FACILITIES IN; Voltage Standing Wave Ratio: 1.10; Thread Class: 2B ALL FLANGES ALL CONNECTION FACILITIES. 30 total characteristics are documented in the Federal Logistics Information System.