The Waveguide Assembly, cataloged under National Stock Number 5985-00-504-6700, 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 Frontgrade Technologies Inc.. Government technical data includes 26 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-00-504-6700 |
| Primary Part Number | B65120 |
| Item Name | Waveguide Assembly |
| FSC / FSG | 5985 / 59 — No Item Name Available |
| Manufacturer | Frontgrade Technologies Inc. |
| Status | ACTIVE |
| Cross-Sectional Shape Style | INTERNAL, RECTANGULAR EXTERNAL, RECTANGULAR |
| Flange Quantity | 2 |
| Flange Connecting Facility and Quantity | 4 THREADED HOLE(S) FIRST FLANGE SINGLE CONNECTION FACILITY |
| Flange Style | CHOKE TYPE FIRST FLANGE |
| Flange Outside Height | 1.625 INCHES NOMINAL SECOND FLANGE IN |
| Flange Inside Width | 1.003 INCHES NOMINAL SECOND FLANGE IN |
| Style Designator | BEND TYPE |
| Flange Inside Height | 0.400 INCHES NOMINAL FIRST FLANGE IN |
| Flange Inside Width | 0.900 INCHES NOMINAL FIRST FLANGE IN |
| Flange Outside Width | 1.625 INCHES NOMINAL FIRST FLANGE IN |
| Flange Inside Height | 0.505 INCHES NOMINAL SECOND FLANGE IN |
| Waveguide Inside Width | 0.900 INCHES NOMINAL IN |
| Waveguide Outside Height | 0.500 INCHES NOMINAL IN |
| Flange Connecting Facility and Quantity | 4 UNTHREADED HOLE(S) SECOND FLANGE SINGLE CONNECTION FACILITY |
| Material | ALUMINUM ALL FLANGE |
| Flange Depth | 0.438 INCHES NOMINAL SECOND FLANGE IN |
| Tubing Wall Construction Style | SEAMLESS SINGLE TUBING SEGMENT |
| Waveguide Outside Width | 1.000 INCHES NOMINAL IN |
| Surface Treatment | SILVER ALL TUBING SEGMENT INSIDE SURFACES |
| Flange Outside Height | 1.625 INCHES NOMINAL FIRST FLANGE IN |
| Waveguide Inside Height | 0.400 INCHES NOMINAL IN |
| Flange Outside Width | 1.625 INCHES NOMINAL SECOND FLANGE IN |
| Flange Connecting Hole Diameter | 0.169 INCHES NOMINAL ALL FLANGES ALL CONNECTION FACILITIES IN |
| Bend Angle in Deg | 90.0 SINGLE BEND E-PLANE |
| Flange Style | COVER TYPE SECOND FLANGE |
| Flexibility | RIGID SINGLE TUBING SEGMENT |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 5985-00-504-6700 is a Waveguide Assembly, manufactured by Frontgrade Technologies Inc., classified under FSC 5985 (No Item Name Available). Status: active.
NSN 5985-00-504-6700 has 2 cross-referenced part numbers: B65120 (Litton Systems Inc Airtron Div), B65120 (Frontgrade Technologies Inc.).
There is 1 known substitute for 5985-00-504-6700: 4320-00-812-5018. Verify interchangeability with system specifications before substitution.
Key specifications for B65120: Cross-Sectional Shape Style: INTERNAL, RECTANGULAR EXTERNAL, RECTANGULAR; Flange Quantity: 2; Flange Connecting Facility and Quantity: 4 THREADED HOLE(S) FIRST FLANGE SINGLE CONNECTION FACILITY; Flange Style: CHOKE TYPE FIRST FLANGE. 26 total characteristics are documented in the Federal Logistics Information System.