The Waveguide Assembly, cataloged under National Stock Number 5985-01-154-2654, is classified within Federal Supply Class 5985 (Antennas, Waveguides, and Related Equipment) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Northrop Grumman Systems Corporation Dba Aerospace Systems Div Aeronautics Systems. Government technical data includes 21 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-154-2654 |
| Primary Part Number | 101910-1 |
| Item Name | Waveguide Assembly |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Northrop Grumman Systems Corporation Dba Aerospace Systems Div Aeronautics Systems |
| Status | ACTIVE |
| Tubing Wall Construction Style | SEAMLESS ALL TUBING SEGMENT |
| Flange Inside Height | 0.400 INCHES NOMINAL ALL FLANGES IN |
| Flange Quantity | 2 |
| Voltage Standing Wave Ratio | 1.15 |
| Bend Angle in Deg | 45.0 SINGLE BEND E-PLANE |
| Bend Angle in Deg | 45.0 SINGLE BEND H-PLANE |
| Style Designator | BEND TYPE |
| Waveguide Offset Distance | 3.000 INCHES NOMINAL IN |
| Flexibility | RIGID ALL TUBING SEGMENT |
| Flange Outside Height | 1.250 INCHES NOMINAL ALL FLANGES IN |
| Flange Inside Width | 1.220 INCHES NOMINAL ALL FLANGES IN |
| Flange Depth | 0.968 INCHES NOMINAL ALL FLANGES IN |
| Flange Outside Width | 1.310 INCHES NOMINAL ALL FLANGES IN |
| Tubing Twist Type | STEP TWIST ALL TUBING SEGMENT |
| Tubing Twist Angle in Deg | 90.0 ALL TUBING SEGMENT |
| Material | ALUMINUM SINGLE TUBING SEGMENT |
| Material | ALUMINUM SINGLE FLANGE |
| Flange Connecting Facility and Quantity | 2 THREADED HOLE(S) FIRST FLANGE SECOND CONNECTION FACILITY |
| Flange Connecting Facility and Quantity | 2 THREADED HOLE(S) SECOND FLANGE THIRD CONNECTION FACILITY |
| Flange Style | COVER TYPE ALL FLANGES |
| Waveguide Longer Offset Distance | 1.690 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 101910-1 PRIMARY | Northrop Grumman Systems Corporation Dba Aerospace Systems Div Aeronautics Systems (USA) |
NSN 5985-01-154-2654 is a Waveguide Assembly, manufactured by Northrop Grumman Systems Corporation Dba Aerospace Systems Div Aeronautics Systems, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-154-2654 has 1 manufacturer part number on file: 101910-1 (Northrop Grumman Systems Corporation Dba Aerospace Systems Div Aeronautics Systems).
1 possible match (shared part number, not a government interchangeability claim): 6220-01-361-3483. Verify interchangeability with system specifications before substitution.
Key specifications for 101910-1: Tubing Wall Construction Style: SEAMLESS ALL TUBING SEGMENT; Flange Inside Height: 0.400 INCHES NOMINAL ALL FLANGES IN; Flange Quantity: 2; Voltage Standing Wave Ratio: 1.15. 21 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 5985-01-154-2654 has DEMIL Code D. Demilitarization may be required before disposal or transfer to non-military entities.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.