The Waveguide Assembly, cataloged under National Stock Number 5985-01-087-8466, 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 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 29 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5985-01-087-8466 |
| Primary Part Number | 3152760-1 |
| Item Name | Waveguide Assembly |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | ACTIVE |
| Tubing Wall Construction Style | STRAIGHT SEAM SINGLE TUBING SEGMENTSTRAIGHT SEAM SINGLE TUBING SEGMENT |
| Flange Inside Height | 0.505 INCHES NOMINAL SECOND FLANGE0.505 INCHES NOMINAL SECOND FLANGE IN |
| Flange Inside Height | 0.311 INCHES NOMINAL FIRST FLANGE0.311 INCHES NOMINAL FIRST FLANGE IN |
| Waveguide Height | 5.290 INCHES NOMINAL IN |
| Flange Quantity | 22 |
| Bend Angle in Deg | 90.0 ALL BENDS E-PLANE90.0 ALL BENDS E-PLANE |
| Style Designator | DOUBLE BEND TYPE |
| Flexibility | RIGID SINGLE TUBING SEGMENT |
| Flange Inside Diameter | 0.828 INCHES NOMINAL SINGLE FLANGE0.828 INCHES NOMINAL SINGLE FLANGE IN |
| Waveguide Inside Width | 0.900 INCHES NOMINAL0.900 INCHES NOMINAL IN |
| Cross-Sectional Shape Style | INTERNAL, RECTANGULAR EXTERNAL, RECTANGULARINTERNAL, RECTANGULAR EXTERNAL, RECTANGULAR |
| Flange Outside Height | 1.312 INCHES NOMINAL FIRST FLANGE1.312 INCHES NOMINAL FIRST FLANGE IN |
| Flange Outside Height | 1.625 INCHES NOMINAL SECOND FLANGE1.625 INCHES NOMINAL SECOND FLANGE IN |
| Flange Connecting Hole Diameter | 0.172 INCHES NOMINAL SECOND FLANGE ALL CONNECTION FACILITIES0.172 INCHES NOMINAL SECOND FLANGE ALL CONNECTION FACILITIES IN |
| Waveguide Center to Center Distance | 12.640 INCHES NOMINAL IN |
| Flange Inside Width | 0.622 INCHES NOMINAL FIRST FLANGE0.622 INCHES NOMINAL FIRST FLANGE IN |
| Flange Inside Width | 1.005 INCHES NOMINAL SECOND FLANGE1.005 INCHES NOMINAL SECOND FLANGE IN |
| Thread Direction | RIGHT-HAND FIRST FLANGE ALL CONNECTION FACILITIESRIGHT-HAND FIRST FLANGE ALL CONNECTION FACILITIES |
| Nominal Thread Size | 0.138 INCHES FIRST FLANGE ALL CONNECTION FACILITIES0.138 INCHES FIRST FLANGE ALL CONNECTION FACILITIES IN |
| Flange Depth | 0.438 INCHES NOMINAL SECOND FLANGE0.438 INCHES NOMINAL SECOND FLANGE IN |
| Flange Depth | 0.375 INCHES NOMINAL FIRST FLANGE0.375 INCHES NOMINAL FIRST FLANGE IN |
| Flange Outside Width | 1.312 INCHES NOMINAL FIRST FLANGE1.312 INCHES NOMINAL FIRST FLANGE IN |
| Flange Outside Width | 1.625 INCHES NOMINAL SECOND FLANGE1.625 INCHES NOMINAL SECOND FLANGE IN |
| Waveguide Inside Height | 0.400 INCHES NOMINAL0.400 INCHES NOMINAL IN |
| Thread Class | 2B FIRST FLANGE ALL CONNECTION FACILITIES2B FIRST FLANGE ALL CONNECTION FACILITIES |
| Material | COPPER ALLOY ALL FLANGE |
| Flange Connecting Facility and Quantity | 4 UNTHREADED HOLE(S) SECOND FLANGE ALL CONNECTION FACILITIES |
| Flange Connecting Facility and Quantity | 4 THREADED HOLE(S) FIRST FLANGE ALL CONNECTION FACILITIES4 THREADED HOLE(S) FIRST FLANGE ALL CONNECTION FACILITIES |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) FIRST FLANGE ALL CONNECTION FACILITIES |
| 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 |
|---|---|
| 1055350-001 | Lockheed Martin Corporation Div Rms (USA) |
| 3152760-1 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| 1055350-1 | Lockheed Martin Corporation Div Rms (USA) |
| Reference | Meaning |
|---|---|
| 1055350-1 | 5/9 Secondary reference Lockheed Martin Corporation Div Rms - Mitchel Field |
| 1055350-001 | 5/9 Secondary reference Lockheed Martin Corporation Div Rms - Mitchel Field |
NSN 5985-01-087-8466 is a Waveguide Assembly, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-087-8466 has 3 manufacturer part numbers on file: 1055350-001 (Lockheed Martin Corporation Div Rms), 3152760-1 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 1055350-1 (Lockheed Martin Corporation Div Rms).
1 possible match (shared part number, not a government interchangeability claim): 5998-01-267-2431. Verify interchangeability with system specifications before substitution.
Key specifications for 3152760-1: Tubing Wall Construction Style: STRAIGHT SEAM SINGLE TUBING SEGMENTSTRAIGHT SEAM SINGLE TUBING SEGMENT; Flange Inside Height: 0.505 INCHES NOMINAL SECOND FLANGE0.505 INCHES NOMINAL SECOND FLANGE IN; Flange Inside Height: 0.311 INCHES NOMINAL FIRST FLANGE0.311 INCHES NOMINAL FIRST FLANGE IN; Waveguide Height: 5.290 INCHES NOMINAL IN. 29 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 5985-01-087-8466 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.