The Waveguide, cataloged under National Stock Number 5985-01-137-2772, 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 Ward Leonard Ct Llc. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Waveguide |
| FSC / FSG | 5985 — Antennas, Waveguides, and Related Equipment (FSG 59) |
| Manufacturers | Microtech Inc Dba Microtech Inc (CAGE 54647); Ward Leonard Ct Llc (CAGE 63743); Microwave Engineering Corporation (CAGE 06351) |
| Parameter | Value |
|---|---|
| NSN | 5985-01-137-2772 |
| Primary Part Number | TL86-4B144N |
| Item Name | Waveguide |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Ward Leonard Ct Llc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Part Number | Manufacturer |
|---|---|
| MTPS284-501-N-144B | Microtech Inc Dba Microtech Inc (USA) |
| TL86-4B144N PRIMARY | Ward Leonard Ct Llc (USA) |
| TL86-4B144N PRIMARY | Microwave Engineering Corporation (USA) |
| Reference | Meaning |
|---|---|
| TL86-4B144N | 5/9 Secondary reference Ward Leonard Ct Llc |
NSN 5985-01-137-2772 is a Waveguide, manufactured by Ward Leonard Ct Llc, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-137-2772 has 3 manufacturer part numbers on file: MTPS284-501-N-144B (Microtech Inc Dba Microtech Inc), TL86-4B144N (Ward Leonard Ct Llc), TL86-4B144N (Microwave Engineering Corporation).
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 5985-01-137-2772 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.