The Waveguide Assembly, cataloged under National Stock Number 5985-01-271-7253, 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 Frontgrade Technologies Inc.. Government technical data includes 27 specifications, cited from the U.S. Government catalog. The record lists 6 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5985-01-271-7253 |
| Primary Part Number | 1062496-5 |
| Item Name | Waveguide Assembly |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Frontgrade Technologies Inc. |
| Status | ACTIVE |
| FSC Application Data | RADAR EQUIPMENT |
| Tubing Wall Construction Style | SEAMLESS SINGLE TUBING SEGMENT |
| Flange Inside Height | 0.222 INCHES MINIMUM ALL FLANGES IN |
| Flange Quantity | 2 |
| Precious Material | SILVER |
| Voltage Standing Wave Ratio | 1.10 |
| Style Designator | OFFSET BEND TYPE |
| Flexibility | RIGID SINGLE TUBING SEGMENT |
| Waveguide Inside Width | 0.279 INCHES MINIMUM AND 0.282 INCHES MAXIMUM IN |
| Cross-Sectional Shape Style | INTERNAL, RECTANGULAR EXTERNAL, RECTANGULAR |
| Operating Pressure | 30.0 POUNDS PER SQUARE INCH GAUGE (PSIG) MAXIMUM LBS |
| Flange Outside Height | 0.745 INCHES MINIMUM AND 0.755 INCHES MAXIMUM ALL FLANGES IN |
| Flange Connecting Hole Diameter | 0.116 INCHES MINIMUM ALL FLANGES SINGLE CONNECTION FACILITY IN |
| Waveguide Center to Center Distance | 0.364 INCHES MINIMUM AND 0.384 INCHES MAXIMUM IN |
| Flange Inside Width | 0.362 INCHES MINIMUM ALL FLANGES IN |
| Waveguide Length | 3.080 INCHES MINIMUM AND 3.100 INCHES MAXIMUM IN |
| Waveguide Outside Height | 0.218 INCHES MINIMUM AND 0.222 INCHES MAXIMUM IN |
| Waveguide Outside Width | 0.358 INCHES MINIMUM AND 0.362 INCHES MAXIMUM IN |
| Flange Depth | 0.182 INCHES MINIMUM AND 0.192 INCHES MAXIMUM ALL FLANGES IN |
| Flange Outside Width | 0.745 INCHES MINIMUM AND 0.755 INCHES MAXIMUM ALL FLANGES IN |
| Insertion Loss in Decibels | 0.20 |
| Surface Treatment | PRIMER SINGLE TUBING SEGMENT AND FLANGE OUTSIDE SURFACES |
| Precious Material and Location | EXTERNAL SURFACES SILVER |
| Waveguide Inside Height | 0.139 INCHES MINIMUM AND 0.142 INCHES MAXIMUM IN |
| Material | COPPER ALLOY SINGLE TUBING SEGMENT AND FLANGE |
| Flange Connecting Facility and Quantity | 4 UNTHREADED HOLE(S) ALL FLANGES SINGLE CONNECTION FACILITY |
| Flange Style | COVER TYPE ALL FLANGES |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 17-19096-5 | Textron Systems Corporation Dba Textron Systems Corp (USA) |
| 1062496-5 PRIMARY | Frontgrade Technologies Inc. (USA) |
| 100464 PRIMARY | Waveline Inc (USA) |
| 17-19096-5 PRIMARY | Waveline Inc (USA) |
| 17-19096-5 PRIMARY | Microwave Engineering Corporation (USA) |
| 17-19096-5 PRIMARY | Mikim Industries Inc (USA) |
| Reference | Meaning |
|---|---|
| 17-19096-5 | 5/9 Secondary reference U.S. Government activity |
NSN 5985-01-271-7253 is a Waveguide Assembly, manufactured by Frontgrade Technologies Inc., classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-271-7253 has 6 manufacturer part numbers on file: 17-19096-5 (Textron Systems Corporation Dba Textron Systems Corp), 1062496-5 (Frontgrade Technologies Inc.), 100464 (Waveline Inc), 17-19096-5 (Waveline Inc), 17-19096-5 (Microwave Engineering Corporation) and 1 more.
1 possible match (shared part number, not a government interchangeability claim): 6115-01-721-2426. Verify interchangeability with system specifications before substitution.
Key specifications for 1062496-5: FSC Application Data: RADAR EQUIPMENT; Tubing Wall Construction Style: SEAMLESS SINGLE TUBING SEGMENT; Flange Inside Height: 0.222 INCHES MINIMUM ALL FLANGES IN; Flange Quantity: 2. 27 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.
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.