The Isolator,radio Frequency Reflect, cataloged under National Stock Number 5985-01-016-6253, 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 Raytheon Company Dba Raytheon Co. Government technical data includes 11 specifications, cited from the U.S. Government catalog. The record lists 2 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-016-6253 |
| Primary Part Number | IXL270 |
| Item Name | Isolator,radio Frequency Reflect |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Raytheon Company Dba Raytheon Co |
| Status | ACTIVE |
| Document Type | MILITARY SPECIFICATION |
| Angular Displacement Between Flange Contact Surfaces in Deg | 45.0 |
| Controlling Agency | RAYTHEON CO |
| Flange Quantity | 1 |
| Flange Type | CONTACT |
| Identifying Number | 49956 PART NO. |
| Flange Connecting Hole Diameter | 0.169 INCHES MINIMUM AND 0.175 INCHES MAXIMUM IN |
| Frequency Range Rating | +9.2 TO 9.4 GIGAHERTZ |
| Flange Connecting Hole Spacing | SPACED ON 0.624 IN. BY 1.656 IN. MTG CENTERS,SPACED ON 0.624 IN. BY 1.156 IN. MTG CENTERS IN |
| Document Identification | MIL-STD-100A A |
| Flange Connection Facility Quantity | 8 |
| 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 |
|---|---|
| IXL270 | Raytheon Company (USA) |
| IXL270 PRIMARY | Raytheon Company Dba Raytheon Co (USA) |
| Reference | Meaning |
|---|---|
| IXL270 | 5/9 Secondary reference Raytheon Company Div Corp |
| 2887716-1 | 7/2 Vendor item drawing reference Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
NSN 5985-01-016-6253 is a Isolator,radio Frequency Reflect, manufactured by Raytheon Company Dba Raytheon Co, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-016-6253 has 2 manufacturer part numbers on file: IXL270 (Raytheon Company), IXL270 (Raytheon Company Dba Raytheon Co).
Key specifications for IXL270: Overall Height: 1.000 INCHES NOMINAL IN; Document Type: MILITARY SPECIFICATION; Angular Displacement Between Flange Contact Surfaces in Deg: 45.0; Controlling Agency: RAYTHEON CO. 11 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 5985-01-016-6253 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.