The Filter,band Pass, cataloged under National Stock Number 5915-01-591-3772, is classified within Federal Supply Class 5915 (Filters and Networks) of the Electrical and Electronic Equipment Components group. The manufacturer of record is K&l Microwave Llc. The record lists 2 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
| Parameter | Value |
|---|---|
| NSN | 5915-01-591-3772 |
| Primary Part Number | 4IZ10-1920/TX170-PX |
| Item Name | Filter,band Pass |
| FSC / FSG | 5915 / 59 — Filters and Networks |
| Manufacturer | K&l Microwave Llc |
| Status | ACTIVE |
| 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 |
|---|---|
| 4IZ10-1920/TX170-PX PRIMARY | K&l Microwave Llc (USA) |
| D-579 PRIMARY | Networks International Corp (USA) |
| Reference | Meaning |
|---|---|
| 562R223H02 | 1/2 Source control — Government-approved source U.S. Government activity |
NSN 5915-01-591-3772 is a Filter,band Pass, manufactured by K&l Microwave Llc, classified under FSC 5915, Filters and Networks. Status: active.
NSN 5915-01-591-3772 has 2 manufacturer part numbers on file: 4IZ10-1920/TX170-PX (K&l Microwave Llc), D-579 (Networks International Corp).
Key specifications for 4IZ10-1920/TX170-PX: Special Features: CENTER FREQUENCY: H01 810 MHZ, H02 1920 MHZ; OPERATING TEMP VARIANCE MOUNTED TO A HEAT SINK -40 TO +85 DEG CELCIUS; PART IDENTIFICATION IAW MIL-STD-1285 AND PERMANENCY REQUIRENMENTS IAW MIL-STD-883 MHz; Part Name Assigned by Controlling Agency: FILTER,RF,BANDPASS, 400 SERIES SST. 0 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 5915-01-591-3772 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.