The Polarization Block, cataloged under National Stock Number 5342-00-069-3891, is classified within Federal Supply Class 5342 (Hardware, Weapon System) of the Hardware and Abrasives group. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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.
| Item Name | Polarization Block |
| FSC / FSG | 5342 — Hardware, Weapon System (FSG 53) |
| Parameter | Value |
|---|---|
| NSN | 5342-00-069-3891 |
| Item Name | Polarization Block |
| FSC / FSG | 5342 / 53 — Hardware, Weapon System |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Reference | Meaning |
|---|---|
| 460023-1 | 3/9 Design control — primary reference Bosch Security Systems, Inc. Dba Hy-Gain/turner Division Div Distribution |
NSN 5342-00-069-3891 is a Polarization Block, classified under FSC 5342, Hardware, Weapon System. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 2530-01-131-8317. Verify interchangeability with system specifications before substitution.
No hazard code in the DLA record (HMIC N). 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.