The Filter,neutral Dens, cataloged under National Stock Number 6625-00-451-9352, is classified within Federal Supply Class 6625 (Electrical and Electronic Properties Measuring and Testing Instruments) of the Instruments and Laboratory Equipment group. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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. Unit of issue: EA.
| Item Name | Filter,neutral Dens |
| FSC / FSG | 6625 — Electrical and Electronic Properties Measuring and Testing Instruments (FSG 66) |
| Parameter | Value |
|---|---|
| NSN | 6625-00-451-9352 |
| Item Name | Filter,neutral Dens |
| FSC / FSG | 6625 / 66 — Electrical and Electronic Properties Measuring and Testing Instruments |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Shelf Life Code | 0 |
| Unit of Issue | EA |
| Acquisition advice code | JN |
| Reference | Meaning |
|---|---|
| 887407 | 5/9 Secondary reference Bausch and Lomb-Ferson Optics |
| 15400E | 3/2 Design control — primary reference U.S. Government activity |
NSN 6625-00-451-9352 is a Filter,neutral Dens, classified under FSC 6625, Electrical and Electronic Properties Measuring and Testing Instruments. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 2920-00-758-5243. Verify interchangeability with system specifications before substitution.
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.