The Gasket, cataloged under National Stock Number 5330-01-025-4407, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Automatic Switch Company Dba Asco. Government technical data includes 2 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-025-4407 |
| Primary Part Number | 210-475-4N |
| Item Name | Gasket |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Automatic Switch Company Dba Asco |
| Status | ACTIVE |
| Supplementary Features | CROSS-SECTIONAL SHAPE STYLE:NO.195 IRREGULAR SHAPE FROM FIIG A03200 |
| Material | ASBESTOS AND STEEL OVERALL |
| 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 |
|---|---|
| PL170-258ITEM59E | Automatic Switch Company Dba Asco (USA) |
| 210-475-4N PRIMARY | Automatic Switch Company Dba Asco (USA) |
| Reference | Meaning |
|---|---|
| HV-166-818-21D | 5/9 Secondary reference Automatic Switch Company Dba Asco |
NSN 5330-01-025-4407 is a Gasket, manufactured by Automatic Switch Company Dba Asco, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-025-4407 has 2 manufacturer part numbers on file: PL170-258ITEM59E (Automatic Switch Company Dba Asco), 210-475-4N (Automatic Switch Company Dba Asco).
Key specifications for 210-475-4N: Supplementary Features: CROSS-SECTIONAL SHAPE STYLE:NO.195 IRREGULAR SHAPE FROM FIIG A03200; Special Features: STYLE DESIGNATOR:NO.60 IRREGULAR SHAPE FROM FIIG A03200; Material: ASBESTOS AND STEEL OVERALL. 2 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.