The Packing,preformed, cataloged under National Stock Number 5330-01-540-1834, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Ernst, John C & Co, Inc.. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 3 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5330-01-540-1834 |
| Primary Part Number | P408-04 034EP |
| Item Name | Packing,preformed |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Ernst, John C & Co, Inc. |
| Status | ACTIVE |
| Cross-Sectional Height | 0.375 INCHES NOMINAL IN |
| Cross-Sectional Shape Style | SQUARE/RECTANGULAR |
| Peripheral Diameter | 0.875 INCHES NOMINAL IN |
| Center Hole Diameter | 0.562 INCHES NOMINAL IN |
| Material | RUBBER ETHYLENE-PROPYLENE CLASS EPM 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 |
|---|---|
| 863500-14 | Aircraft Appliances and Equipment Limited Div Aircraft Appliances and Equipment Ltd. (CAN) |
| P408-04 034EP PRIMARY | Ernst, John C & Co, Inc. (USA) |
| 863500 ITEM 6 | Aircraft Appliances and Equipment Limited Div Aircraft Appliances and Equipment Ltd. (CAN) |
| Reference | Meaning |
|---|---|
| P408-04 034TH | 5/9 Secondary reference Ernst, John C & Co, Inc. |
NSN 5330-01-540-1834 is a Packing,preformed, manufactured by Ernst, John C & Co, Inc., classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-540-1834 has 3 manufacturer part numbers on file: 863500-14 (Aircraft Appliances and Equipment Limited Div Aircraft Appliances and Equipment Ltd.), P408-04 034EP (Ernst, John C & Co, Inc.), 863500 ITEM 6 (Aircraft Appliances and Equipment Limited Div Aircraft Appliances and Equipment Ltd.).
Key specifications for P408-04 034EP: Cross-Sectional Height: 0.375 INCHES NOMINAL IN; Cross-Sectional Shape Style: SQUARE/RECTANGULAR; Peripheral Diameter: 0.875 INCHES NOMINAL IN; Center Hole Diameter: 0.562 INCHES NOMINAL IN. 5 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.