The Packing,preformed, cataloged under National Stock Number 5330-00-076-3344, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Defense Maritime Solutions, Inc.. Government technical data includes 4 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-00-076-3344 |
| Primary Part Number | 100M 2.750 X 3.500 X .375 |
| Item Name | Packing,preformed |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Defense Maritime Solutions, Inc. |
| Status | ACTIVE |
| Cross-Sectional Height | 0.375 INCHES NOMINAL IN |
| Peripheral Diameter | 2.750 INCHES NOMINAL IN |
| Center Hole Diameter | 2.000 INCHES NOMINAL IN |
| Material | LEAD ALLOY AND TIN ALLOY 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 |
|---|---|
| 100M 2.750 X 3.500 X .375 PRIMARY | Defense Maritime Solutions, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 100M 2.750 X 3.500 X .375 | 5/9 Secondary reference Wartsila Lips Inc |
| 101M | 5/9 Secondary reference John Crane, Inc |
NSN 5330-00-076-3344 is a Packing,preformed, manufactured by Defense Maritime Solutions, Inc., classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-00-076-3344 has 1 manufacturer part number on file: 100M 2.750 X 3.500 X .375 (Defense Maritime Solutions, Inc.).
3 possible matches (shared part number, not a government interchangeability claim): 5330-00-961-3505, 5330-01-004-9556, 6515-01-329-4843. Verify interchangeability with system specifications before substitution.
Key specifications for 100M 2.750 X 3.500 X .375: Cross-Sectional Height: 0.375 INCHES NOMINAL IN; Peripheral Diameter: 2.750 INCHES NOMINAL IN; Center Hole Diameter: 2.000 INCHES NOMINAL IN; Material: LEAD ALLOY AND TIN ALLOY OVERALL. 4 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.