The Gasket, cataloged under National Stock Number 5330-01-157-5688, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 8 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-157-5688 |
| Primary Part Number | 3012325 |
| Item Name | Gasket |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Cross-Sectional Thickness | 0.019 INCHES MINIMUM AND 0.041 INCHES MAXIMUM IN |
| Aperture Diameter | 1.250 INCHES NOMINAL IN |
| Bolt Hole Quantity | 4 |
| Center to Center Distance Between Bolt Holes Along Length | 1.500 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN |
| Center to Center Distance Between Bolt Holes Along Width | 1.500 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN |
| Outside Corner Radius | 0.250 INCHES NOMINAL IN |
| Material | RUBBER OVERALL |
| Hole Diameter | 0.219 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN |
| 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 |
|---|---|
| 3012325 PRIMARY | Naval Sea Systems Command (USA) |
| 3012325 | Trelleborg Coated Systems Us Inc (USA) |
| 3012325 | Precision Gasket Company Dba Pgc (USA) |
| Reference | Meaning |
|---|---|
| 3012325 | 5/9 Secondary reference Du Pont E I De Nemours and Co Inc Chemicals Safety Services |
| 3012325 | 5/9 Secondary reference Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
NSN 5330-01-157-5688 is a Gasket, manufactured by Naval Sea Systems Command, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-157-5688 has 3 manufacturer part numbers on file: 3012325 (Naval Sea Systems Command), 3012325 (Trelleborg Coated Systems Us Inc), 3012325 (Precision Gasket Company Dba Pgc).
Key specifications for 3012325: Cross-Sectional Thickness: 0.019 INCHES MINIMUM AND 0.041 INCHES MAXIMUM IN; Overall Length: 2.062 INCHES NOMINAL IN; Overall Width: 2.062 INCHES NOMINAL IN; Aperture Diameter: 1.250 INCHES NOMINAL IN. 8 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.