The Packing Assembly, cataloged under National Stock Number 5330-01-241-0831, 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 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5330-01-241-0831 |
| Primary Part Number | STY-C1065-1/2 IN SQ |
| Item Name | Packing Assembly |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Defense Maritime Solutions, Inc. |
| Status | ACTIVE |
| Intermediate Ring Quantity | 4 |
| Outside Diameter | 2.688 INCHES NOMINAL IN |
| Cross-Sectional Shape Style | SQUARE/RECTANGULAR BOTTOM RING |
| Cross-Sectional Shape Style | SQUARE/RECTANGULAR TOP RING |
| Cross-Sectional Shape Style | SQUARE/RECTANGULAR INTERMEDIATE RING |
| Inside Diameter | 1.688 INCHES NOMINAL IN |
| Height | 0.500 INCHES NOMINAL IN |
| Material | PLASTIC POLYTETRAFLUOROETHYLENE 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 |
|---|---|
| STY-C1065-1/2 IN SQ | John Crane, Inc (USA) |
| DX-84982 PIECE 332-A | Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA) |
| STY-C1065-1/2 IN SQ PRIMARY | Defense Maritime Solutions, Inc. (USA) |
| Reference | Meaning |
|---|---|
| DX-84982 PIECE 332-A | 5/9 Secondary reference U.S. Government activity |
| STY-C1065-1/2 IN SQ | 5/9 Secondary reference Wartsila Lips Inc |
NSN 5330-01-241-0831 is a Packing Assembly, manufactured by Defense Maritime Solutions, Inc., classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-241-0831 has 3 manufacturer part numbers on file: STY-C1065-1/2 IN SQ (John Crane, Inc), DX-84982 PIECE 332-A (Curtiss-Wright Electro-Mechanical Corporation Div Epd), STY-C1065-1/2 IN SQ (Defense Maritime Solutions, Inc.).
Key specifications for STY-C1065-1/2 IN SQ: Intermediate Ring Quantity: 4; Outside Diameter: 2.688 INCHES NOMINAL IN; Cross-Sectional Shape Style: SQUARE/RECTANGULAR BOTTOM RING; Cross-Sectional Shape Style: SQUARE/RECTANGULAR TOP RING. 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.