The Retainer,packing, cataloged under National Stock Number 5330-01-548-0389, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Naval Inventory Control Point Mechanicsburg. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 5 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-548-0389 |
| Primary Part Number | 803-6397434-X2XXX1-018CP |
| Item Name | Retainer,packing |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Naval Inventory Control Point Mechanicsburg |
| Status | ACTIVE |
| Cross-Sectional Height | 0.188 INCHES NOMINAL IN |
| Criticality Code Justification | ZZZY |
| Peripheral Diameter | 0.688 INCHES NOMINAL IN |
| Center Hole Diameter | 0.217 INCHES MINIMUM AND 0.219 INCHES MAXIMUM IN |
| Material | PLASTIC POLYCHLOROTRIFLUOROETHYLENE OVERALL |
| Reference Number Differentiating Characteristics | CLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | S |
| Part Number | Manufacturer |
|---|---|
| 803-6397434-X2XXX1-018CP | Naval Inventory Control Point Mechanicsburg (USA) |
| 7550478-6397434-050-18CP | Naval Inventory Control Point Mechanicsburg (USA) |
| 6397434-050-18CP | Naval Inventory Control Point Mechanicsburg (USA) |
| G547-0002-6397434-050-18CP | Naval Inventory Control Point Mechanicsburg (USA) |
| CD-023-30-18CP | Naval Inventory Control Point Mechanicsburg (USA) |
| Reference | Meaning |
|---|---|
| 6397434-050-18 | 5/1 Secondary reference U.S. Government activity |
| G547-0002-6397434-050-18 | 5/1 Secondary reference U.S. Government activity |
| CD-023-30-18 | 5/1 Secondary reference Huntington Ingalls Inc Div Newport News Shipbuilding |
| 803-6397434-X2XXX1-018 | 5/1 Secondary reference Naval Sea Systems Command |
| 7550478-6397434-050-18 | 3/1 Design control — primary reference Naval Sea Systems Command |
NSN 5330-01-548-0389 is a Retainer,packing, manufactured by Naval Inventory Control Point Mechanicsburg, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-548-0389 has 5 manufacturer part numbers on file: 803-6397434-X2XXX1-018CP (Naval Inventory Control Point Mechanicsburg), 7550478-6397434-050-18CP (Naval Inventory Control Point Mechanicsburg), 6397434-050-18CP (Naval Inventory Control Point Mechanicsburg), G547-0002-6397434-050-18CP (Naval Inventory Control Point Mechanicsburg), CD-023-30-18CP (Naval Inventory Control Point Mechanicsburg).
Key specifications for 803-6397434-X2XXX1-018CP: Cross-Sectional Height: 0.188 INCHES NOMINAL IN; Criticality Code Justification: ZZZY; Peripheral Diameter: 0.688 INCHES NOMINAL IN; Center Hole Diameter: 0.217 INCHES MINIMUM AND 0.219 INCHES MAXIMUM IN. 6 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.