The Packing Assembly, cataloged under National Stock Number 5330-00-768-5445, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 14 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-00-768-5445 |
| Primary Part Number | 1768588 |
| Item Name | Packing Assembly |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | ACTIVE |
| Intermediate Ring Quantity | 5 |
| Outside Diameter | 3.500 INCHES NOMINAL IN |
| Material Document and Classification | 1081 FSCM 73277 MFR REF SINGLE MATERIAL RESPONSE INTERMEDIATE RING |
| Cross-Sectional Shape Style | ANGLE TOP RING |
| Cross-Sectional Shape Style | V BOTTOM RING |
| Cross-Sectional Shape Style | V INTERMEDIATE RING |
| Inside Diameter | 2.750 INCHES NOMINAL IN |
| Height | 1.281 INCHES NOMINAL IN |
| Material | RUBBER TOP RING |
| Material | COTTON AND RUBBER CHLOROPRENE CLASS CR INTERMEDIATE RING |
| Material | RUBBER BOTTOM RING |
| Joint Type | SCARF-PERIPHERAL TOP RING |
| Joint Type | SCARF-PERIPHERAL INTERMEDIATE RING |
| Joint Type | SCARF-PERIPHERAL BOTTOM RING |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
NSN 5330-00-768-5445 is a Packing Assembly, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-00-768-5445 has 2 manufacturer part numbers on file: 3017221 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 1768588 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).
Key specifications for 1768588: Intermediate Ring Quantity: 5; Outside Diameter: 3.500 INCHES NOMINAL IN; Material Document and Classification: 1081 FSCM 73277 MFR REF SINGLE MATERIAL RESPONSE INTERMEDIATE RING; Cross-Sectional Shape Style: ANGLE TOP RING. 14 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.