The Packing with Retainer, cataloged under National Stock Number 5330-00-486-8079, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is De Havilland Aircraft of Canada Limited. Government technical data includes 7 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-00-486-8079 |
| Primary Part Number | C4B1444-1 |
| Item Name | Packing with Retainer |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | De Havilland Aircraft of Canada Limited |
| Status | ACTIVE |
| Retainer Inside Diameter | 1.143 INCHES NOMINAL IN |
| Packing Inside Diameter | 1.000 INCHES NOMINAL IN |
| Outside Diameter | 1.312 INCHES NOMINAL IN |
| Packing Ring Cross-Sectional Diameter | 0.125 INCHES NOMINAL IN |
| Retainer Thickness | 0.042 INCHES NOMINAL IN |
| Material | WOOL AND PLASTIC PACKING |
| Construction | TWO-PIECE |
| 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 |
|---|---|
| C4B1444-1 PRIMARY | De Havilland Aircraft of Canada Limited (CAN) |
| Reference | Meaning |
|---|---|
| C4B1444-1 | 5/9 Secondary reference De Havilland Parts & Aerostructures Limited Div Field Aviation |
NSN 5330-00-486-8079 is a Packing with Retainer, manufactured by De Havilland Aircraft of Canada Limited, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-00-486-8079 has 1 manufacturer part number on file: C4B1444-1 (De Havilland Aircraft of Canada Limited).
Key specifications for C4B1444-1: Retainer Inside Diameter: 1.143 INCHES NOMINAL IN; Packing Inside Diameter: 1.000 INCHES NOMINAL IN; Outside Diameter: 1.312 INCHES NOMINAL IN; Packing Ring Cross-Sectional Diameter: 0.125 INCHES NOMINAL IN. 7 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.