The Packing Assembly, cataloged under National Stock Number 5330-01-450-9178, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Greene Tweed & Co Inc. Government technical data includes 8 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5330-01-450-9178 |
| Primary Part Number | 7331FTE987-4780 |
| Item Name | Packing Assembly |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Greene Tweed & Co Inc |
| Status | ACTIVE |
| Cross-Sectional Height | 0.416 INCHES NOMINAL IN |
| Intermediate Ring Quantity | 1 |
| Outside Diameter | 2.643 INCHES NOMINAL IN |
| Cross-Sectional Shape Style | SPECIAL OVERALL |
| Peripheral Diameter | 2.643 INCHES NOMINAL IN |
| Inside Diameter | 2.248 INCHES NOMINAL IN |
| Height | 0.416 INCHES NOMINAL IN |
| Center Hole Diameter | 2.223 INCHES NOMINAL 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 |
|---|---|
| 7331FTE987-4780 PRIMARY | Greene Tweed & Co Inc (USA) |
| Reference | Meaning |
|---|---|
| 7331FTE987-4780 | 5/9 Secondary reference Palmetto Inc |
NSN 5330-01-450-9178 is a Packing Assembly, manufactured by Greene Tweed & Co Inc, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-450-9178 has 1 manufacturer part number on file: 7331FTE987-4780 (Greene Tweed & Co Inc).
Key specifications for 7331FTE987-4780: Cross-Sectional Height: 0.416 INCHES NOMINAL IN; Intermediate Ring Quantity: 1; Outside Diameter: 2.643 INCHES NOMINAL IN; Cross-Sectional Shape Style: SPECIAL OVERALL. 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.