The Packing Assembly, cataloged under National Stock Number 5330-01-159-4504, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is The Boeing Company Div Defense. Government technical data includes 7 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5330-01-159-4504 |
| Primary Part Number | ST7M254450-3 |
| Item Name | Packing Assembly |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Cross-Sectional Height | 0.569 INCHES NOMINAL IN |
| Outside Diameter | 11.012 INCHES NOMINAL IN |
| Peripheral Diameter | 11.012 INCHES NOMINAL IN |
| Inside Diameter | 10.462 INCHES NOMINAL IN |
| Height | 0.569 INCHES NOMINAL IN |
| Center Hole Diameter | 10.462 INCHES NOMINAL IN |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR 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 |
|---|---|
| ST7M254450-3 PRIMARY | The Boeing Company Div Defense (USA) |
| 7450MT160-T | Greene Tweed & Co Inc (USA) |
| ST7M254450-3 | Es3 Prime Logistics Group Inc Dba Es3 Plg (USA) |
| Reference | Meaning |
|---|---|
| 7450MT160 | 5/9 Secondary reference Greene Tweed & Co Inc |
| 7450MT160 | 5/9 Secondary reference Palmetto Inc |
NSN 5330-01-159-4504 is a Packing Assembly, manufactured by The Boeing Company Div Defense, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-159-4504 has 3 manufacturer part numbers on file: ST7M254450-3 (The Boeing Company Div Defense), 7450MT160-T (Greene Tweed & Co Inc), ST7M254450-3 (Es3 Prime Logistics Group Inc Dba Es3 Plg).
Key specifications for ST7M254450-3: Cross-Sectional Height: 0.569 INCHES NOMINAL IN; Outside Diameter: 11.012 INCHES NOMINAL IN; Peripheral Diameter: 11.012 INCHES NOMINAL IN; Inside Diameter: 10.462 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.