The Packing Assembly, cataloged under National Stock Number 5330-01-228-3311, 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. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Packing Assembly |
| FSC / FSG | 5330 — Packing and Gasket Materials (FSG 53) |
| Manufacturers | Greene Tweed & Co Inc (CAGE 5F573); Greene Tweed & Co. Gmbhdichtungssysteme (CAGE C3125); Kitco Llc (CAGE 34087) |
| Parameter | Value |
|---|---|
| NSN | 5330-01-228-3311 |
| Primary Part Number | 7214MR-972-T |
| Item Name | Packing Assembly |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Greene Tweed & Co Inc |
| Status | ACTIVE |
| 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 |
|---|---|
| 7214MR-972-T PRIMARY | Greene Tweed & Co Inc (USA) |
| 7214MR-972-T | Greene Tweed & Co. Gmbhdichtungssysteme (DEU) |
| 7214MR-972-T | Kitco Llc (USA) |
| Reference | Meaning |
|---|---|
| 7214MR972T | 5/9 Secondary reference Magnaghi Aerospace Spa |
| 7214MR972T | 5/9 Secondary reference Microtecnica Srl |
| 7214MR-972-T | 5/9 Secondary reference Palmetto Inc |
NSN 5330-01-228-3311 is a Packing Assembly, manufactured by Greene Tweed & Co Inc, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-228-3311 has 3 manufacturer part numbers on file: 7214MR-972-T (Greene Tweed & Co Inc), 7214MR-972-T (Greene Tweed & Co. Gmbhdichtungssysteme), 7214MR-972-T (Kitco Llc).
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.