The Packing Assembly, cataloged under National Stock Number 5330-01-320-8124, 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 7 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-320-8124 |
| Primary Part Number | 7444MT-987-N |
| Item Name | Packing Assembly |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Greene Tweed & Co Inc |
| Status | ACTIVE |
| Intermediate Ring Quantity | 1 |
| Outside Diameter | 8.224 INCHES MINIMUM AND 8.227 INCHES MAXIMUM IN |
| Material Document and Classification | L-P-410,NYLON FED SPEC SINGLE MATERIAL RESPONSE BOTTOM RING |
| Material Document and Classification | L-P-410,NYLON FED SPEC SINGLE MATERIAL RESPONSE TOP RING |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR INTERMEDIATE RING |
| Material | PLASTIC POLYAMIDE NYLON TOP RING |
| Material | PLASTIC POLYAMIDE NYLON 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 |
| Part Number | Manufacturer |
|---|---|
| 7444MT-987-N PRIMARY | Greene Tweed & Co Inc (USA) |
| 07A200-5 | Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems (USA) |
| Reference | Meaning |
|---|---|
| 07A200-5 | 5/9 Secondary reference Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems |
| 7444MT-987-N | 5/9 Secondary reference Palmetto Inc |
NSN 5330-01-320-8124 is a Packing Assembly, manufactured by Greene Tweed & Co Inc, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-320-8124 has 2 manufacturer part numbers on file: 7444MT-987-N (Greene Tweed & Co Inc), 07A200-5 (Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems).
Key specifications for 7444MT-987-N: Intermediate Ring Quantity: 1; Outside Diameter: 8.224 INCHES MINIMUM AND 8.227 INCHES MAXIMUM IN; Material Document and Classification: L-P-410,NYLON FED SPEC SINGLE MATERIAL RESPONSE BOTTOM RING; Material Document and Classification: L-P-410,NYLON FED SPEC SINGLE MATERIAL RESPONSE TOP RING. 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.