The Packing Assembly, cataloged under National Stock Number 5330-01-519-1398, 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-519-1398 |
| Primary Part Number | 7426MR-964 |
| Item Name | Packing Assembly |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Greene Tweed & Co Inc |
| Status | ACTIVE |
| Outside Diameter | 5.099 INCHES NOMINAL IN |
| Hardness Rating | 70.0 SHORE DUROMETER A NOMINAL INTERMEDIATE RING |
| Criticality Code Justification | AGAV |
| Cross-Sectional Shape Style | TEE INTERMEDIATE RING |
| Inside Diameter | 4.622 INCHES NOMINAL IN |
| Height | 0.281 INCHES NOMINAL IN |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR INTERMEDIATE RING |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 7426MR-964 PRIMARY | Greene Tweed & Co Inc (USA) |
| 7426MR-964 | Jamaica Bearings Co. Inc. Dba Jamaica Bearings Co Inc Div Jamaica Aerospace Company Llc (USA) |
NSN 5330-01-519-1398 is a Packing Assembly, manufactured by Greene Tweed & Co Inc, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-519-1398 has 2 manufacturer part numbers on file: 7426MR-964 (Greene Tweed & Co Inc), 7426MR-964 (Jamaica Bearings Co. Inc. Dba Jamaica Bearings Co Inc Div Jamaica Aerospace Company Llc).
Key specifications for 7426MR-964: Outside Diameter: 5.099 INCHES NOMINAL IN; Hardness Rating: 70.0 SHORE DUROMETER A NOMINAL INTERMEDIATE RING; Criticality Code Justification: AGAV; Cross-Sectional Shape Style: TEE INTERMEDIATE 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.