The Packing,preformed, cataloged under National Stock Number 5330-01-265-6049, 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 5 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-265-6049 |
| Primary Part Number | 19000890-972 |
| Item Name | Packing,preformed |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Greene Tweed & Co Inc |
| Status | ACTIVE |
| Cross-Sectional Height | 1.91 MILLIMETERS NOMINAL MM |
| Material Document and Classification | MIL-P-25731 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | O-RING |
| Center Hole Diameter | 8.89 MILLIMETERS NOMINAL MM |
| Material | RUBBER SYNTHETIC 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 |
|---|---|
| 19000890-972 PRIMARY | Greene Tweed & Co Inc (USA) |
| 19000890-972 | Greene Tweed & Co. Gmbhdichtungssysteme (DEU) |
| Reference | Meaning |
|---|---|
| 19000890-972 | 5/9 Secondary reference Palmetto Inc |
NSN 5330-01-265-6049 is a Packing,preformed, manufactured by Greene Tweed & Co Inc, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-265-6049 has 2 manufacturer part numbers on file: 19000890-972 (Greene Tweed & Co Inc), 19000890-972 (Greene Tweed & Co. Gmbhdichtungssysteme).
Key specifications for 19000890-972: Cross-Sectional Height: 1.91 MILLIMETERS NOMINAL MM; Material Document and Classification: MIL-P-25731 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL; Cross-Sectional Shape Style: O-RING; Center Hole Diameter: 8.89 MILLIMETERS NOMINAL MM. 5 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.