The Packing,preformed, cataloged under National Stock Number 5330-00-211-7887, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Eaton Aerospace, Llc Dba Jackson South. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-00-211-7887 |
| Primary Part Number | 351991 |
| Item Name | Packing,preformed |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Eaton Aerospace, Llc Dba Jackson South |
| Status | ACTIVE |
| Cross-Sectional Height | 0.269 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN |
| Cross-Sectional Shape Style | SPECIAL |
| Peripheral Diameter | 5.888 INCHES MINIMUM AND 5.911 INCHES MAXIMUM IN |
| Center Hole Diameter | 5.327 INCHES MINIMUM AND 5.373 INCHES MAXIMUM IN |
| 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 |
|---|---|
| 351991 PRIMARY | Eaton Aerospace, Llc Dba Jackson South (USA) |
NSN 5330-00-211-7887 is a Packing,preformed, manufactured by Eaton Aerospace, Llc Dba Jackson South, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-00-211-7887 has 1 manufacturer part number on file: 351991 (Eaton Aerospace, Llc Dba Jackson South).
1 possible match (shared part number, not a government interchangeability claim): 2840-00-475-0434. Verify interchangeability with system specifications before substitution.
Key specifications for 351991: Cross-Sectional Height: 0.269 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN; Cross-Sectional Shape Style: SPECIAL; Peripheral Diameter: 5.888 INCHES MINIMUM AND 5.911 INCHES MAXIMUM IN; Center Hole Diameter: 5.327 INCHES MINIMUM AND 5.373 INCHES MAXIMUM IN. 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.